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5×C%~0.7 ≤0.03 ≤0.035
0Cr18Ni11Nb(347) ≤0.08 ≤1.0 ≤2.0 17-19 9-12 ≤10×C% ≤0.03 ≤0.035
0Cr17Ni12Mo2(316) ≤0.08 ≤1.0 ≤2.0 16-19 11-15 1. 8-2.5 5×C%~0.7 ≤0.03 ≤0.035
00Cr26NiMo2Ti(双相) ≤0.03 1. 4-0.8 ≤1.5 25-27 1. 5-7.5 1. 5-2.5 1. 3-0.5 ≤0.03 ≤0.035
1Cr13(410) ≤0.15 ≤1.0 ≤1.0 1. 5-13.5 ≤0.03 ≤0.035
2Cr13(420) 1. 16-0.25 ≤1.0 ≤1.0 12-14 ≤0.03 ≤0.035
3Cr13 1. 26-0.35 ≤1.0 ≤1.0 12-14 ≤0.03
4Cr13 1. 36-0.45 ≤1.0 ≤1.0 12-14 ≤0.03
1Cr17(430) ≤0.12 ≤0.8 ≤0.8 16-18 ≤0.03
1Cr17Ti ≤0.12 ≤0.8 ≤0.8 16-18 5×C%~0.8 ≤0.03
0Cr17Ti ≤0.08 ≤0.8 ≤0.8 16-18 5×C%~0.8 ≤0.03
1Cr25Ti ≤0.12 ≤1.0 ≤0.8 20-27 5×C%~0.8 ≤0.03
马氏体、铁素体、奥氏体和双相不锈钢的室温力学性能
钢号 热处理制度 σbMpa σsMpa δ(%) ψ(%)
2Cr18Ni9 1100-1150C水冷 568 216 40 55
1Cr18Ni9 1100-1150C水冷 539 196 45 50
1100C水冷 540-706 201-382 1. 8-69 1. 5-81
0Cr18Ni9(304) 1080-1130C水冷 490 196 45 60
1Cr18Ni9Ti 920-1150C水冷 540 205 40 45
1100C水冷 541-790 196-510 40-81 55-79.5