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发表于 2007-4-11 09:06:13
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来自: 中国江苏徐州
4037是美国钢种,成分为:0.35~0.40%C,0.70~0.90%Mn,0.035P(max),0.040S(max),0.15~0.30%Si,0.20~0.30%Mo.5 N$ m- z: {, |3 S7 W, R! l
% w3 ^6 S/ L5 D; d' S/ p
其实看成分,与中国的45#钢类似7 }, e1 }% {7 {0 B: A
0 y& {5 `- c; f4 z8 g9 G3 i与日本的SCM435差别较大。 |
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