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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