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发表于 2011-3-31 11:47:24
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来自: 中国广东深圳
这种钢好买
9 L0 r' o+ w6 ^3 {5 i, y# k2 K6 mEN 10025的符号标记含义
- X6 m9 W$ i- s4 kThe symbol J & K:8 t3 @6 ?9 m* S0 U) I# \
JR - Absorbed impact energy min. 27 Joule at 20 °C
+ M+ B7 { C, j: X: d1 bJ0 - Absorbed impact energy min. 27 Joule at 0 °C& w$ T! J! b) h! |( x% W
J2 - Absorbed impact energy min. 27 Joule at -20 °C
# _8 R- V2 |7 b z4 M' lK2 - Absorbed impact energy min. 27 Joule at –30 °C or 40 Joule at –20 °C
! Z) q; ]& l2 F- |3 Y( v' O9 \9 a Y* Q! J1 F0 ?
The symbol G:8 X* K5 S+ K9 R: v
G Deoxidation Delivery condition
8 V {- ~. H/ t- a" x) i! W2 mG1 Rimming steel At manufacture's discretion$ H2 ^$ Y0 x& ^, S7 j% z
G2 Rimming steel not permitted At manufacture's discretion8 v" r2 r+ ^" Q1 j; H) I
G3 Fully killed with nitrogen Normalized or normalized rolled
k! r! W. O7 _; ` binding element
+ }" Q" h0 |# M% x, ?5 m$ C# Q% g4 l* iG4 Fully killed with nitrogen At manufacture's discretion$ I9 z, P- |/ R1 u* o8 r
binding element7 _0 o4 V8 q* N& [$ X1 q O, y
6 O- _& i/ E4 s5 O; ~; v& z$ XN是正火的意思,表示供货状态为正火态。 |
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