en 10216-2 sin password
TRANSCRIPT
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EUROPEANSTA
NDARD
NORMEEUROP
ENNE
EUROP"ISCHENORM
EN10216-2
May2002
+A1
March2004
ICS23.040.10;77.140.75
Englishversion
Seamless
steeltubesforpres
surepurposes-Te
chnicaldelivery
conditions
-Part2:Non-alloy
andalloysteeltube
swithspecified
elevatedtemperatureproperties
(includingam
endmentA1:2004)
Tubessanssoudureenacierpo
urservicesouspression-
Conditionstechniquesdelivraison-Partie2:Tubesen
aciernonalli$etalli$aveccaract$ristiquessp$cifi$es&
temp$rature$lev$e
(nclutl(amendeme
ntA1:2004)
NahtloseStahlrohref)rDruckbeanspruchungen-
TechnischeLieferbedingungen-Teil2:Rohreaus
unlegiertenund
legiertenSt+hlenmitfestgelegten
Eigenschaftenbeierh,htenTemperaturen
(enth+lt"nderungA1:2004)
ThisEuropeanStandardwasapp
rovedbyCENon25April2002;a
mendmentA1wasapprovedbyC
ENon2January2004.
CENmembersareboundtocom
plywiththeCEN/CENELECInternalRegulationswhichstipulatethe
conditionsforgivingthisEuropea
n
Standardthestatusofanational
standardwithoutanyalteration.U
p-to-datelistsandbibliographical
referencesconcerningsuchnational
standardsmaybeobtainedonapplicationtotheManagementCen
treortoanyCENmember.
ThisEuropeanStandardexistsin
threeofficialversions(English,French,German).Aversioninanyotherlanguagemadebytranslatio
n
undertheresponsibilityofaCEN
memberintoitsownlanguagean
dnotifiedtotheManagementCen
trehasthesamestatusastheofficial
versions.
CENmembersarethenationalstandardsbodiesofAustria,Belgium,Cyprus,CzechRepublic,Denm
ark,Estonia,Finland,France,
Germany,Greece,Hungary,Iceland,Ireland,Italy,Latvia,Lithuania,Luxembourg,Malta,Netherland
s,Norway,Poland,Portugal,Slovakia,
Slovenia,Spain,Sweden,Switze
rlandandUnitedKingdom.
EUROPEAN
COMMITTEEFOR
STANDARDIZATION
COMITEUROPEN
DE
NORMALISATION
EUROP"
ISCHES
KO
MITEE
F$R
NORMUNG
ManagementCentre:rued
eStassart,36
B-1050Brussels
.2002CEN
Allrightsofexplo
itationinanyformandbyanymeansreserved
worldwideforCE
NnationalMembers.
Ref.No.EN10216-2:2002+A1:2004E
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EN10216-2:2002(E)
2 Contents
Forewo
rd.....................................................................................................................................................................3
1
SCOPE............................................................................................................................................................4
2
NORMATIVEREFERENC
ES.........................................................................................................................4
3
TERMSANDDEFINITION
S...........................................................................................................................5
4
SYMBOLS.......................................................................................................................................................5
5
CLASSIFICATIONANDD
ESIGNATION.......................................................................................................6
5.1
Classification.................................................................................................................................................6
5.2
Designation....................................................................................................................................................6
6
INFORMATIONTOBESU
PPLIEDBYTHEPURCHASER..........................................................................6
6.1
Mandatoryinformation.................................................................................................................................6
6.2
Options...........................................................................................................................................................7
6.3
Examplesofanorder....................................................................................................................................7
7
MANUFACTURINGPROC
ESS......................................................................................................................8
7.1
Steelmakingprocess...................................................................................................................................8
7.2
Deoxidationprocess.....................................................................................................................................8
7.3
Tubemanufactureandd
eliveryconditions................................................................................................8
8
REQUIREMENTS...........................................................................................................................................8
8.1
General...........................................................................................................................................................8
8.2
Chemicalcomposition..............................................
............................................
........................................9
8.3
Mechanicalproperties................................................................................................................................13
8.4
Appearanceandinternalsoundness........................................................................................................18
8.5
Straightness.................................................................................................................................................18
8.6
Preparationofends.....................................................................................................................................18
8.7
Dimensions,massesandtolerances........................................................................................................19
9
INSPECTION.................................................................................................................................................24
9.1
Typesofinspection.....................................................................................................................................24
9.2
Inspectiondocuments................................................................................................................................24
9.3
Summaryofinspectionandtesting..........................................................................................................24
10
SAMPLING....................................................................................................................................................25
10.1
Frequencyoftests....................................................
............................................
......................................25
10.2
Preparationofsamplesandtestpieces...................................................................................................26
11
TESTMETHODS..........................................................................................................................................27
11.1
Chemicalanalysis.......................................................................................................................................27
11.2
Tensiletest...................................................................................................................................................27
11.3
Flatteningtest............................................................
............................................
......................................28
11.4
Ringtensiletest...........................................................................................................................................29
11.5
Driftexpandingtest.....................................................................................................................................29
11.6
Ringexpandingtest....................................................................................................................................30
11.7
Impacttest....................................................................................................................................................30
11.8
Leaktightnesstest......................................................................................................................................31
11.9
Dimensionalinspection..............................................................................................................................32
11.10
Visualexamination......................................................................................................................................32
11.11
Non-destructivetesting..............................................................................................................................32
11.12
Materialidentification.................................................................................................................................32
11.13
Retests,sortingandreprocessing............................................................................................................32
12
MARKING.....................................................................................................................................................33
12.1
Markingtobeapplied.................................................................................................................................33
12.2
Additionalmarking......................................................................................................................................33
13
PROTECTION...............................................................................................................................................33
Annex
A(Informative)Creeprupturestrengthvalues........................................................................................34
Annex
ZA(informative)............................................................................................................................................39
Bibliog
raphy(Informative).......................................................................................................................................40
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EN10216-2:2002
(E)3
F
oreword
Th
isdocument(EN10216-2:2002)hasbeenpreparedbyTechnicalCommitteeECISS/TC29,"Steeltubesa
nd
fittingsforsteeltubes",these
cretariatofwhichisheldby
UNI.
Th
isEuropeanStandardshallbegiventhestatusofan
ationalstandard,eitherby
publicationofanidenticalt
ext
or
byendorsement,atthelatestbyNovember2002,andconflictingnationalstandardsshallbewithdrawnatthe
latestbyNovember2002.
Th
isdocumenthasbeenpreparedunderamandate
giventoCEN
bytheEu
ropeanCommissionandthe
Eu
ropeanFreeTradeAssocia
tion,andsupportsessentia
lrequirementsofEUDirec
tive(s).
Fo
rrelationshipwithEUDirec
tive(s),seeinformativeann
exZA,whichisanintegral
partofthisdocument.
OtherPartsofEN10216are:
Pa
rt1:
Non-alloysteeltubeswithspecifiedroomtempe
ratureproperties.
Pa
rt3:
Alloyfinegrainsteeltubes
Pa
rt4:
Non-alloyandalloysteeltubeswithspecifiedlowtemperaturepropertie
s
Pa
rt5:
Stainlesssteeltu
bes
An
otherEuropeanStandards
eriescoveringtubesforpressurepurposesis:
EN
10217:
Welde
dsteeltubesforpressurepurposes
Ac
cordingtotheCEN/CENE
LEC
InternalRegulations,thenationalstandardso
rganizationsofthefollow
ing
countriesareboundtoimplem
entthisEuropeanStanda
rd:Austria,Belgium,Czech
Republic,Denmark,Finland,
France,Germany,Greece,Iceland,Ireland,Italy,Luxembourg,Malta,Netherlan
ds,Norway,Portugal,Spain,
Sw
eden,Switzerlandandthe
UnitedKingdom.
F
orewordtoamend
mentA1
Th
isdocument(EN
10216-2:2002/A1:2004)has
beenprepared
by
TechnicalCommittee
ECISS/TC29
"Steeltubesandfittingsforsteeltubes",thesecretariato
fwhichisheldbyUNI.
Th
isEuropeanStandardshallbegiventhestatusofan
ationalstandard,eitherby
publicationofanidenticalt
ext
or
byendorsement,atthelatestbySeptember2004,andconflictingnationalstandardsshallbewithdrawnatthe
latestbySeptember2004.
Th
isdocumenthasbeenpreparedunderamandate
giventoCEN
bytheEu
ropeanCommissionandthe
Eu
ropeanFreeTradeAssocia
tion,andsupportsessentia
lrequirementsofEUDirec
tive97/23/EC.
Fo
rrelationshipwithEUDirec
tive97/23/EC,seeinformativeannexZA,whichisanintegralpartofthisdocume
nt.
Ac
cordingtotheCEN/CENE
LECInternalRegulations
,thenationalstandardso
rganizationsofthefollow
ing
co
untriesareboundtoimplementthisEuropeanStanda
rd:Austria,Belgium,Cypru
s,CzechRepublic,Denma
rk,
Es
tonia,Finland,France,Germany,Greece,Hungary,Iceland,Ireland,Italy,La
tvia,Lithuania,Luxembou
rg,
Malta,Netherlands,Norway,Poland,Portugal,Slovakia,Slovenia,Spain,Sweden,SwitzerlandandUnited
Kingdom.
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EN10216-2:2002(E)
4 1
SCOPE
ThisPa
rtofEN10216specifiesthetechnicaldeliverycond
itionsintwotestcategorie
sforseamlesstubesof
circular
crosssection,withspecifie
delevatedtemperaturepro
perties,madeofnon-alloyandalloysteel.
NOTE
ThisPartofEN10216ma
yalsobeappliedfortubesof
non-circularcrosssection;necessarymodificationshould
beagree
dathetimeofenquiryandorder.
2
NORMATIVEREFEREN
CES
ThisEu
ropeanStandardincorporatesbydateorundatedreference,provisionsfrom
o
therpublications.These
normativereferencesarecitedattheappropriateplacesinthetextandthepublications
arelistedhereafter.For
datere
ferences,subsequentame
ndmentstoorrevisionsof,anyofthesepublicationsapplytothisEuropean
Standardonlywhenincorporatedinitbyamendmentorrevis
ion.Forundatedreference
sthelatesteditionofthe
publicationreferredtoapplies(includingamendments).
Thereq
uirementsofthisEuropea
nStandardrulewhenthey
differfromthoseinthestandardsanddocuments
referred
tobelow:
EN100
02-1,Metallicmaterials-T
ensiletesting-Part1:Meth
odoftest(atambienttemp
erature).
EN100
02-5,Metallicmaterials-T
ensiletesting-Part5:Meth
odoftesting(atelevatedtemperature).
EN100
20,Definitionsandclassificationofgradesofsteel.
EN100
21,Generaltechnicaldeliv
eryrequirementsforsteela
ndironproducts.
EN100
27-1,Designationsystems
forsteels-Part1:Steelnames,principlesymbols..
EN100
27-2,Designationsystems
forsteels-Part2:Numericalsystems.
EN100
45-1,Metallicmaterials-C
harpyimpacttest-Part1:Testmethod.
EN100
52,Vocabularyofheattreatmenttermsforferrouspro
ducts.
EN102
04,Metallicproducts-Typ
esofinspectiondocuments
.
ENV10
220,Seamlessandweldedsteeltubes-Dimensionsandmassesperunitlength
EN102
33,Metallicmaterials-Tubes-Flatteningtest.
EN102
34,Metallicmaterials-Tubes-Driftexpandingtest.
EN102
36,Metallicmaterials-Tubes-Ringexpandingtest.
EN102
37,Metallicmaterials-Tubes-Ringtensiletest.
EN102
46-1,Non-DestructiveTes
tingofsteeltubesPart1:Automaticelectromagnetictestingofseamlessand
welded
(exceptsubmergedarcwe
lded)ferromagneticsteeltubesforverificationofhydraulicleak-tightness.
EN102
46-5, Non-DestructiveTes
tingofsteeltubesPart5:Automaticfullperipheralmagnetictransducer/flux
leakagetestingofseamlessandwelded(exceptsubmergedarc-welded)ferromagneticsteeltubesforthe
detectionoflongitudinalimperfections.
EN102
46-6,Non-Destructive
Testingofsteeltubes-Part6:Automaticfullperiph
eralultrasonictestingof
seamle
sssteeltubesforthedetec
tionoftransverseimperfections.
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EN10216-2:2002(E)5
EN
10246-7,Non-DestructiveTesting
ofsteeltubes-Part7:Automaticfullp
eripheralultrasonictesting
of
se
amlessandwelded(exceptsubmergedarcwelded)steeltubesforthedetectionoflongitudinalimperfections.
EN
10246-14,Non-DestructiveTestingofsteeltubes
-Part14:Automaticultrasonictestingofseamlessand
welded(exceptsubmergedarcwelded)steeltubesforth
edetectionoflaminarimpe
rfections.
EN
10256,Non-DestructiveTestingofsteeltubes-Qualificationandcompetenc
eoflevel1andlevel2N
DT
pe
rsonnel.
EN
ISO377,Steelandstee
lproducts-Locationand
preparationofsamplesandtestpiecesformechanical
testing(ISO377:1997)
prE
N101681),Ironandsteelproducts-Inspectiondocuments-Listofinformationanddescription.
prE
N10266
1),
Steeltubes,fittingsandstructuralhollowsections-Symbolsand
definitionoftermsforuse
in
productstandards
EN
ISO2566-1,Steel-Conversionofelongationvalues
Part1:Carbonandlow-a
lloysteels(ISO2566-1:198
4)
ISO14284,Steelandiron-S
amplingandpreparationofsamplesforthedeterminationofchemicalcomposition
CR
10260,Designationsystemsforsteel-Additionalsymbols
CR
10261,ECISSInformationCircularIC11-Ironands
teel-Reviewofavailablem
ethodsofchemicalanalysis.
3
TERMSANDDEFIN
ITIONS
Fo
rthepurposesofthisPartofEN10216,thetermsand
definitionsgiveninEN100
20,EN10021,EN10052a
nd
prE
N10266andthefollowing
apply:
3.1
tes
tcategory
cla
ssificationthatindicatestheextentandlevelofinspectionandtesting
3.2
em
ployer
org
anisationforwhichaperso
nworksonaregularbasis.
NO
TE
Theemployermaybeeitherthetubemanufactu
rerorsupplierorathirdpar
tyorganisationproviding,Non-
DestructiveTesting(NDT)services.
4
SYMBOLS
Fo
rthepurposeofthisPartofEN10216,thesymbolsgiveninprEN10266andthe
followingapply:
d
specifiedinsidediameter;
dmin
specifiedminimuminsidediameter;
Tmin
specifiedminimumwallthickness;
Dc
calculatedoutsidediameter;
dc
calculatedinside
diameter;
1)
Inpreparation;untilthis
documentispublishedasaEuropeanStandard,thecorrespondingnational
sta
ndard(s)shouldbeagreed
atthetimeofenquiryandorder.
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EN10216-2:2002(E)
6
Tc
calculatedwallthickn
ess;
TC
testcategory
5
CLASSIFICATIONAND
DESIGNATION
5.1
C
lassification
InaccordancewiththeclassificationsysteminEN10020,thesteelgradesP195GH,P235GHandP265GHare
classifie
dasnon-alloyqualitysteelsandtheothersteelgradesareclassifiedasalloyspe
cialsteels.
5.2
D
esignation
5.2.1
ForthetubescoveredbythisPartofEN10216thesteeldesignationconsistsof:
the
numberofthisPartofEN10216;
pluseither:
the
steelnameinaccordance
withEN10027-1andCR10260;
or:
thestee
lnumberallocatedinaccordancewithEN10027-2.
5.2.2
Thesteelnameofnon-allo
ysteelgradesisdesignate
dby:
the
capitalletterPforpressurepurposes;
the
indicationofthespecified
minimum
yieldstrengtha
troom
temperatureforwa
llthicknesslessthanor
equalto16mm,expressedin
MPa(seeTable4):
the
symbolsGHforelevatedtemperature.
5.2.3
Thesteelnameofalloysteelgradesisdesignatedbythechemicalcompositio
n(seeTable2)andthe
symbolsfortheheattreatment,wh
erespecifiedincolumn3andfootnote3ofTable1.
6
IN
FORMATIONTOBESUPPLIEDBYTHEPU
RCHASER
6.1
M
andatoryinformation
Thefollowinginformationshallbesuppliedbythepurchasera
tthetimeofenquiryandorder:
a)the
quantity(massortotalleng
thornumber);
b)the
term"tube";
c)
the
dimensions(outsidediame
terDandwallthicknessT
orasetofdimensionscoveredbyOption11)(see
Table6);
d)the
designationofthesteelgra
deinaccordancewiththis
PartofEN10216(see5.2);
e)the
testcategoryfornon-alloysteel(see9.3).
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EN10216-2:2002(E)7
6.2
Options
Anumberofoptionsarespe
cifiedinthisPartofEN1
0216andthesearelisted
below.Intheeventthatthe
purchaserdoesnotindicatea
wishtoimplementanyoftheseoptionsatthetimeofenquiryandorder,thetub
es
shallbesuppliedinaccordanc
ewiththebasicspecification(see6.1).
1)
Coldfinishing(see7.3.2).
2)
Restrictiononcop
perandtincontent(seeTa
ble2).
3)
Productanalysis(see8.2.2).
4)
Impacttesting(se
eTable4).
5)
Longitudinalimpa
cttestingat-10/C
fornon
-alloysteelgrades(seeTa
ble4).
6)
Tensiletestingat
elevatedtemperature(see
8.3.2).
7)
Selectionofleak-tightnesstestmethod(see8.4.2.1).
8)
Non-DestructiveTestingfortestcategory2tubesfordetectionoftransverseimperfections(s
ee
8.4.2.2).
9)
Non-DestructiveT
estingfortestcategory2tubesfordetectionoflamina
rimperfections(see8.4.2.2
).
10)
Specialendsprep
aration(see8.6).
11)
Setofdimensions
otherthanDandT(see8.7.1).
12)
Exactlengths(see8.7.3).
13)
Thetypeofinspectiondocumentotherthanthestandarddocument(see
9.2.1).
14)
Testpressurefor
hydrostaticleak-tightnesstest(see11.8.1).
15)
Wallthicknessmeasurementawayfromtheends(see11.9).
16)
Non-DestructiveT
estingmethod(see11.11.1).
17)
Additionalmarking(see12.2).
18)
Protection(see13).
6.3
Examplesofanorder
6.3
.1Example1
100tofseamlesstubewithanoutsidediameterof168,3
mm,awallthicknessof4,5mm,inaccordancewithEN
10216-2,madeofsteelgradeP265GH,totestcategory1witha3.1.Cinspection
certificateinaccordancew
ith
EN
10204:
100
t-Tube-168,3x4,5-EN10
216-2-P265GH-TC1-Optio
n13:3.1.C
6.3
.2Example2
100mofseamlesstubewith
aminimum
insidediameterof240mm,aminimum
wallthicknessof40mm
in
accordancewithPartofEN
10216,madeofsteelgrade10CrMo9-10,witha3
.1.C
inspectioncertificate
in
accordancewithEN10204:
100
m-Tube-dmin240xTmin40
-EN10216-2-10CrMo9-10-
Option13:3.1.C
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EN10216-2:2002(E)
8 7
MANUFACTURINGPRO
CESS
7.1
S
teelmakingprocess
Thesteelmakingprocessisatthe
discretionofthemanufactu
rer.
7.2
D
eoxidationprocess
Steelss
hallbefullykilled.
7.3
T
ubemanufactureandd
eliveryconditions
7.3.1
AllNDTactivitiesshallbe
carriedoutbyqualifiedand
competentlevel1,2and/o
r3personnelauthorised
toopera
tebytheemployer.
Thequa
lificationshallbeinaccord
ancewithEN10256or,atleast,anequivalenttoit.
Itisrecommendedthatthelevel3
personnelbecertifiedinaccordancewithEN473or,
atleast,anequivalentto
it.Theope
ratingauthorisationissued
bytheemployershallbein
accordancewithawritten
procedure.
NDTop
erationsshallbeauthorisedbylevel3NDTindividualapprovedbytheemployer.
NOTE
Thedefinitionoflevel1,2and3canbefoundinappropriateStandards,e.g.EN473an
dprEN10256
7.3.2
Thetubesshallbemanufa
cturedbyaseamlessprocess.
Unless
option1isspecified,thetubesmaybeeitherhotor
coldfinishedatthediscretionofthemanufacturer.
Theterms0hotfinished0and0coldfinished0applytotheconditionofthetubebe
foreitisheattreatedin
accorda
ncewith7.3.3.
Option
1:Thetubesshallbecold
finishedbeforeheattreatment.
7.3.3
Thetubesshallbesuppliedintherelevantheattreatm
entconditionsasspecified
inTable1.
8
RE
QUIREMENTS
8.1
G
eneral
Whens
uppliedinadeliveryconditionindicatedinclause7.3andinspectedinaccordanc
ewithclauses9,10and
11,thetubesshallconformtother
equirementsofthisPartof
EN10216.
Inaddition,thegeneraltechnicaldeliveryrequirementsspecifiedinEN10021shallapply.
Tubess
hallbesuitableforhotand
coldbendingprovidedthebendingiscarriedoutinan
appropriatemanner.
Whentubesarespecifiedintheorderbyd,dminorTminthefo
llowingequations,withall
termsinmm,shallapply
forthecalculationofoutsidediameterDc,insidediameterdc
andwallthicknessTc,insteadofD,dandTforthe
relevantrequirementsinclauses
8.4.1.4,10.2.2.2,11.3,11
.8.1,11.9,11.11.4,12.1andTable1,footnotec,
Tables4,5,8,10,13and14:
Dc=
Td2
(1)
Dc=
T
d
of
tolerance
d
2
2
min
m
in
(2)
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EN10216-2:2002(E)
10
Table1Heattreatme
ntconditions
Steelgrade
Heat
treatmenta
Austenizing
Tempering
Steel
name
Steel
number
Temperature
/C
Cooling
Medium
T
emperature
/C
Cooling
medium
P195GH
1.0348
+Nb
880to
940
Air
-
-
P235GH
1.0345
+Nb
880to
940
Air
-
-
P265GH
1.0425
+Nb
880to
940
Air
-
-
20MnNb6
1.0471
+Nb
900to
960
Air
-
-
16Mo3
1.5415
+Nb
890to
950
Air
-
-
8MoB5-
4
1.5450
+Nb
920to
960
Air
-
-
14MoV6
-3
1.7715
+NTbc
930to
990
Air
680to730
air
10CrMo
5-5
1.7338
+NTbc
900to
960
Air
650to750
air
13CrMo
4-5
1.7335
+NTbc
900to
960
Air
660to730
air
10CrMo
9-10
1.7380
+NTbc
900to
960
Air
680to750
air
11CrMo
9-10
1.7383
+QT
900to
960
AirorLiquid
680to750
air
25CrMo
4
1.7218
+QT
860to
900
AirorLiquid
620to680
air
20CrMo
V13-5-5
1.7779
+QT
980to1030
AirorLiquid
680to730
air
15NiCuMoNb5-6-4
1.6368
+NTc
880to
980
Air
580to680
air
X11CrM
o5+I
1.7362+I
+I
890to
950
Furnace
Atmosphere
-
-
X11CrM
o5+NT1
1.7362+NT1
+NT1
930to
980
Air
730to770
air
X11CrM
o5+NT2
1.7362+NT2
+NT2c
930to
980
air
710to750
air
X11CrM
o9-1+I
1.7386+I
+I
950to
980
Furnace
Atmosphere
-
-
X11CrM
o9-1+NT
1.7386+NT
+NTc
890to
950
air
720to800
air
X10CrM
oVNb9-1
1.4903
+NTc
1040to
1090
air
730to780
air
X20CrM
oV11-1
1.4922
+NTc
1020to
1080
air
730to780
air
a+N
=
Normalising,+NT=Normalising+Tempering,+QT=Quenching+Tempering(airo
rliquid),+I=Isothermal
Annealin
g.
bNormalisingincludesNormalisingForming.
cForthe
sesteelgradesitmaybenec
essaryinthecaseofwallthicknessTabove25mmorT/D
>0,15toapplyquenching
andtemp
eringinordertoachievetheintendedstructureandmaterialproperties.Thedecisionsh
allbelefttothediscretion
ofthemanufacturerbutshallbestatedtothecustomeratthetimeofenquiryandorder.Steeltu
bestreatedinsuchaway
shallbedesignatedbythesteelnamesupplementedbythesymbol0+QT0.
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Table3Permissibledevia
tionsoftheproductanalysisfrom
specifiedlimits
oncastanalysisgiven
inTable
2
Element
Limitingvalueforthecasta
nalysisin
accordancewithTable2
%bymass
Permissible
deviation
of
the
product
analysis
%bymass
C
0,29
0,02
0,40
0,05
Si
0,40
to
1,00
0,06
1,00
0,05
Mn
1,00
to
1,50
0,10
P
0,025
+
0,005
0,010
+
0,003
S
0,010
0,020
+
0,005
Al
0,060
0,005
B
0,006
0,001
1,00
0,05
1,00
to
10,00
0,10
Cr
10,00to
12,50
0,15
Cu
0,80
0,05
0,35
0,03
Mo
0,35
to
1,20
0,04
N
0,070
0,01
Nb
0,10
0,005
0,35
0,05
Ni
0,35
to
1,30
0,07
Ti
0,060
+
0,010
0,10
+0,01
V
0,10
to
0,55
0,03
8.3
Mechanicalproperties
8.3
.1Mechanicalpropertiesatandbelowroom
temp
erature
Themechanicalpropertiesatandbelowroomtemperatureofthetubesshallconformtotherequirementsin
Table4andinclauses11.3,11.4,11.5and11.6.
8.3
.2Proofstrengthatelev
atedtemperature
TheminimumproofstrengthRp
0,2valuesatelevatedtemperaturearegiveninTable5.
Option6:ProofstrengthRp0,2
shallbeverified.Thetesttemperatureshallbespecifiedatthetimeofenquiry
andorder.
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8.3.3Creeprupturestrength
ThecreeprupturestrengthvaluesaregiveninannexAfo
rinformation.
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8.4
Appearanceandinternalsoundness
8.4.1
Appearance
8.4.1.1
Thetubesshallbefreefromexternalandinternalsurfacedefectsthatca
nbedetectedbyvisual
examin
ation.
8.4.1.2
Theinternalandexte
rnalsurfacefinishofthetubesshallbetypicalofthe
manufacturingprocess
and,w
hereapplicable,theheattreatmentemployed.Norm
allythefinishandsurface
conditionshallbesuch
thatan
ysurfaceimperfectionsreq
uiringdressingcanbeiden
tified.
8.4.1.3
Itshallbepermissibletodress,onlybygrinding
ormachining,surfaceimperfectionsprovidedthat,
afterdoingso,thewallthickness
inthedressedareaisnotlessthanthespecifiedmin
imumwallthickness.All
dresse
dareasshallblendsmooth
lyintothecontourofthetube.
8.4.1.4
Anysurfaceimperfec
tion,whichisdemonstrated
tobedeeperthan5%ofthewallthicknessTor3
mmwh
icheveristhesmaller,shallbedressed.
Thisre
quirementdoesnotapplytosurfaceimperfectionwith
adepthequalorless0,3m
m
8.4.1.5
Surfaceimperfectionswhichencroachonthesp
ecifiedminimumwallthickn
essshallbeconsidered
defectsandtubescontainingtheseshallbedeemednottoco
nformtothisPartofEN10
216.
8.4.2
Internalsoundness
8.4.2.1
LeakTightness
Thetubesshallpassahydrostatictest(see11.8.1)orelectromagnetictest(see11.8.2)
forleak-tightness.
Unless
option7isspecified,thechoiceofthetestmethodisatthediscretionoftheman
ufacturer.
Option
7:Thetestmethodforverificationofleak-tightness
inaccordancewith11.8.1
or11.8.2isspecifiedby
thepurchaser.
8.4.2.2
Non-DestructiveTesting
Thetu
besoftestcategory2shallbesubjectedtoanon-destructivetestingforthedetectionoflongitudinal
imperfections,inaccordancewith11.11.1.
Option
8:The
tubesoftestc
ategory2shallsubjected
toanon-destructivetestingforthedetectionof
transverseimperfectionsinaccordancewith11.11.2.
Option
9:Thetubesoftestcategory2shallbesubjectedtoanon-destructivetesting
forthedetectionofthe
lamina
rimperfectionsinaccordan
cewith11.11.3.
8.5
Straightness
Thede
viationfromstraightnesso
fanytubelengthLshalln
otexceed0,0015L.Deviationsfrom
straightness
overanyonemetrelengthshallnotexceed3mm.
8.6
Preparationofends
Tubes
shallbedeliveredwithsquarecutends.Theendssha
llbefreefromexcessivebu
rrs.
Option
10:Thetubesshallbede
liveredwithbevelledends
(seefigure1).Thebevelshallhaveanangle
of
30!
50
witharootfaceCof1,6m
m0,8mm,exceptthatforwallthicknessTgreaterthan20mm,anagreed
alterna
tivebevelmaybespecified
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Figure1
Tub
eendbevel
8.7
Dimensions,masses
andtolerances
8.7.1Diameterandwallthic
kness
Unlessoption11isspecified,tubesshallbedeliveredbyoutsidediameterDandwallthicknessT.
PreferredoutsidediametersD
andwallthicknessesTh
avebeenselectedfromENV10220andaregivenin
Tab
le6.
NOT
E
Dimensionswhichare
differentfromthoseinTable6
maybeagreed.
Opt
ion11:Thetubesshallbe
deliveredinaccordancew
ithoneofthefollowingsets
ofdimensionsasspecified
atthetimeofenquiryandorde
r:
outsidediameterDandminimumwallthicknessTmin;
insidediameterdandwallthicknessTford
220mm
;
insidediameterdandminimumwallthicknessTminfor
d220mm;
minimuminsidediameterdminandwallthicknessTfordmin220mm;
minimuminsidediameterdminandminimumwallthick
nessTminfordmin220mm.
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Table6Preferreddimensions
dimensionsinmm
OutsidediameterD
Serie
sa
WallthicknessT
1
2
3
1,6
1,8
2
2,3
2,6
2,9
3,2
3,6
4
4,5
5
5,6
6,3
7,1
8
8,8
10
11
12,5
14,2
10,2
12
12,7
13,5
14
16
17,2
18
19
20
21,3
22
25
25,4
26,9
30
31,8
32
33,7
35
38
40
42,4
44,5
48,3
51
54
57
60,3
63,5
70
73
76,1
82,5
88,9
101
,6
108
114,3
12
7
13
3
139,7
141,3
152,4
159
168,3
177,8
193,7
219,1
244,5
273
323,9
355,6
406,4
457
508
559
610
660
711
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Table6(Co
ntinued)
dimensionsinmm
Outs
idediameter
DSeriesa
Wa
llthicknessT
1
2
3
16
17,5
20
22,2
25
28
30
32
36
40
45
50
55
60
65
70
80
90
100
10,2
12
12,7
13,5
14
16
17,2
18
19
20
21,3
22
25
25,4
26,9
30
31,8
32
33,7
35
38
40
42,4
44,5
48,3
51
54
57
60,3
63,5
70
73
76,1
82,5
88,9
101,6
108
114,3
127
133
139,7
141,3
152,4
159
168,3
177,8
193,7
219
244,5
273
323,9
355,6
406,4
457
508
559
610
660
711
a
series1=diameterforwhichalltheaccessoriesneededfor
theconstructionofpipingsyst
emarestandardised;
series2=diameterforwhichnotalltheaccessoriesarestandardised;
series3=diameterforspecialapplicationforwhichveryfew
standardisedaccessoriesexist.
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22
8.7.2
Mass
Forthe
massperunitlengththep
rovisionsofENV10220applyexceptthatforthesteelgradeX11CrMo9-1+I,
X11CrMo9-1+NT,X10CrMoVNb9-1andX20CrMoV11-1ade
nsityof7,77kg/dm3shallbeused.
8.7.3
Lengths
Unless
option12isspecified,the
tubesshallbedeliveredin
randomlength.Thedelive
rylengthrangeshallbe
agreed
atthetimeofenquiryandorder.
Option
12:Thetubesshallbede
liveredinexactlengthsand
thelengthshallbespecifiedatthetimeofenquiry
andorder.Forthetolerancessee
8.7.4.2.
8.7.4
Tolerances
8.7.4.1
Tolerancesondiameterandthickness
Thediameterandthewallthickne
ssofthetubesshallbewithintherelevanttolerance
limitsgiveninTables7,
8,9,10
or11.
Outof
roundnessisincludedinthetolerancesondiameterandeccentricityisincludedinthetolerancesonwall
thickne
ss.
Table7
Tolerancesonoutsidediameterandwallthickness
OutsideDiameter
D
To
leranceson
D
TolerancesonTforaT/Dratio
mm
0,025
>0,025
0,050
>0,050
0,10
>0,10
D
219,1
11%or10.5mm
1
12,5%or1
0.4mm
whicheveristhegreater
D
219,1
whiche
veristhegreater
120%
115%
112,5%
110%a
aForo
utsidediametersD
355,6m
mitispermittedtoexceedth
eupperwallthicknesslocally
byafurther5%
ofthe
wallthicknessT
Table8
Tolerancesoninsidedia
meterandwallthickness
Tolerancesonin
sidediameter
TolerancesonTforaT/dratio
d
dmin
0,03
0,03
0,06
0,06
0,12
>0,12
1%
or
2mm
+2%
+4mm
whichever
whicheveristhe
or
isthe
120%
115%
112,5%
110%a
greater
0
0
greater
aForo
utsidediametersD
355,6m
mitispermittedtoexceedth
eupperwallthicknesslocally
byafurther5%
ofthe
wallthicknessT
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Table9
Tolerancesonoutsidediam
eterandminimum
wallthickness
Ou
tsidediameter
T
oleranceson
TolerancesonTminforaTmin/Dratio
Dmm
D
0,02
0,02
0,04
0,04
0,09
>0,09
D
219,1
11%
or
10.5mm
+28%
0
or+0.8mm
0
whicheveristhe
greater
D
219,1
which
everisthegreater
+50%
0
+35%
0
+28%
0
+22%a
0
a
F
oroutsidediametersD
355
,6mmitispermittedtoexcee
dtheupperwallthicknesslocallybyafurther5%ofthe
wallthicknessT
Table10Tolerancesoninsidediam
eterandminimumwallthickness
Tolerances
oninsidediameter
T
olerancesonTminfora
Tmin/d
ratio
d
dm
in
0,05
0,05
0,1
>0,1
1%
or
2mm
whicheveristhegreater
+2%0
or
+4mm
0
whicheveristhe
greater
+
35%0
+28%
0
+22%a
0
a
ForoutsidediametersD
355,6mmitispermittedtoexceedtheupperwallthicknesslocallybyafurther5%ofthe
wallthicknessT
Table11
Tolerances
onoutsidediameterand
wallthicknessfortubeor
deredcoldfinished
ToleranceonD
Toleranceon
T
0,5%
or
0,3mm
whicheveris
thegreater
10%
or
0,2
mm
whicheveristhegreater
8.7.4.2
Tolerancesonexactlengths
The
tolerancesforexactlength
sshallbeasgiveninTable
12.
Table12
Tolerancesonexactlengths
Dimen
sioninmm
LengthL
Toleranceonexactlength
L
6000
+10
0
600
0
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9
INSPECTION
9.1
T
ypesofinspection
Conformitytotherequirementso
ftheorder,fortubesinaccordancewiththisPart
ofEN10216,shallbe
checke
dbyspecificinspection.
Whenaninspectiondocument3.1
.Bisspecifiedthematerialmanufacturershallstatein
theconfirmationofthe
orderwhetherheisoperatinga
ccordingtoa0quality-ass
urancesystem2,certified
byacompetentBody
establishedwithintheCommunity
andhavingundergoneasp
ecificassessmentformate
rials.
NOTE
SeetheDirective97/23/E
CAnnexIsection4.3third
paragraph
9.2
Inspectiondocuments
9.2.1
Typesofinspectiondocu
ments
Unless
option13isspecified,anin
spectioncertificate3.1.B,inaccordancewithEN1020
4,shallbeissued.
Option
13:Oneoftheinspectiondocuments3.1.A,3.1.Cor3.2inaccordancewithEN10204shallbeissued
Ifanin
spectiondocument3.1.A,
3.1.Cor3.2isspecified,thepurchasershallnotifythemanufacturerofthe
namea
ndaddressoftheorganisationorpersonwhoistocarryouttheinspectionand
producetheinspection
document.Inthecaseoftheinspectionreport3.2itshallbeagreedwhichpartyshallissuethecertificate.
NOTE
Document3.1.Aisnotac
ceptableforcompliancewiththeDirective97/23/EC
9.2.2
Contentofinspectiondocuments
Thecontentoftheinspectiondocu
mentshallbeinaccordanc
ewithprEN10168.
Inalltypesofinspectiondocum
entsastatementontheconformityoftheprodu
ctsdeliveredwiththe
requirementsofthisspecificationa
ndtheordershallbeincluded.
Theins
pectioncertificateorinspectionreportshallcontainthefollowingcodesandinform
ation:
A
commercialtransa
ctionsandpartiesinvolved
;
B
descriptionofproductstowhichtheinspectio
ndocumentapplies;
C02-C03
directionofthetestpiecesandtestingtemperature;
C10-C13
tensiletest;
C40-C43
impacttestifapplicable;
C60-C69
othertests;
C71-C92
chemicalcompositiononcastanalysis(produ
ctanalysisifapplicable);
D01
markingandidentification,surfaceappearance,shapeanddimensional
properties;
D02-D99
leak-tightnesstest;NDT,materialidentificatio
nifapplicable;
Z
validation.
Inadditionforinspectiondocumen
t3.1.Bthemanufacturershallstatethereferencesto
thecertificate(see9.1)
ofthea
ppropriate0quality-assuran
cesystem2,ifapplicable.
9.3
S
ummaryofinspection
andtesting
Non-alloysteeltubesshallbeins
pectedandtestedinacco
rdancewithtestcategory
1ortestcategory2as
specifie
datthetimeofinquiryand
order(see6.1).
Alloysteeltubesshallbeinspectedandtestedinaccordance
withtestcategory2(seeTable13).
InspectionandtestingtobecarriedoutaresummarisedinTa
ble13.
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Table13Summaryofinspectionandtesting
Testcategory
(TC)
Typeofinspectionandtest
Frequencyof
Testing
Referto
1
2
Castanalysis
Onepercast
8.2.1-11.1
X
X
Tensiletestatroomtem
perature
8.3.1-11.2.1
X
X
FlatteningtestforD
600mmandT/Dratio
0,15butT
40mm
ora
RingtensiletestforD
150mmandT
40mm
8.3-11.3-11.4
X
X
DriftexpandingtestforD
150mmandT
10mm
orab
RingexpandingtestforD
114.3mmandT
12,5mm
8
.3-11.5-11.6
X
X
Impacttestat20/CforGroupAc
Oneper
sampletube
8.3-11.7
X
X
Leaktightnesstest
Eachtube
8.4.2.1-11.8
X
X
Dimensionalinspection
8.7.1-1
1.9
X
X
Visualexamination
11.10
X
X
NDTforthedetectionoflongitudinalimperfections
Each
8
.4.2
.2-11.11.1
--
X
Man
datory
tests
Materialidentificationof
alloysteels
tube
11.12
X
X
Productanalysis(Option3)
Onepercast
8.2.2-11.1
X
X
Tensiletestatelevatedtemperature(Option6)
Onepercast
andsameheat
treatment
condition
8.3.2-11.2.2
X
X
ImpacttestforGroupB
c(Option4)
Oneper
8.3-11.7
X
X
Longitudinalimpacttest
at-10/Cfornon-alloysteelgrades
(Option5)
sampletube
8.3-11.7
X
X
Wallthicknessmeasurementawayfromtubeends(Option15)
8.7.1-1
1.9
X
X
NDTforthedetectionoftransverseimperfections(Option
8)
Each
8
.4.2
.2-11.11.2
--
X
Optional
tests
NDTforthedetectionoflaminarimperfections(Option9)
tube
8
.4.2
.2-11.11.3
--
X
aT
hechoiceofflatteningorrin
gtensiletestandofdriftexpandingtestorringexpandin
gtestisatthemanufacturer(s
discretion.
bForsteelgradesX10CrMoVNb9-1andX20CrMoV11-1tubes
,theflatteningorringtensile
testandthedriftexpandingte
st
orr
ingexpandingtestshallbeca
rriedoutatoneendof20%o
fthetubesofeachtestunit.
cG
roupA:
tubeshavingwallthicknessT
16mmmanufacturedfromsteelgrades14Mo
V6-3,25CrMo4,20CrMoV13-
5-
5,1
5NiCuMoNb5-6-4,X10CrMoV
Nb9-1andX20CrMoV11-1
GroupB:
AlltubesexceptgroupA.
10
SAMPLING
10.1Frequencyoftests
10.1
.1Testunit
For
normalisedformedtubesa
testunitshallcomprisetub
esofthesamespecifieddiameterandwallthickness,
thesamesteelgrade,thesamecast,thesamemanufactu
ringprocess.
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EN102
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Fortub
eswhicharefurnaceheat
treatedatestunitshallco
mprisetubesofthesame
specifieddiameterand
wallthickness,thesamesteelgra
de,thesamecast,thesamemanufacturingprocess,subjectedtothesame
finishingtreatmentinacontinuous
furnaceorheattreatedinthesamefurnacechargein
abatch-typefurnace.
ThenumberoftubespertestunitshallconformtoTable14.
Table14Numberoftub
espertestunit
Outsidedi
ameterD
mm
Maximumnumberoftubespert
estunit
D
1
14,3
200
114,3
D
323,9
100
D
3
23,9
50
10.1.2
Numberofsampletubes
pertestunit
Thefollowingnumberofsampletu
besshallbeselectedfrom
eachtestunit:
tes
tcategory1:onesampletu
be;
tes
tcategory2:twosampletu
bes;whenthetotalnumberoftubesislessthan20,onlyonesampletube
10.2P
reparationofsamples
andtestpieces
10.2.1
Selectionandpreparationofsamplesforproductanalysis
Sample
sforproductanalysisshallbetakenfromthetestpie
cesorsamplesformechanicaltestingorfromthe
wholethicknessofthetubeatth
esamelocationasthem
echanicaltestsamples,in
accordancewith
ISO
14284.
10.2.2
Location,orientationand
preparationofsamplesa
ndtestpiecesformechanicaltest
10.2.2.1
General
Sample
sandtestpiecesshallbe
takenatthetubeendsan
dinaccordancewiththerequirementsofENISO
377.
10.2.2.2
Testpiecesfortensile
tests
Thetes
tpiecesforthetensiletestsatroomtemperatureshallbepreparedinaccordance
withEN10002-1.
Thetes
tpieceforthetensiletests
atelevatedtemperatureshallbepreparedinaccordan
cewithEN10002-5.
Atthem
anufacturer'sdiscretion:
for
tubeswithanoutsidediam
eterD
219,1mmthetestpieceshallbeeitherafulltubesectionorastrip
sectionandshallbetakeninadirectionlongitudinaltotheaxisofthetube;
for
tubeswithanoutsidediameterD
219,1mm
thetestpieceshalleitheram
achinedtestpiecewith
circularcrosssectionfrom
a
nunflattenedsampleora
stripsectionandbetakeninadirectioneither
lon
gitudinalortransversetoth
eaxisofthetube.
10.2.2.3
Testpiecesforflatteningtest,ringtensiletest,driftexpandingtestandr
ingexpandingtest
Thetestpiecesfortheflattening
test,ringtensiletest,drift
expandingtestandthe
ringexpandingtestshall
consist
ofafulltubesectioninacc
ordancewithEN10233,EN
10237,EN10234orEN1
0236respectively.
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10.2
.2.4
Testpiecesforimp
acttest
Thre
estandardCharpyV-notchtestpiecesshallbepr
eparedinaccordancewithEN10045-1.Ifthewall
thicknessissuchthatstandard
testpiecescannotbeprod
ucedwithoutflatteningofth
esection,thentestpieces
ofw
idthlessthan10mm,butn
otlessthan5mmshallbeprepared;thelargestobtain
ablewidthshallbeused.
Whe
retestpiecesofleast5mm
widthcannotbeobtained,thetubesshallnotbesubjectedtoimpacttesting.
Unle
ssotherwisespecified(seeOption5),thetestpiecesshallbetakentransverseto
thetubeaxisunlessDmin,
asc
alculatedbythefollowinge
quation,isgreaterthanthe
specifiedoutsidediameter,inwhichcaselongitudinal
test
piecesshallbeused:
Dmin=(T-5)+
756,25/(T-5)
(5)
The
testpiecesshallbepreparedsuchthattheaxisofthe
notchisperpendiculartothesurfaceofthetube,see
Figu
re2.
Key:
1)
Longitudinaltestpiece
2)
Transversetestpie
ceFigure2
Impacttestpieceorientation
11
TESTMETHODS
11.1Chemicalanalysis
The
elementstobedetermine
dandreportedshallbethosespecifiedinTable2.Thechoiceofasuitable
physicalorchemicalanalytical
methodfortheanalysisshallbeatthediscretionofth
emanufacturer.Incaseof
disp
utethemethodusedshallbeagreedbetweenmanufacturerandpurchasertaking
intoaccountCR10261.
11.2Tensiletest
11.2
.1Tensiletestatroom
te
mperature
The
testshallbecarriedoutatroomtemperatureinaccord
ancewithEN10002-1,andthefollowingdetermined:
thetensilestrength(Rm);
theupperyieldstrength(Re
H)orifayieldphenomenonisnotpresentthe0,2%p
roofstrength(Rp0,2);
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28
the
percentageelongationafterfracturewithareferencetoagaugelength(L0)o
f
So
65,5
;ifanon-
pro
portionaltestpieceisused
,thepercentageelongationvalueshallbeconvertedtothevalueforagauge
len
gth
So
Lo
65,5
using
theconversionTablesinE
NISO2566-1.
11.2.2
Tensiletestatelevatedte
mperature
Thetes
tshallbecarriedoutinac
cordancewithEN10002-5
atthetemperatureagreedatthetimeofenquiry
andord
er(see6.2)andtheproofs
trength(Rp0,2)shallbedete
rmined.
11.3F
latteningtest
Thetes
tshallbecarriedoutinacc
ordancewithEN10233.
Thetub
esectionshallbeflattened
inapressuntilthedistanceHbetweentheplatensr
eachesthevaluegiven
bythef
ollowingequation:
xT
DT
C
C
H
)
/
(
)
1(
(6
)
where:
Histhedistancebetweenplatens,inmm,tobemeasuredunderload;
Disthespecifiedoutsidediam
eter,inmm;
Tisthespecifiedwallthickness,inmm;
Cistheconstantfactorofdeformation(giveninTable15).
Table15
Flatteningtest-ConstantfactorofdeformationC
Steelgrade
Steelgrade
Steelname
Steelnum
ber
C
Steelname
Steelnumber
C
P195
GH
1.0348
0,09
25CrM
o4
1.7218
0,06
P235
GH
1.0345
0,09
20CrM
oV13-5-5
1.7779
0,05
P265
GH
1.0425
0,07
15NiC
uMoNb5-6-4
1.6368
0,05
20Mn
Nb6
1.0471
0,07
X11CrMo5+I
1.7362+
I
0,05
16Mo
3
1.5415
0,07
X11CrMo5+NT1
1.7362+
NT1
0,05
8MoB5-4
1.5450
0,05
X11CrMo5+NT2
1.7362+
NT2
0,05
14Mo
V63
1.7715
0,05
X11CrMo9-1+I
1.7386+
I
0,05
10CrMo5-5
1.7338
0,08
X11CrMo9-1+NT
1.7386+
NT
0,05
13CrMo4-5
1.7335
0,07
X10CrMoVNb9-1
1.4903
0,05
10CrMo9-10
1.7380
0,07
X20CrMoV11-1
1.4922
0,05
11CrMo9-10
1.7383
0,07
Afterte
sting,thetestpieceshallbefreefromcracksorbreaks.However,slightincipientcracksatitsedges
shallno
tberegardedasjustificatio
nforrejection.
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11.4Ringtensiletest
The
testshallbecarriedoutinaccordancewithEN10237.
The
tubesectionshallbesubjectedtostraininthecircumferentialdirectionuntilfractu
reoccurs.
Afterfracturethetestpiecessh
allnotshowanyvisiblecra
ckswithouttheuseofmag
nifyingaids(excludingthe
fracturepoint).
11.5Driftexpandingtest
The
testshallbecarriedoutinaccordancewithEN10234.
The
tubesectionshallbeexpandedwitha60/conicaltooluntilthepercentageinc
reaseinoutsidediameter
showninTable16isreached.
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16-2:2002(E)
30
Table16
Driftexpandingtestrequirements
Steelgrade
%increaseinoutsidediameterford/Da
Steelname
Steelnumber
0,6
0,6
0,8
0,8
P195GH
1.0348
12
15
19
P235GH
1.0345
10
12
17
P265GH
1.0425
8
10
15
20MnNb6
1.0471
8
10
15
16Mo3
1.5415
8
10
15
8MoB5-4
1.5450
8
10
15
14MoV63
1.7715
8
10
15
10CrMo5-5
1.7338
8
10
15
13CrMo4-5
1.7335
8
10
15
10CrMo9-10
1.7380
8
10
15
11CrMo9-10
1.7383
8
10
15
25CrMo4
1.7218
6
8
12
20CrMoV13-5-5
1.7779
6
8
12
15NiCuMoNb5-6-4
1.6368
8
10
15
X11CrMo5+I
1.7362+I
8
10
15
X11CrMo5+NT1
1.7362+NT1
8
10
15
X11CrMo5+NT2
1.7362+NT2
8
10
15
X11CrMo9-1+I
1.7386+I
8
10
15
X11CrMo9-1+NT
1.7386+NT
8
10
15
X10CrMoVNb9-1
1.4903
8
10
15
X20CrMoV11-1
1.4922
6
8
12
ad=D-2T
Afterte
sting,thetestpieceshallbefreefromcracksorbre
aks.However,slightincipientcracksatitsedges
shallno
tberegardedasjustificatio
nforrejection.
11.6R
ingexpandingtest
Thetes
tshallbecarriedoutinaccordancewithEN10236.
Thetub
esectionshallbeexpandedwithaconicaltooluntilitbreaks.Thesurfaceoutside
thefracturezoneshall
befree
fromcracksorbreaks.How
ever,slightincipientcracksatitsedgesshallnotberegardedasjustification
forrejection.
11.7Impacttest
11.7.1
ThetestshallbecarriedoutinaccordancewithEN10
045-1atthetemperatureg
iveninTable4.
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11.7.2Themeanvalueofthe
threetestpiecesshallme
ettherequirementsgiven
inTable4.Oneindividual
valuemaybebelowthespecifie
dvalue,providedthatitisnotlessthan70%ofthatv
alue.
11.7.3Ifthewidth(W)ofthe
testpieceislessthan1
0mm,themeasuredimpactenergy(KVp)shallbe
conv
ertedtothecalculatedimpactenergy(KVc)usingthefollowingequation:
W KV
KV
p
c
10
(7)
where:KVcis
thecalculatedimpac
tenergy,inJ;
KVpisthemeasuredimpac
tenergy,inJ;
Wisthewidthofthetestpiece,inmm.
The
calculatedimpactenergyK
Vcshallconformtotherequirementsgivenin11.7.2.
11.7.4Iftherequirementsof1
1.7.2arenotmet,thenanadditionalsetofthreetestpiecesmaybetakenatthe
discretionofthemanufacturerfromthesamesampleand
tested.Toconsiderthetestunitasconforming,after
testingthesecondset,thefollowingconditionsshallbesatisfiedsimultaneously:
thea
veragevalueofthesixtestsshallbeequaltoorgreaterthanthespecifiedminim
umaveragevalue;
notm
orethantwoofthesixind
ividualvaluesmaybelowerthanthespecifiedminimumaveragevalue;
notm
orethanoneofthesixind
ividualvaluesmaybelowe
rthan70%ofthespecified
minimumaveragevalue.
11.7.5Thedimensionsinmillimetresofthetestpieces,themeasuredimpactenerg
yvaluesandtheresulting
averagevalueshallbereported
.
11.8
Leaktightnesstest
11.8.1Hydrostatictest
The
hydrostatictestshallbeca
rriedoutatatestpressure
of70bar2)oratatestpressurePcalculatedusing
thef
ollowingequation,whicheverislower:
D T
S
P
20
(8)
where:Pis
thetestpressure,inba
r;
Disthespecifiedoutsided
iameter,inmm;
Tisthespecifiedwallthickness,inmm;
Sisthestress,inMPa,cor
respondingto70%ofthespecifiedminimumyieldstrength(seeTable4)forthe
steelgradeconcerned.
The
testpressureshallbeheld
fornotlessthan5sfortu
beswithanoutsidediameterDlessthanorequalto
457mmandfornotlessthan10sfortubeswithanoutsidediameterDgreaterthan4
57mm.
The
tubeshallwithstandthetes
twithoutshowingleakageorvisibledeformation.
2)
1
bar=100kPa
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32
NOTE
Thishydrostaticleak-tightn
esstestisnotastrengthtest.
Option
14:Atestpressurediffere
ntfromthatspecifiedin11.8.1andcorrespondingto
stressesbelow90%of
thespe
cifiedminimumyieldstreng
th(seeTable4)forthesteelgradeconcernedisspecified.
11.8.2Electromagnetictest
ThetestshallbecarriedoutinaccordancewithEN10246-1.
11.9D
imensionalinspection
Specifie
ddimensions,includingstraightness,shallbeverified.
Theoutsidediametershallbeme
asuredattubeends.For
tubeswithoutsidediameterD
406,4mm,the
diamete
rmaybemeasuredusingacircumferencetape.
Unlessoption15isspecifiedthew
allthicknessshallbemeasuredatbothtubeends.
Option
15:Thewallthicknesss
hallbemeasuredawayfromthetubeendsinaccordancewithanagreed
procedure.
11.10
Visualexamination
Tubess
hallbevisuallyexaminedtoensureconformitytotherequirementsof8.4.1.
11.11
Non-destructivetesting
11.11.1
Tubesoftestcategory
2shallbesubjectedto
aNon-DestructiveTestingforthedetectionof
longitud
inalimperfections,inaccordancewithEN10246-7,
toacceptancelevelU2,
sub-categoryCorEN
10246-5
acceptancelevelF2.
Unlessoption16isspecified,thes
electionofthetestmethod
isatthediscretionofthem
anufacturer.
Option
16:Thetestmethodisspe
cifiedbythepurchaser.
Regionsatthetubeendsnotautomaticallytestedshalleither
besubjectedtomanual/se
mi-automaticultrasonic
testinginaccordancewithEN10246-7toacceptancelevelU2
,sub-categoryCorbecroppedoff.
11.11.2
Ifoption8isspecified(se
e8.4.2.2),thetubesshallbesubjectedtoultrasonictestingforthedetection
oftransverseimperfectionsinacco
rdancewithEN10246-6to
acceptancelevelU2,sub-categoryC.
11.11.3
Ifoption9isspecified(see8.4.2.2),thetubesshall
besubjectedtoultrasonictestingforthedetection
ofthela
minarimperfectionsinaccordancewithEN10246-14toacceptancelevelU2.
11.11.4
Fortubesorderedbymin
imumwallthicknessTmin(s
eeoption11),theaccepta
ncelevelshallapplyto
thecalc
ulatedwallthicknessTcas
determinedinaccordancewiththeformulastatedinclause8.1.
11.12
Materialidentification
Eachtu
bemadefromalloysteel(see5.1)shallbetestedby
anappropriatemethodto
ensurethatthecorrect
gradeis
beingsupplied.
11.13
Retests,sortingandre
processing
Forrete
st,sortingandreprocessingtherequirementsofEN10021shallapply.
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12
MARKING
12.1
Markingtobeapplied
The
markingshallbeindeliblym
arkedoneachtubeatleastatoneend.FortubeswithoutsidediameterD
51
mmthemarkingontubesmaybereplacedbythemarking
onalabelattachedtotheb
undleorbox.
Themarkingshallincludethefo
llowinginformation:
themanufacturer'snameortrademark;
thenumberofthisEuropea
nstandardandthesteelna
me(see5.2);
thetestcategoryincaseof
non-alloysteelgrades;
thecastnumberoracodenumber;
themarkoftheinspectionrepresentative;
anidentificationnumber(e.g.orderoritemnumber)whichpermitsthecorrelation
oftheproductordelivery
unittotherelateddocumen
t.
Exam
pleofmarking:
X-EN10216-2-P265GH-TC1-Y
-Z1-Z2
where:Xis
themanufacturer'smark;
TC1isthedesignationofth
etestcategory1;
Yisthecastnumberoracodenumber;
Z1isthemarkoftheinspec
tionrepresentative;
Z2istheidentificationnumber.
12.2
Additionalmarking
Option17:Additionalmarking,asagreeduponatthetimeofenquiryandorder,shallbeapplied.
13
PROTECTION
The
tubesshallbedeliveredwithoutatemporaryprotective
coating.
Option18:Atemporaryprotectivecoatingordurablecoatingand/orliningshallbeap
plied.
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34
AnnexA
(Informative)
Creeprupturestre
ngthvalues
ThecreeprupturestrengthvaluesofsteelgradescoveredbythisPartofEN10216areg
iveninTableA1.
Table17Creeprupturestrengthvalues
Steelgrade
Temperature
Cree
prupturestrengthvaluesfor(MPa)abcd
Steelname
Steelnumber
/C
10000h
100000h
200000h
250000h
P235G
H
P265G
H
400
410
420
430
440
450
460
470
480
490
500
182
166
151
138
125
112
100
88
77
67
58
141
128
114
100
88
77
66
56
47
39
32
128
115
102
89
77
66
56
46
30
26
24
122
109
97
86
74
64
54
44
33----
20MnN
b6
400
410
420
430
440
450
460
470
480
490
500
243
221
200
180
161
143
126
110
96
84
74
179
157
136
117
100
85
73
63
55
47
41
157*
135*
115*
97*
82*
70*
60*
52*
44*
37*--
150*
128*
108*
91*
77*
66*
56*
48*
41*
32*--
16Mo3
450
460
470
480
490
500
510
520
530
540
550
298
273
247
221
196
171
148
125
104
84
64
236
205
176
149
124
102
83
65
51
40
32
218
188
158
129
105
84
67
53
42
34
25
210
179
148
122
98
78
63
50
38----
14MoV
6-3
450
460
470
480
490
500
510
520
530
540
550
560
570
580
590
600
377
349
324
298
274
249
225
203
181
162
143
126
112
97
85
74
305
276
249
224
200
177
155
135
117
102
87
75
65
58
48
41
282
255
226
202
179
158
136
117
101
86
74
63
54
47
40
34
275
247
220
195
171
150
129
110
95
82
70
59
50
43
37
32
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35
TableA1(co
ntinued)
Steelgrade
Temperature
C
reeprupturestrengthvaluesfor(MPa)abcd
Steelname
Steelnumber
/C
10000
h
100000h
200
000h
250000h
10C
rMo5-5
13C
rMo4-5
450
460
470
480
490
500
510
520
530
540
550
560
570
580
590
600
377
347
319
292
264
238
209
181
155
131
109
90
74
60
50
41
290
258
227
198
170
145
121
100
80
65
53
44
38
31
26
20
26423320317514812310282665141353025----
257
225
193
164
138
114
92
73
58
46
37
31--------
10C
rMo9-10
450
460
470
480
490
500
510
520
530
540
550
560
570
580
590
600
308
284
261
238
216
195
176
158
142
126
111
99
88
78
69
60
229
212
194
177
160
141
124
105
95
81
70
61
53
46
40
35
204188172156140124108948068574943383328
196
180
165
150
143
118
103
88
76
64
54
46
40
34
30
26
11C
rMo9-10
400
410
420
430
440
450
460
470
480
490
500
510
520
382
355
333
312
294
276
259
242
225
208
191
174
157
313
269
272
255
238
221
204
187
170
153
137
122
107
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36
TableA1(continued)
Steelgrade
Temperature
Creeprupturestrengthvaluesfor
(MPa)abcd
Steelname
Steelnumber
/C
10000h
100000h
20000
0h
250000h
20CrMoV13-5-5
420
430
440
450
460
470
480
490
500
510
520
530
540
550
470
440
410
360
310
270
240
210
186
169
152
134
117
98
420
370
310
260
220
190
165
145
127
114
101
87
74
59
15NiCu
MoNb5-
6-4
400
410
420
430
440
450
460
470
480
490
500
402
385
368
348
328
304
274
242
212
179
147
373
349
325
300
273
245
210
175
139
104
69
X11CrM
o5+I
450
460
470
480
490
500
510
520
530
540
550
560
570
580
590
600
610
620
630
196
180
166
152
140
128
116
105
95
85
77
69
63
58
50
45
41
37
33
147
133
119
108
98
89
79
69
62
55
49
44
38
34
30
26
24----
130
118
107
96
86
76
67
58
52
46
41
36
31
27
24
22------
126
114
102
90
81
72
63
55
49
43
38
34
29
25----------
X11CrM
o5+NT1
X11CrM
o5+NT2
450
460
470
480
490
500
510
520
530
540
550
560
570
580
590
600
----
242
215
188
164
145
128
113
100
88
78
69
60
53
46
270
225
188
157
131
113
96
82
70
60
50----------
237
202
170
141
116
96
80
68
58
48
40----------
226
189
159
131
108
90
75
64
54
45
37---------
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37
TableA1(co
ntinued)
Steelgrade
Temperature
Creeprupturestrengthvalues
for(MPa)abcd
S
teelname
Steelnumbe
r
/C
10000h
100000h
200000h
250000h
X11
CrMo9+I
460
470
480
490
500
510
520
530
540
550
560
570
580
590
600
275
240
210
190
170
152
134
118
104
90
78
68
60
53
48
190
170
150
130
115
102
89
78
67
58
49
42
37
33
30
X11
CrMo9+NT
450
460
470
480
490
500
510
520
530
540
550
560
570
580
590
600
610
620
630
640
650
335
308
284
261
239
219
200
182
164
148
132
117
102
89
77
65
55
47
40
34
30
276
253
231
211
192
174
156
139
123
107
92
78
66
55
45
37
31
27
24
21--
259
236
215
196
177
160
142
126
111
95
80
67
55
45
37
32
27
24------
X10
CrMoVNb9-1
500
510
520
530
540
550
560
570
580
590
600
610
620
630
640
650
660
670
289
271
254
234
216
199
182
166
151
136
123
110
99
89
79
70
62
55
258*
239*
220*
201*
183*
166
150
134
120
106
94
83
73
65
56
49
42*
36*
246*
227*
208*
189*
171*
154*
139*
124*
110*
97*
86*
75*
65*
57*
49*
42*
35*--
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TableA1(continued)
Steelgrade
Temperature
Creeprupturestrengthvaluesfor(
MPa)abcd
Steel
name
Steelnumber
/C
10000h
100000h
200000
h
250000h
X20CrM
oV11-1
480
490
500
510
520
530
540
550
560
570
580
590
600
610
620
630
640
650
348
319
292
269
247
225
205
184
165
147
130
113
97
84
72
61
52
44
289
263
236
212
188
167
147
128
111
95
81
69
59
51
43
36
31
26
270
242
218
194
170
149
129
112
96
81
68
58
49
42
36
30----
aThevalueslistedintheTablearevaluessuggestedbyECCC(1)andareaveragevaluesfromscatterrangedetermined
fromex
istingdatawhichwillbeasse
ssedfromtimetotimeaftert
estresultsareavailableandcorrectedifnecessary.
Theva
luesforthesteelgrades14MoV6-3andX10CrMoVNb9-1
havebeenobtainedbynew
evaluation.For
the
remainingsteelgradesthevalueswe
reobtainedfromcreeprupturestrengthvaluesgiveninnationalandinternational
standards
bThecre
eprupturestrengthvaluesgivenuptotheelevatedtemperaturelistedintheTable,dono
tmeanthatthesteels
canbe
usedincontinuousdutyupto
thethesetemperatures.Agov
erningfactoristhetotalstress
duringoperation.
cForthecreeprupturestrengthvalue
sindicatedintheTabletheextrapolationtimesarealways
lessthana
factorof
threeunlessindicatedbyanasterisk(*).
d1MPa=
1N/mm2
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39
Annex
ZA
(informative)
Relationshipbe
tweenthisEurope
anStandardandtheEssential
RequirementsofEUDirective97/23/EC
This
EuropeanStandardhasbe
enpreparedunderamand
ategiventoCENbytheE
uropeanCommissionand
theE
uropeanFreeTradeAssociationtoprovideameans
ofconformingtoEssential
RequirementsoftheNew
ApproachDirective97/23/EC.
Once
thisstandardiscitedintheOfficialJournaloftheEuropeanUnionundertha
tDirectiveandhasbeen
imple
mentedasanationalstandardinatleastoneMembe
rState,compliancewithth
eclausesofthisstandard
given
inTableZAconfers,withinthelimitsofthescopeofthisstandard,apresumptionofconformitywiththe
corre
spondingEssentialRequirementsofthatDirectiveand
associatedEFTAregulatio
ns.
Tab
leZA-1
CorrespondencebetweenthisEuropean
Standardandtheessentialrequirementsofthe
EUDirective9
7/23/EC
Clauses/sub-clauses
ofthisEN
EssentialRequirements
(ERs)oftheDirective97/23/EC
Qualifying
remarks/Notes
8.3
AnnexI,4.1a
Appropriatematerial
properties
7.2and8.2,Table5
AnnexI,4.1c
Ageing
7.3and8.4
AnnexI,4.1d
Suitableforthe
processingprocedures
9and10
AnnexI,4.3
Documentation
WAR
NING:Otherrequirements
andotherEUDirectivesm
aybeapplicabletotheproduct(s)fallingwithinthe
scopeofthisstandard.
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EN1021
6-2:2002(E)
40
Bibliograp
hy
EN473,
Nondestructivetesting-Q
ualificationandcertificationofNDTpersonnel-Generalprinciples
(1)Res
ultsofinvestigationsoftheEuropeanCreepCollabo
rativeCommittee(ECCC,WG3.2),Submittedto
ECISS/T
C29byfaxof1998-04-03
(DocumentECISS/TC29
/SC1N.245).
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