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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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) {, ]8 _1 [; D化学成分 (%)
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| 元素 | 最小 | 最大 | 近似的 | | C | 7 w O6 T, S% g8 C! |( z7 f
| 0.0300 | 6 D% X d( j) F ]2 i! L5 i
| | Si |
1 ]! v- ^# @3 J8 X) ]- } | 1.0000 |
7 r% S' ?. N9 I | | Mn | . h/ |% Y# g$ [2 S3 d- Q
| 2.0000 |
/ w8 X+ ~8 m8 c2 \2 ~ | | P |
h3 O% W8 G0 r4 N, x1 R | 0.0300 | 4 `9 f* |8 i4 a+ e! I& C- J
| | S | , ^6 I9 r; g+ x* [) H5 l# M, o8 S( z
| 0.0200 |
9 h# _2 O: a$ p) V4 ? | | Cr | 21.0000 | 23.0000 | , S* ]0 F: ~0 }0 c6 o
| | Mo | 2.5000 | 3.5000 |
0 J+ N( ~" T4 a9 X: z3 | | | Ni | 4.5000 | 6.5000 |
3 X! F, a0 C& L. `* S$ B | | N | 0.0800 | 0.2000 |
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材料属性 2 Z9 G- z1 Z3 k4 C$ A" h
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- K# k1 k# ^- L$ r! I/ h' V K| | 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
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- T: a! x6 \$ L6 A' h2 m3 p3 C| 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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