stainless steel standard in china


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Stainless steel standard in china.

Chemical percentage in stainless steel (STANDARD)

Ref No	C	Si	Mn	P≤	S≤	Cr	Mo	Ni	Other	Balance
201	≤0.15	≤1.00	5.5-7.5	0.06	0.03	16-18	-	3.5-5.5	N≤0.25	Fe
202	≤0.15	≤1.00	7.5-10.0	0.06	0.03	17-19	-	4.0-6.0	N≤0.25	Fe
301	≤0.15	≤1.00	≤2.00	0.045	0.03	16-18	-	6.0-8.0	-	Fe
302	≤0.15	≤1.00	≤2.00	0.045	0.03	17-19	-	8-10.0	-	Fe
303	≤0.15	≤1.00	≤2.00	0.2	≥0.015	17-19	≤0.6	8.0-10.0	-	Fe
304	≤0.08	≤1.00	≤2.00	0.045	0.03	18-20	-	8-10.5	-	Fe
304L	≤0.03	≤1.00	≤2.00	0.045	0.03	18-20	-	9-13	-	Fe
305	≤0.12	≤1.00	≤2.00	0.045	0.03	17-19	-	10.5-13	-	Fe
309S	≤0.08	≤1.00	≤2.00	0.045	0.03	22-24	-	12-15	-	Fe
310S	0.02-0.06	0.2-1.0	1.0-1.5	0.045	0.03	24.5-26	≤0.5	19-21	Cu≤0.6	Fe
314	≤0.025	2.1-2.5	1.5-2.0	0.045	0.03	24-26	≤0.5	19-21	Cu≤0.3	Fe
316	≤0.08	≤1.00	≤2.00	0.045	0.03	16-18	2-3	10-14	-	Fe
316L	≤0.03	≤1.00	≤2.00	0.045	0.03	16-18	2-3	12-15	-	Fe
317	≤0.08	≤1.00	≤2.00	0.045	0.03	18-20	3-4	11-15	-	Fe
317L	≤0.03	≤1.00	≤2.00	0.045	0.03	18-20	3-4	11-15	-	Fe
321	≤0.08	≤1.00	≤2.00	0.045	0.03	17-19	-	9-13	Ti≥5×C	Fe
405	≤0.08	≤1.00	≤1.00	0.04	0.03	11.5-14.5	-	≤0.6	AL0.1-0.3	Fe
420F	0.26-0.4	≤1.00	≤1.25	0.06	≥0.15	12-14	≤0.6	≤0.6	-	Fe
430	≤0.12	≤0.75	≤1.00	0.04	0.03	16-18	-	≤0.6	-	Fe


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