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发表于 2007-12-14 12:14:02
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来自: 中国安徽芜湖
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化学成分 (%)
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| 元素 | 最小 | 最大 | 近似的 | | C | # Y1 y# }: W8 U0 ^: g
| 0.0300 | 8 f9 D9 m% e! D1 t `
| | Si | 4 t, }: a& b- @' c# S0 z
| 1.0000 | " V8 T4 b" H; f/ n
| | Mn | 6 y, S7 J2 m ^' W/ H( A' D
| 2.0000 |
3 Q0 M8 H3 U5 `; ?4 D | | P | 1 |! J' m( J% ?8 `/ Q& U
| 0.0300 |
& R$ t4 W' P3 p0 D' q# U( G | | S | & m6 L' A3 z1 Y# p3 z
| 0.0200 | # f4 ?7 L( u ~, _+ Y! Z$ C( g8 |' b( z. w
| | Cr | 21.0000 | 23.0000 | & G- e9 G; J7 J2 M9 B
| | Mo | 2.5000 | 3.5000 |
5 u$ b0 }' y$ a2 L k. X0 m3 P | | Ni | 4.5000 | 6.5000 | ( u- C) L' g5 x& Q7 R. K
| | N | 0.0800 | 0.2000 |
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材料属性
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2 q. g7 i# U. M) H6 m4 j8 R6 R0 x| | 最小 | 最大 | 近似的 | | 棒材, 锻制棒材, 锻件; 固溶 | | 屈服强度 Rp0,2 (MPa) | 450 | - | - | | 抗拉强度 Rm (MPa) | 620 | - | - | | 伸长率 A5 (%) | 25.0 | - | - |
热处理 ' H9 N7 f" l$ a& c' o1 k
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| After hot working, forgings shall be cooled to a temperature below 538°C prior to heat treatment. Material shall be supplied solution treated and quenched. Solutionize at 1020°C minimum and liquid quench to below 260°C. |
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