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EN10025-2
6 u3 a  J& _* N  T8 @) J& eEN10025-3
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EN 10025-2:2004, Hot rolled products of structural steels - Part 2: Technical delivery conditions for non-alloy
structural steels.
EN 10025-3:2004, Hot rolled products of structural steels - Part 3: Technical delivery conditions for
' X$ E% [2 n% D8 T& j; ~normalized/normalized rolled weldable fine grain structural steels.
EN 10025-4:2004, Hot rolled products of structural steels - Part 4: Technical delivery conditions for
4 l' ^5 P/ j% V7 z4 U! M1 D- Xthermomechanical rolled weldable fine grain structural steels.
EN 10025-5:2004, Hot rolled products of structural steels - Part 5: Technical delivery conditions for structural
: r% l2 G8 c& h  D8 Psteels with improved atmospheric corrosion resistance.
8 b) A+ q; [- l. V
8 v# x; P2 s1 N( H5 t7 I3 \本人只看出化學(xué)成分的細(xì)微差別，無非是從2到5 雜質(zhì)PS 等的控制嚴(yán)格了
請從交貨狀態(tài)，檢驗(yàn)方法等方面區(qū)別給與支持.
5 H5 C, w/ ?$ r$ V% J7 ~謝謝各位大蝦了！！！！