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GB/T1220不銹鋼的相關知識

牌  號	化學成分(質量分數)(％)
	C	Si	Mn	P	S	Ni	Cr	Mo		其他
奧氏體型
1Cr17Mn6-Ni5N	≤0.15	≤1.00	5.50-7.50	≤0.060	≤0.030	3.50-5.50	16.00-18.00		N≤0.25
1Cr18Mn8-Ni5N	≤0.15	≤1.00	7.50-10.00	≤0.060	≤0.030	4.00-6.00	17.00-19.00		N≤0.25
1Cr18Mn10-Ni5Mo3N	≤0.10	≤1.00	8.5-12.00	≤0.060	≤0.030	4.00-6.00	17.00-19.00	2.8-3.5	N0.20-0.30
1Cr17Ni7	≤0.15	≤1.00	≤2.00	≤0.035	≤0.030	6.00-8.00	16.00-18.00
1Cr18Ni9	≤0.15	≤1.00	≤2.00	≤0.035	≤0.030	8.00-10.00	17.00-19.00
Y1Cr18Ni9	≤0.15	≤1.00	≤2.oo	≤0.20	≥0.15	8.00-10.00	17.00-19.00	①
Y1Cr18Ni9Se	≤0.15	≤1.00	≤2.00	≤0.20	≥0.060	8.00-10.00	17.00-19.00		Se≥0.15
0Cr18Ni9	≤0.07	≤1.00	≤2.00	≤0.035	≤0.030	8.00-11.00	17.00-19.00
00Cr19Ni10	≤0.03	≤1.00	≤2.00	≤0.035	≤0.030	8.00-12.00	18.00-20.00
0Cr19Ni9N	≤0.08	≤1.00	≤2.00	≤0.035	≤0.030	7.00-10.50	18.00-20.00		N0.10-0.25
0Cr19Ni10-NbN	≤0.08	≤1.00	≤2.00	≤0.015	≤0.030	7.50-10.50	18.00-20.00	Nb≤0.15	N0.15-0.30