materials din sim sinterformteile tabelle e2
DESCRIPTION
Materials DIN Sim Sinterformteile Tabelle e2TRANSCRIPT
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Materials for sintered oil-retaining bearings DIN 30910-3:2004-11
Material
Abbrevi-ation
Permissible ranges Representive examples
Densitya Porosity Chemical composition(mass share)Radial
breaking strength
Hard-ness Density
a Porosity Chemical composition(mass share)Radial
breaking strength
Upsetting boundary
Hard-ness
Heat con-ductivity
Sint- x 100 C Cu Sn Fe others KC HB x 100b C Cu Sn Fe others KC d 0,2 HB
C
g/cm3 % % % % % % N/mm2 g/cm3 % % % % % N/mm2 N/mm2 W/mK
Sintered ironA 00B 00C 00
5,6 6,06,0 6,46,4 6,8
25 2,520 2,515 2,5
< 0,3 < 1,0Re-mai-ning
< 2> 150> 180> 220
> 25> 30> 40
5,96,36,7
252015
Re-mai-ning
< 0,2160190230
130160180
304050
374348
Sintered steel
cupriferousA 10B 10C 10
5,6 6,06,0 6,46,4 6,8
25 2,520 2,515 2,5
< 0,31 5
Re-mai-ning
< 2> 160> 190> 230
> 35> 40> 55
5,96,36,7
252015
2,0Re-mai-ning
< 0,2170200240
150170200
405065
363742
cupriferous and carbo-
niferousB 11 6,0 6,4 20 2,5
0,4
1,5
1 5
Re-mai-ning
< 2 > 270 > 70 6,3 20 0,6 2,0Re-mai-ning
< 0,2 280 160 80 28
higher cup-riferous
A 20B 20
5,8 6,26,2 6,6
25 2,520 2,5 < 0,3
15 25
Re-mai-ning
< 2 > 180> 200> 30> 45
6,66,4
2520 20,0
Re-mai-ning
< 0,2 200220140160
4050
4147
higher cupr- and carboni-
ferous
A 22B 22
5,5 6,06,0 6,54
25 2,520 2,5
0,5
3,0
15 25
Re-mai-ning
< 2 > 120> 140> 20> 25
5,76,1
2520 2,0
d 20,0Re-mai-ning
< 0,2 125145100120
2530
3037
Sintered bronze
A 50B 50C 50
6,4 6,86,8 7,27,2 7,7
25 2,520 2,515 2,5
< 0,2Re-mai-ning
9 11
< 2> 120> 170> 200
> 25> 30> 35
6,67,07,4
252015
Re-mai-ning
10,0 < 0,2140180210
100130160
303545
273237
graphit-iferous e
A 51B 51C 51
6,0 6,56,5 7,07,0 7,5
25 2,520 2,515 2,5
0,5
3,0
Re-mai-ning
9 11
< 2> 100> 150> 170
> 20> 25> 30
6,36,77,1
252015
1,5eRe-mai-ning
10,0 < 0,25120155175
80100120
203035
202632
a Non-impregnated Coeffi cient of thermal expansion a (independent of density)b The Oil content amounts to no less than 90 % of the open porosity Sintered iron and steel: a ~ 12 x 10 -6/Kc Measured on the calibrated bearings 10/16 x 10 Sintered bronze: a ~ 18 x 10 -6/Kd C occurs primarily as free graphitee C occurs as free graphite
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