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发表于 2009-2-13 08:23:19
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来自： 中国浙江嘉兴
都是易切钢，其中1215如下：4 \# W* D0 L$ G' a4 S" m2 r7 V
Chemical: C≤0.09,Mn:0.75~1.05,S:0.26~0.35,P:0.04~0.09.
9 h4 x* H" w/ i2 u3 I6 X4 G1 I9 T+ c+ ?1 k4 J# a
Properties Conditions
% {8 U C/ Y: Z9 M/ _T (°C) Treatment
, a( b: t8 T v1 eDensity (×1000 kg/m3) 7.7-8.03 25
( F' ~2 d7 p5 JPoisson's Ratio 0.27-0.30 25
) W+ ^* E0 d0 w' h+ k1 bElastic Modulus (GPa) 190-210 25 ( f" P8 y$ h; j; e* M
Tensile Strength (Mpa) 540 25 cold drawn (round bar (19-38 mm)) more 6 r O3 n3 [ g
Yield Strength (Mpa) 415 4 X+ q% S0 V0 J) O
Elongation (%) 10
" L( }. Q3 }7 h( XReduction in Area (%) 35 , ^$ Z: Y4 }0 V
Hardness (HB) 167 25 cold drawn (round bar (19-38 mm)) more |
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发表于 2007-5-24 14:43:26