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如题
% L7 G0 H: R) K4 S请材料高手解答
R" G, Y- Z- Q6 ?EN10025-2
- n. ^3 U% y. H; l1 Z0 ], _4 V: bEN10025-3
/ U# V7 c5 {+ _ E4 ^, ?* r r9 WEN10025-4
$ s& c! `8 q6 n. N6 W8 fEN10025-5! ^9 b/ O2 F8 t
的区别。
" x f' W8 i9 I% k7 j( }, tEN 10025-2:2004, Hot rolled products of structural steels - Part 2: Technical delivery conditions for non-alloy
: }3 D1 n! \* F0 S6 C4 @structural steels.
" M5 z* z j* \# P3 H S! o' aEN 10025-3:2004, Hot rolled products of structural steels - Part 3: Technical delivery conditions for
' c3 V, s: T- q. Lnormalized/normalized rolled weldable fine grain structural steels.
1 R* g5 o9 h u3 H! F0 `EN 10025-4:2004, Hot rolled products of structural steels - Part 4: Technical delivery conditions for Z$ E; h3 M# n
thermomechanical rolled weldable fine grain structural steels.0 @$ S/ P+ \8 }
EN 10025-5:2004, Hot rolled products of structural steels - Part 5: Technical delivery conditions for structural
! |* g3 f2 q, ^, W* n' Bsteels with improved atmospheric corrosion resistance.
& J+ L* ]+ A$ O' t& R t, x1 C8 X( L* ~- y" M" M8 I9 N; k
本人只看出化学成分的细微差别，无非是从2到5 杂质PS 等的控制严格了% t: J% P7 V0 c N, h
请从交货状态，检验方法等方面区别给与支持.
; t5 r4 X/ s+ j: O. o5 J8 F谢谢各位大虾了！！！！ |
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发表于 2010-3-8 15:54:38