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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.& J3 ^, F; I9 V) m7 v6 }; ?) `& n
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其实看成分,与中国的45#钢类似* _% c3 q1 |4 S: u. r
1 z$ z" X+ T0 l( \, R0 B
与日本的SCM435差别较大。 |
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