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发表于 2007-12-25 08:12:01
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来自: 中国安徽芜湖
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化学成分 (%)
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; _- _/ ` s5 I( O; J| 元素 | 最小 | 最大 | 近似的 | | Si | 9.0000 | 11.0000 | | | Cu | | 0.0500 | | | Mn | | 0.4000 | | | Mg | 0.2000 | 0.5000 | | | Zn | | 0.1000 |
9 A' `; V8 l' \& ^! t2 U | | Ti | | 0.1500 |
8 A& T6 U# I6 b( q+ e( H | | Al (*) | # a3 L8 B9 A: u
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" B+ _$ [0 B, \/ @6 u | | Fe | | 0.5000 | ! q6 X6 _6 }) h, i
| | others |
6 _' E( C5 i. |% U | 0.0500 | l% n4 x( i. u* M+ z/ [
| | total | $ k" j6 d! L& v7 H- J/ O
| 0.1500 |
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| | Min. | Max. | Approx. | | Solution heat treated and artificially aged (w.a.) ; Permanent mold castings | | Yield Stress, Rp0,2 (MPa): | 210 | 280 | | | Tensile Stress, Rm (MPa): | 240 | 320 | | | Elongation, A (%): | 1 | 4 | | | Hardness: | 85-115 HB | # R, F9 n4 ^ m5 F
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