grade identification markings for nuts specification ... · grade identification markings for nuts...

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411 Henderson, KY 270-830-0077 Owensboro, KY 270-684-0877 Mt. Vernon, IL 618-244-7156 Henderson, KY 270-830-0077 Owensboro, KY 270-684-0877 Mt. Vernon, IL 618-244-7156 Henderson, KY 270-830-0077 Owensboro, KY 270-684-0877 Mt. Vernon, IL 618-244-7156 Grade Identification Markings for Nuts e d a r G d a o L f o o r P l a n i m o N l a i r e t a M n o i t a c i f i c e p S n o i t a c i f i t n e d I c n i Z s s e r t S e z i S (Inches) Plain (psi) Coated Min. Max. Marking ASTM A563 - Grade 0 Carbon Steel 1/4 - 1-1/2 69,000* 52,000* B55 C32 ASTM A563 - Grade A Carbon Steel 1/4 - 1-1/2 90,000* 68,000* B68 C32 ASTM A563 - Grade A Carbon Steel 1/4 - 4 100,000* 75,000* B68 C32 Heavy Hex 90,000* 68,000* ASTM A563 - Grade C Carbon Steel, 1/4 - 4 144,000 144,000 B78 C38 Heavy Hex May Be Quenched & Tempered ASTM A563 - Grade DH Carbon Steel, 1/4 - 4 175,000 150,000 C24 C38 d e h c n e u Q x e H y v a e H and Tempered ASTM A194 - Grade 2H Medium 1/4 - 1-1/2 175,000 150,000*** C24 C38 l e e t S n o b r a C x e H y v a e H over 1-1/2 C38 5 0 1 B 0 6 B 0 0 0 , 0 8 2 / 1 - 1 - 4 / 1 4 0 3 I S I A 8 e d a r G - 4 9 1 A M T S A Heavy Hex SAE J995 Grade Indentification for Nuts n o i t a c i f i t n e d I e d a r G d a o L f o o r P l a n i m o N l a i r e t a M n o i t a c i f i c e p S g n i k r a M s s e r t S e z i S (Inches) (psi) Min. Max. Previous Revised 2 3 C * 0 0 0 , 0 2 1 1 - 4 / 1 n o b r a C n u i d e M 5 e d a r G - 5 9 9 J E A S * * 0 0 0 , 9 0 1 d e h c n e u Q , l e e t S 2 3 C * 0 0 0 , 5 0 1 2 / 1 - 1 - 1 r e v o d e r e p m e T & 94,000** SAE J995 - Grade 8 Medium Carbon 1/4 - 5/8 150,000* C24 C32 4 3 C 6 2 C , l e e t S y o l l A 6 3 C 6 2 C 1 - 8 / 5 r e v o d e h c n e u Q & Tempered over 1 - 1-1/2 ASTM A563 Grade and ANSI Style Nut ) D ( n o i t u t i t s b u S e l b a t i u S l a n i m o N e c a f r u S e d a r G x e H y v a e H ) C ( d e d n e m m o c e R ) . n I ( e z i S ) B ( h s i n i F ) A ( t l o B f o H D , C , A t u N x e H A e d a r G 2 / 1 - 1 o t 4 / 1 & n i a l P 7 0 3 A M T S A H D , C t u N x e H y v a e H A e d a r G 2 o t 2 / 1 - 1 r e v o d e t a o C c n i Z A e d a r G ov H D , C t u N x e H y v a e H A e d a r G 4 o t 2 r e H D , C t u N x e H y v a e H A e d a r G 2 / 1 - 1 o t 4 / 1 & n i a l P 7 0 3 A M T S A H D , C t u N x e H y v a e H A e d a r G 2 o t 2 / 1 - 1 r e v o d e t a o C c n i Z B e d a r G ov H D , C t u N x e H y v a e H A e d a r G 4 o t 2 r e H D , C t u N x e H B e d a r G 2 / 1 - 1 o t 4 / 1 n i a l P 9 4 4 A M T S A T H D , C t u N x e H y v a e H A e d a r G 3 o t 2 / 1 - 1 r e v o 2 & 1 s e p y Zinc Coated 1/4 to 1-1/2 Grade DH Heavy Hex Nut over 1-1/2 to 3 Grade DH Heavy Hex Nut H D t u N x e H y v a e H C e d a r G 2 / 1 - 1 o t 2 / 1 n i a l P 5 2 3 A M T S A ASTM A194 2H, Plain Zinc Coated 1/2 to 1-1/2 Grade DH Heavy Hex Nut H D t u N x e H y v a e H C e d a r G 2 / 1 - 1 o t 4 / 1 n i a l P 4 5 3 A M T S A H D t u N x e H y v a e H C e d a r G 4 o t 2 / 1 - 1 r e v o C B e d a r G Zinc Coated 1/4 to 1-1/2 Grade DH Heavy Hex Nut over 1-1/2 to 4 Grade DH Heavy Hex Nut H D t u N x e H y v a e H H D e d a r G 2 / 1 - 1 o t 4 / 1 n i a l P 4 5 3 A M T S A t u N x e H y v a e H H D e d a r G 3 o t 2 / 1 - 1 r e v o D B e d a r G t u N x e H y v a e H H D e d a r G 2 / 1 - 1 o t 2 / 1 n i a l P 0 9 4 A M T S A ASTM A194 2H, Plain ASTM A193 ASTM A194 Grade B7 Grade 2H Heavy Hex Nut ASTM A193 ASTM A194 Grade B8 Grade 8 ASTM A193 ASTM A194 Grade B8M Grade 8M * UNC and 8 UN ** UNF 12 UN and Finer *** When a zinc coated A194 2Hnut is supplied, the zinc coating, overtapping, lubrication and rotation capacity testing shall be in accordance with ASTM A563 and the proof stress reduced accordingly. Nuts coated with zinc shall have an asterisk (*) marked after the grade symbol. Nuts coated cadmium shall have a plus sign (+) marked after the grade symbol. **** These graded identification markings show the latest revision. Both markings will be acceptable for a transition period. Note: the above chart should not be considered all inclusive for the fasteners listed.The nuts listed are those that are readily available. (A) “Bolt” includes all externally threaded types of fasteners. (B) Zinc coated nuts are nuts intended for use with externally threaded fastners which are hot-dip zinc-coated, mechanically zinc-coated or have a plating or coating of suffi- cient thickness to require overtapping the nut to provide assembly. (C) “Recommended” denotes a commercially available nut having the most suitable mechanical properties and dimensional configuration, or style, that will make it possible to obtain the desired bolt load. (D) “Suitable” denotes nuts having mechanical properties that will make it possible to obtain the desired bolt load, but may require consideration of dimensional configura- tion, style, suitability and availability. ASTM Bolt and ASTM A563 Nut Capatibility (ASTM A194 Compatibility Shown for A325 & A490 Bolts) 1 (866) 677-6689 www.quebecbolts.com www.quebecbolts.com

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411Visit us on the WEB @ EBNinc.com

Henderson, KY 270-830-0077Owensboro, KY 270-684-0877Mt. Vernon, IL 618-244-7156

Henderson, KY 270-830-0077Owensboro, KY 270-684-0877Mt. Vernon, IL 618-244-7156

Henderson, KY 270-830-0077Owensboro, KY 270-684-0877Mt. Vernon, IL 618-244-7156

Grade Identification Markings for NutsedarGdaoL foorPlanimoNlairetaMnoitacificepSnoitacifitnedIcniZssertSeziS

(Inches) Plain (psi) Coated Min. Max. MarkingASTM A563 - Grade 0 Carbon Steel 1/4 - 1-1/2 69,000* 52,000* B55 C32ASTM A563 - Grade A Carbon Steel 1/4 - 1-1/2 90,000* 68,000* B68 C32ASTM A563 - Grade A Carbon Steel 1/4 - 4 100,000* 75,000* B68 C32Heavy Hex 90,000* 68,000*ASTM A563 - Grade C Carbon Steel, 1/4 - 4 144,000 144,000 B78 C38Heavy Hex May Be Quenched

& Tempered

ASTM A563 - Grade DH Carbon Steel, 1/4 - 4 175,000 150,000 C24 C38 dehcneuQxeH yvaeH

and Tempered

ASTM A194 - Grade 2H Medium 1/4 - 1-1/2 175,000 150,000*** C24 C38leetS nobraCxeH yvaeH

over 1-1/2 C38

501B06B000,082/1-1 - 4/1403 ISIA8 edarG - 491A MTSAHeavy Hex

SAE J995 Grade Indentification for NutsnoitacifitnedI edarGdaoL foorPlanimoNlairetaMnoitacificepS

gnikraMssertSeziS(Inches) (psi) Min. Max. Previous Revised

23C*000,0211 - 4/1 nobraC nuideM5 edarG - 599J EAS**000,901dehcneuQ ,leetS

23C*000,5012/1-1 - 1 revoderepmeT &94,000**

SAE J995 - Grade 8 Medium Carbon 1/4 - 5/8 150,000* C24 C3243C62C,leetS yollA63C62C1-8/5 revodehcneuQ

& Tempered over 1 - 1-1/2

ASTM A563 Grade and ANSI Style Nut)D( noitutitsbuS elbatiuSlanimoNecafruSedarG

xeH yvaeH)C( dednemmoceR).nI( eziS)B( hsiniF)A( tloB foHD ,C ,AtuN xeH A edarG2/1-1 ot 4/1& nialP703A MTSA

HD ,CtuN xeH yvaeH A edarG2 ot 2/1-1 revodetaoC cniZA edarGov HD ,CtuN xeH yvaeH A edarG4 ot 2 re

HD ,CtuN xeH yvaeH A edarG2/1-1 ot 4/1& nialP703A MTSAHD ,CtuN xeH yvaeH A edarG2 ot 2/1-1 revodetaoC cniZB edarG

ov HD ,CtuN xeH yvaeH A edarG4 ot 2 reHD ,CtuN xeH B edarG2/1-1 ot 4/1nialP944A MTSA

T HD ,CtuN xeH yvaeH A edarG3 ot 2/1-1 revo2 & 1 sepyZinc Coated 1/4 to 1-1/2 Grade DH Heavy Hex Nut

over 1-1/2 to 3 Grade DH Heavy Hex NutHDtuN xeH yvaeH C edarG2/1-1 ot 2/1nialP523A MTSA

ASTM A194 2H, PlainZinc Coated 1/2 to 1-1/2 Grade DH Heavy Hex Nut

HDtuN xeH yvaeH C edarG2/1-1ot 4/1nialP453A MTSAHDtuN xeH yvaeH C edarG4 ot 2/1-1 revoCB edarG

Zinc Coated 1/4 to 1-1/2 Grade DH Heavy Hex Nutover 1-1/2 to 4 Grade DH Heavy Hex Nut

HDtuN xeH yvaeH HD edarG2/1-1 ot 4/1nialP453A MTSAtuN xeH yvaeH HD edarG3 ot 2/1-1 revoDB edarGtuN xeH yvaeH HD edarG2/1-1 ot 2/1nialP094A MTSA

ASTM A194 2H, PlainASTM A193 ASTM A194

Grade B7 Grade 2H Heavy Hex NutASTM A193 ASTM A194

Grade B8 Grade 8ASTM A193 ASTM A194Grade B8M Grade 8M

* UNC and 8 UN** UNF 12 UN and Finer*** When a zinc coated A194 2Hnut is supplied, the zinc coating, overtapping, lubrication and rotation capacity testing shall be in accordance with ASTM A563 and the proof

stress reduced accordingly. Nuts coated with zinc shall have an asterisk (*) marked after the grade symbol. Nuts coated cadmium shall have a plus sign (+) marked afterthe grade symbol.

**** These graded identification markings show the latest revision. Both markings will be acceptable for a transition period.

Note: the above chart should not be considered all inclusive for the fasteners listed. The nuts listed are those that are readily available.(A) “Bolt” includes all externally threaded types of fasteners.(B) Zinc coated nuts are nuts intended for use with externally threaded fastners which are hot-dip zinc-coated, mechanically zinc-coated or have a plating or coating of suffi-

cient thickness to require overtapping the nut to provide assembly.(C) “Recommended” denotes a commercially available nut having the most suitable mechanical properties and dimensional configuration, or style, that will make it possible

to obtain the desired bolt load.(D) “Suitable” denotes nuts having mechanical properties that will make it possible to obtain the desired bolt load, but may require consideration of dimensional configura-

tion, style, suitability and availability.

ASTM Bolt and ASTM A563 Nut Capatibility (ASTM A194 Compatibility Shown for A325 & A490 Bolts)

1 (866) 677-6689 www.quebecbolts.com

www.quebecbolts.com