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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6 }7 q1 z. N$ z9 ~, t e
EN 10025的符号标记含义
7 a S7 r4 w* F1 j, j/ j1 @+ rThe symbol J & K:
8 o; }: q) B. d; gJR - Absorbed impact energy min. 27 Joule at 20 °C
/ n- M% Z; ?& x8 V* e2 e* t$ XJ0 - Absorbed impact energy min. 27 Joule at 0 °C Q' ~8 U' s( J
J2 - Absorbed impact energy min. 27 Joule at -20 °C
$ B; b8 e/ F- v8 M, eK2 - Absorbed impact energy min. 27 Joule at –30 °C or 40 Joule at –20 °C6 t7 B3 q' [4 r
3 R/ u; i# ^. ]- l0 {' @1 i, fThe symbol G:) |3 f" K" X8 l: X2 }- G
G Deoxidation Delivery condition0 s: o6 C$ V9 s
G1 Rimming steel At manufacture's discretion
! C8 h1 \9 B2 R2 p, z5 aG2 Rimming steel not permitted At manufacture's discretion& G: ?( y1 L: I% X5 N F
G3 Fully killed with nitrogen Normalized or normalized rolled
& z; S! |9 k' o* K% N) ] binding element
! w% J! k3 |1 T. R. S% a0 S# P& `G4 Fully killed with nitrogen At manufacture's discretion8 A5 l6 Y( J' Q, ~( ]5 v
binding element1 H. T- i6 Q6 @1 G t% j+ ]
( \7 D: d+ e+ V; d0 K2 e2 K9 }N是正火的意思，表示供货状态为正火态。 |
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