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Stainless Steel Physical Properties

These tables are intended for estimating purposes only and lists typical physical properties for a variety of 300 and 400 series stainless steel grades.
* Stock Grade

300 Series Austenitic Physical Properties

Type	UNS	Tensile (ksi) min	Yield (ksi) min	Elongation min	Hardness (Brinell) max	Hardness (Rockwell B) max
302	S30200	75	30	40% in 2"	183	88
304*	S30400	75	30	40% in 2"	183	88
304L*	S30403	70	30	40% in 2"	183	88
309	S30900	75	30	40% in 2"	217	95
309S	S30908	75	30	40% in 2"	217	95
310	S31000	75	30	40% in 2"	217	95
310S	S31008	75	30	40% in 2"	217	95
316*	S31600	75	30	40% in 2"	217	95
316L*	S31603	70	25	35% in 2"	217	95
317	S31700	75	30	35% in 2"	217	95
317L	S31703	75	30	35% in 2"	217	95
321	S32100	75	30	40% in 2"	183	88
347	S34700	75	30	40% in 2"	183	88

400 Series Martensitic Physical Properties

Type	UNS	Tensile (ksi) min	Yield (ksi) min	Elongation min	Hardness (Brinell) max	Hardness (Rockwell B) max
410*	S41000	65	30	20% in 2"	217	95
410S	S41008	60	30	22% in 2"	183	88
416	S41600	75	40	30-25% in 2"	-	82
420	S42000	95	60	30-25% in 2"	-	92
430	S43000	65	30	22% in 2"	183	88
440C	S44004	-	-	-	-	-

 

2205+2 Series Austenitic Physical Properties

Type	UNS	Tensile (ksi) min	Yield (ksi) min	Elongation min	Hardness (Brinell) max	Hardness (Rockwell B) max
2205+2*	S322505/S31803	95	65	25%	-	293

 

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Stainless Steel Chemical Properties

These tables are intended for estimating purposes only and lists typical chemical properties for a variety of 300 and 400 series stainless steel grades. All values shown indicate the maximum percentage unless otherwise noted.
* Stock Grade

300 Series Austenitic Chemical Properties

Type	C	Mn	P	S	Si	Cr	Ni	Mo
302	0.15	2.00	0.045	0.030	1.00	17.00/19.00	8.00/10.00	-
304*	0.08	2.00	0.045	0.030	1.00	18.00/20.00	8.00/10.50	-
304L*	0.03	2.00	0.045	0.030	1.00	18.00/20.00	8.00/12.00	-
309	0.20	2.00	0.045	0.030	1.00	22.00/24.00	12.00/15.00	-
309S	0.08	2.00	0.045	-	1.00	22.00/24.00	-	-
310	0.25	2.00	0.045	0.030	1.5	24.00/26.00	19.00/22.00	-
310S	0.08	2.00	0.045	0.030	1.5	24.00/26.00	19.00/22.00	-
316*	0.08	2.00	0.045	0.030	1.00	16.00/18.00	10.00/14.00	2.00/3.00
316L*	0.03	2.00	0.045	0.030	1.00	16.00/18.00	10.00/14.00	2.00/3.00
317	0.08	2.00	0.045	0.030	1.00/1.00	18.00/20.00	11.00/15.00	3.00/4.00
317L	0.03	2.00	0.045	0.030	0.75	18.00/20.00	11.00/15.00	3.00/4.00
321	0.08	2.00	0.040	0.030	1.00	17.00/19.00	9.00/12.00	0.75/0.75
347	0.08	2.00	0.040	0.030	0.5/1.00	17.00/19.00	9.00/12.00	0.5/0.75

400 Series Martensitic Chemical Properties

Type	C	Mn	P	S	N	Si	Cr	Ni	Mo
410*	0.15	1.00	0.040	0.030	-	1.00	11.5 / 13.5	-	-
410S	0.08	0.30/0.65	0.030	0.010	0.060	0.15/0.50	12.00 / 12.60	0.20/0.55	0.20/0.55
416	0.15	1.25	0.060	0.15 min	-	1.00	12.00 / 14.00	-	-
420	0.15 min	1.00	0.040	0.030	-	1.00	12.00 / 14.00	-	-
430	0.15	1.00	0.040	0.030	-	1.00	16.00 / 18.00	-	-
440C	0.95/1.20	1.00	0.040	0.030	-	1.00	16.00 / 18.00	-	0.75

 

2205+2 Series Martensitic Chemical Properties

Type	C	Mn	P	S	N	Si	Cr	Ni	Mo
2205+2*	.030 max	2.00 max	.035 max	.020 max	.08-.20	1.00 max	22.0-23.0	4.5-6.5	2.5-3.53

 

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200 Waverly Blvd., Coatesville, PA 19320
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