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国内阀门材料常用技术标准 不锈钢丝技术要求_阀门标准
国内阀门材料常用技术标准 不锈钢丝技术要求
| 直径，mm | 拉伸试验 | 牌号和状态代号 | |
| 抗拉强度，MPa | 伸长率不小于，% | ||
|
0.05～0.10 ＞0.10～0.30 ＞0.30～0.60 ＞0.60～1.00 ＞1.00～3.00 ＞3.00～6.00 ＞6.00～14.00
|
690～1 030 640～980 590～930 540～880 490～830 490～830 490～790
|
15 20 20 25 25 30 30
|
0Cr17Ni12Mo2-R Y1Cr18Ni9Se-R 1Cr18Ni9-R 1Cr18Ni12-R 1Cr18Ni9Ti-R 0Cr18Ni11Ti-R 0Cr18Ni9-R 0Cr19Ni9N-R 0Cr18Ni11Nb-R 00Cr19Ni11-R 00Cr17Ni14Mo2-R 0Cr23Ni13-R Y1Cr18Ni9-R 0Cr25Ni20-R |
|
0.05～14.00
|
590～830
|
4Cr13-R 9Cr18-R 1Cr17Ni2-R |
|
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