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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.0 U% L1 C4 p Z1 L( P8 |6 T
5 ? H. N; K1 D' A* }7 g0 R$ E
其实看成分,与中国的45#钢类似
+ m9 V4 k+ c4 g* P0 v B1 `9 O
n. h. W" b5 o- J& Q与日本的SCM435差别较大。 |
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