Steel Alloy Composition Chart

Flexability - Versitility - Design Complexity

This steel alloy composition chart shows the chemical makeup of the different grades of alloy of stainless steel.

ALLOY	C	Mn	Cr	Mo	Ni	Fe	Si	P	S	Al	Cu	Zn	Other
Grade 304	.08	2	18-20	--	8-10.5	BAL	1	.045	.03	--	--	--	--
Grade 304L	.08	2	18-20	--	8-12	BAL	1	.045	.03	--	--	--	--
Grade 316	.08	2	16-18	2-3	10-14	BAL	1	.045	.03	--	--	--	--
Grade 316L	.08	2	16-18	2-3	10-14	BAL	1	.045	.03	--	--	--	--
Grade 321	.08	2	17-19	--	9-12	BAL	1	.045	.03	--	--	--	Ti5 x C Min
Grade 330	.08	2	17-20	--	34-37	BAL	.75-1.5	.03	.03	--	1	--	--
Grade 347	.08	2	17-19	.75	9-13	BAL	1	.045	.03%	--	.50	--	--
Grade 410	.15	1	11.5-13.5	--	--	BAL	1	.045	.03	--	--	--	--
Grade 430	.12	1	16-18	--	--	BAL	1	.045	.03	--	--	--	--

For more information about the different alloys listed in the Steel Alloy Composition Chart.

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