Stainless Steel

304/304L UNS S30400/UNS S30403
316/316L UNS S31600/UNS S31603
317/317L UNS S31700/UNS S31703
321/321H UNS S32100/UNS S32109
347/347H UNS S34700/UNS S34709

Trade Name

UNS

Austenitic Industry Specifications

Chemical Composition

Min.Tensile
(KSI)

Min.Yield
(KSI)

Elongation
%

304
 UNS S30400
 AISI 304
AMS 5501, 5513, 5560, 5563, 5564, 5565, 5566, 5567, 5639, 5697, 5857, 5910, 5911, 5912, 5913, 5868, AMS-QQ-S-763 (304), AMS-T-6845 (304), AMS-T-8506 (304), AS7245
ASME SA-182 (304), SA-194 (8), SA-213 (304), SA-240 (304), SA-249(304), SA-312 (304), SA-320 (B8), SA-358 (304), SA-376 (304), SA-403 (304), SA-409 (304), SA-479 (304), SA-688 (304)
ASTM A182 (304), A193 (304, B8, B8A), A194 (304, 8, 8A), A213 (304), A240 (304), A249 (304), A264 (304), A269 (304), A276 (304), A312 (304), A313 (304), A314 (304), A320 (304, B8, B8A), A336 (F304), A358 (304), A368 (304), A376 (304), A376 (TP304), A403 (304), A409 (304), A430 (304), A473 (304), A478 (304), A479 (304), A492 (304), A493 (304), A511 (304), A554 (304), A580 (304), A632 (304), A666 (304), A688 (304), A774 (304), A774 (TP304), A793 (304), A813 (TP304), A814 (TP304), A851 (TP304), A908 (304), A943 (304), A965 (304), A988, A988 (304), F593 (304), F738 (304), F836 (304), F837 (304), F879 (304), F880 (304), F899 (304)
MIL SPEC MIL-S-21149/6MIL-S-24149/3, MIL-S-24249/6, MIL-T-5695, MIL-T-8504 (304)
SAE J405 (304), J412 (304), J467 (304)		 C 0.08 max
Cr 18.00-20.00
Mn 2.00 max
Ni 8.00-10.50
P 0.045 max
S 0.030 max
Si 1.00 max 		75 30 40
304L
 UNS S30403
 AISI 304L
AMS 5511, 5569, 5584, 5647, AMS-QQ-S-763 (304L), AMS-T-6845
ASME SA-182 (304L), SA-213 (304L), SA-240 (304L), SA-249(304L), SA-312 (304L), SA-403 (304L), SA-479 (304L), SA-688 (304L)
ASTM A182 (304L), A213 (TP304L), A240 (304L), A249 (304L), A269 (304L), A270 (TP304L),A276 (304L),A312 (304L), A314 (304L), A336 (F304L), A358 (304L), A368 (304L), A403 (304L), A409 (304L), A473 (304L), A478 (304L), A479 (304L), A493 (304L), A511 (304L), A554 (304L), A580 (304L), A632 (304L), A666 (304L), A688 (304L), A774 (TP304L), A778 (TP304L), A793 (304L), A813 (TP304L), A814 (TP304L), A851 (TP304L), A924 (304L), A924 (TP304L) A943 (TP304L), A965 (F304L), A988, F593 (304L), F594 (304L), F738 (304L), F836 (304L), F837 (304L), F879 (304L), F880 (304L)
MIL SPEC MIL-S-4043
SAE J405 (304L), J467 (304L)		 C 0.03 max
Cr 18.00-20.00
Mn 2.00 max
Ni 8.00-12.00
P 0.045 max
S 0.030 max
Si 1.00 max 		70 30 40
316
 UNS S31600
 AISI 316
AMS 5524, 5573, 5690, 5691, 5692, 5696, 5907,AMS-QQ-S-763
ASME SA-182 (316), SA-193 (316), SA-194 (316), SA-213 (316), SA-240 (316), SA-249 (316), SA-312 (316), SA-320 (316), SA-358 (316), SA-376 (316), SA-403 (316),SA-409 (316), SA-479 (316), SA-688 (316)
ASTM A182 (316), A193 (316, B8M, B8MA, B8M2, B8M3), A194 (316, 8M, 8MA), A213 (TP316), A240 (316), A249 (316), A269 (316), A270 (TP316),A271 (TP316), A276 (316), A312 (316), A313 (316), A314 (316), A320 (316, B8M, B8MA), A336 (F316), A358 (316), A368 (316), A376 (316), A376 (TP316), A403 (316), A409 (316), A430 (316), A580 (316), A632 (316), A632 (TP316), A688 (316), A688 (TP316), A793 (316), A813 (TP316), A814 (TP316), A826 (TP316), A831 (316), A943 (TP316), A965 (F316), A988, F593 (316), F594 (316), F738 (316), F836 (316), F837 (316), F879 (316), F899 (316)
MIL SPEC MIL-S-24149/3, MIL-S-24149/6
SAE J405 (316), J412 (30316), J467 (316)		 C 0.08 max
Cr 16.00-18.00
Mn 2.00 max
Mo 2.00-3.00
Ni 10.00-14.00
P 0.045 max
S 0.030 max
Si 1.00 max 		75 30 40
316L
 UNS S31603
 AISI 316L
AMS 5507, 5584, 5653, AMS-QQ-S-763
ASME SA-182 (316L), SA-213 (316L), SA-240 (316L), SA-249 (316L), SA-312 (316L), SA-403 (316L), SA-479 (316L), SA-688 (316L)
ASTM A182 (316L), A213 (TP316L), A240 (316L), A249 (316L), A269 (316L), A270 (TP316L), A276 (316L), A312 (316L), A314 (316L), A336 (F316L), A358 (316L), A403 (316L), A409 (316L), A479 (316L), A511 (316L), A688 (316L), A774 (TP316L), A778 (TP316L), A793 (316L), A813 (TP316L), A814 (TP316L), A965 (F316L), A988, F593 (316L), F594 (316L), F738 (316L), F836 (316L), F837 (316L), F879 (316L)
SAE J405 (316L)		 C 0.03 max
Cr 16.00-18.00
Mn 2.00 max
Mo 2.00-3.00
Ni 10.00-14.00
P 0.045 max
S 0.030 max
Si 1.00 max 		70 25 35
317
 UNS S31700
 AISI 317
AMS AMS-QQ-S-763
ASME SA-240 (317), SA-249 (317), SA-312 (317), SA-409 (317)
ASTM A182 (317), A213 (TP317), A240 (317), A249 (317), A269 (317), A276 (317), A312 (317), A314 (317), A403 (317), A409 (317), A473 (317), A478 (317), A479 (317), A511 (317), A554 (317), A580 (317), A632 (317), A813 (TP317), A814 (TP317), A943 (TP317), A988, F899 (317)
SAE J405 (317)		 C 0.08 max
Cr 18.00-20.00
Mn 2.00 max
Mo 2.00-3.00
Ni 11.00-15.00
P 0.045 max
S 0.030 max
Si 1.00 max 		75 30 35
317L
 UNS S31703
 AISI 317L
ASME SA-240 (317L)
ASTM A182 (317L), A213 (TP317L), A240 (317L), A249 (TP317L), A312 TP(317L), A403 (317L), A774 (TP317L), A778 (TP317L), A813 (TP317L), A814 (TP317L), A903 (317L), A943 (TP317L), A988
SAE J405 (317L)		 C 0.030 max
Cr 18.00-20.00
Mn 2.00 max
Mo 3.00-4.00
Ni 11.00-15.00
P 0.045 max
S 0.030 max
Si 1.00 max 		75 30 35
321
 UNS S32100
 AISI 321
AMS 5510, 5557, 5559, 5570, 5576, 5645, 5689, 5896, 7490, AS7325, AMS-QQ-S-763
ASME SA-182 (321), SA-193 (321), SA-194 (321), SA-213 (321), SA-240 (321), SA-249 (321), SA-312 (321), SA-320 (321), SA-358 (321), SA-376 (321), SA-403 (321), SA-409 (321), SA-479 (321)
ASTM A182 (321), A193 (321, B8T, B8TA), A194 (321, 8T, 8TA), A213 (TP321), A240 (321), A249 (321), A269 (321), A276 (321), A312 (321), A313 (321), A314 (321), A320 (321, B8T, B8TA), A336 (F321), A358 (321), A376 (TP321), A403 (321), A509 (321), A430 (321), A473 (321), A493 (TP321), A511 (321), A554 (321), A580 (321), A632 (321), A774 (TP321), A778 (TP321), A813 (TP321), A814 (TP321), A943 (TP321), A965 (F321), F593 (321), F594 (321), F738 (321), F836 (321)
MIL SPEC MIL-T-16282 (TP321)
SAE J405 (321), J412 (30321), J467 (321)		 C 0.08 max
Cr 17.00-19.00
Mn 2.00 max
Ni 9.00-12.00
P 0.045 max
S 0.030 max
Si 1.00 max
Ti 5XC min		 75 30 40
321H
 UNS S32109
 ASME SA-182 (321H), SA-213 (321H), SA-240 (321H), SA-249 (321H), SA-312 (321H), SA-376 (321H), SA-403 (321H), SA-479 (321H)
ASTM A182 (321H), A213 (TP321H), A240 (321H), A249 (321H), A312 (321H), A336 (F321H), A376 (TP321H), A403 (321H), A479 (321H), A813 (TP321H), A814 (TP321H), A943 (TP321H), A965 (F321H)
SAE J405		 C 0.04-0.10
Cr 17.00-20.00
Mn 2.00 max
Ni 9.00-12.00
P 0.040 max
S 0.030 max
Si 1.00 max
Ti 4\mtC-0.60		 75 30 35
347
 UNS S34700
 AISI 347
AMS 5512, 5556, 5558, 5571, 5575, 5646, 5654, 5674, 5790, 5897, 7490, AS7229, AMS-QQ-S-763
ASME SA-182 (347), SA-193 (347), SA-194 (347), SA-213 (347), SA-240 (347), SA-249 (347), SA-312 (347),SA-320 (347), SA-358 (347), SA-376 (347), SA-403 (347), SA-409 (347), SA-479 (347)
ASTM A182 (347), A193(347, B8CA), A194 (347, 8C, 8CA) A213 (TP347), A240 (347), A249 (347), A269 (347), A276 (347), A312 (347), A313 (347), A314 (347), A320 (347, B8C, B8CA), A336 (F347), A358 (347), A376 (347), A376 (TP347), A403 (347), A409 (347), A430 (347), A473 (347), A479 (347), A511 (347), A554 (347), A580 (347), A632 (347), A774 (P347), A778 (TP347), A813 (TP347), A814 (TP347), A943 (TP347), A965 (F347), F593 (347), F594 (347), F738 (347), F836 (347)
MIL SPEC MIL-T-16286 (TP347)
SAE J405 (347), J412 (30347), J467( 9347)		 C 0.08 max
Cb 10XC min
Cr 17.00-19.00
Mn 2.00 max
Ni 9.00-13.00
P 0.045 max
S 0.030 max
Si 1.00 max		 75 30 35
347H
 UNS S34709
 ASME SA-182 (347H), SA-213 (347H), SA-240 (347H), SA-249 (347H), SA-312 (347H), SA-376 (347H), SA-403 (347H), SA-409 (347H), SA-479 (347H)
ASTM A182 (347H), A213 (TP347H), A240 (347H), A249 (347H), A271 (347H), A312 (347H), A336 (F347H),, A376 (347), A376 (TP347), A403 (347H), A403 (347H), A403 (348H), A430 (347H), A479 (347H), A813 (TP347H), A814 (TP347), A943 (TP347H), A965 (F347H)
SAE J405 (347H)		 C 0.04-0.10
Cb 8\mtC-1.00
Cr 17.00-20.00
Mn 2.00 max
Ni 9.00-13.00
P 0.040 max
S 0.030 max
Si 1.00 max		 75 30 35