Chemical Composition & Physical Properties

Stainless Steel Chemical Composition per ASTM
Grade	Carbon	Manganese	Phosphorus	Sulfur	Silicon	Chromium	Nickel	Moly	Nitrogen
201	.15mx	5.50-7.50	.060mx	.030mx	1.00mx	16.00-18.00	3.50-5.50		.25mx
301	.15mx	2.00mx	.045mx	.030mx	1.00mx	16.00-18.00	6.00-8.00		.10mx
304	.08mx	2.00mx	.045mx	.030mx	.75mx	18.00-20.00	8.00-10.50		.10mx
304L	.03mx	2.00mx	.045mx	.030mx	.75mx	18.00-20.00	8.00-12.00		.10mx
309S	.08mx	2.00mx	.045mx	.030mx	.75mx	22.00-24.00	12.00-15.00
310S	.08mx	2.00mx	.045mx	.030mx	1.50mx	24.00-26.00	19.00-22.00
316L	.03mx	2.00mx	.045mx	.030mx	.75mx	16.00-18.00	10.00-14.00	2.00-3.00	.10mx
317L	.03mx	2.00mx	.045mx	.030mx	.75mx	18.00-20.00	11.00-15.00	3.00-4.00	.10mx
321	.08mx	2.00mx	.045mx	.030mx	.75mx	17.00-19.00	9.00-12.00		.10mx
409	.03mx	1.00mx	.040mx	.020mx	1.00mx	10.50-11.70	.50mx		.03mx
430	.12mx	1.00mx	.040mx	.030mx	1.00mx	16.00-18.00	.75mx
2205	.030mx	2.00mx	.030mx	.020mx	1.00mx	22.00-23.00	4.50-6.50	3.00-3.50	.14-.20

Stainless Steel Physical Properties per ASTM
Grade	Tensile KSI min.	Yield min.	Elongation min%	Hardness Rockwell B Max
201	75	38	40	95
301	75	30	40	95
304	75	30	40	92
304L	70	25	40	92
309S	75	30	40	95
310S	75	30	40	95
316L	70	25	40	95
317L	75	30	40	95
321	75	30	40	95
409	55	25	20	88
430	65	30	22*	89
2205	95	65	25	31

*Material .050 in (1.27mm) and under in thickness shall have a minimum elongation of 20%

To our valued customers:

The data provided on our website has been vetted to the best of our availabilities. This site should not be used to determine if a specific material is right for your processes, equipment or end use. Please consult your in house engineers, plant supervisors, etc. prior to a final decision being made.

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Chemical Composition & Physical Properties

Stainless Steel Chemical Composition per ASTM

Stainless Steel Physical Properties per ASTM

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