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沉淀硬化型不銹鋼的國際標準化組織

表國際標準化組織(ISO)不銹鋼標準牌號及化學成分(熔煉分析)

序號牌號CSiMn-SNCrMoNi其他元素
1X2CrNi18-9-0.030-1.00-2.000.045-0.030-0.1117.519.5--8.010.0---
2X2CrNi19-11-0.030-1.00-2.000.045-0.030-0.1118.020.0--10.012.0---
3X2CrNi18-9-0.030-1.00-2.000.045-0.0300.120.2217.519.5--8.010.0---
4X2CrNi18-7-0.030-1.00-2.000.045-0.0150.100.2016.518.5--6.08.0---
5X5CrNi17-7-0.07-1.00-2.000.045-0.030-0.1116.018.0--6.08.0---
6X5CrNi18-9-0.07-1.00-2.000.045-0.030-0.1117.519.5--8.010.5---
7X7CrNi18-90.040.08-1.00-2.000.045-0.030-0.1118.020.0--8.010.5---
8X6CrNi18-12-0.08-1.00-2.000.045-0.030-0.1117.019.0--10.513.0---
9X3CrNi18-16-0.04-1.00-2.000.045-0.030--15.017.0--17.019.0---
10X5CrNi18-8-0.07-1.00-2.500.045-0.0300.100.1618.020.0--8.011.0---
11X10CrNi18-80.050.15-2.00-2.000.045-0.030-0.1116.019.0-0.806.09.5---
12X1CrNi25-21-0.02-0.25-2.000.025-0.010-0.1124.026.0-0.2020.022.0---
13X12CrMnNiN17-7-5-0.15-1.005.507.500.045-0.0300.050.2516.018.0--3.55.50---
14X10CrNi18-9-0.12-1.00-2.000.0600.15--0.1117.019.0--8.010.0Cu-C
15X3CrNiCu18-9-4-0.04-1.00-2.000.045-0.030-0.1117.019.0--8.010.5Cu3.04.0
16X6CrNiTi18-10-0.08-1.00-2.000.045-0.030--17.019.0--9.012.0Ti5×C0.70
17X7CrNiTi18-100.040.08-1.00-2.000.045-0.030--17.019.0--9.012.0Ti5×C0.70
18X6CrNiTiB18-100.040.08-1.00-2.000.035-0.015--17.019.0--9.012.0TiB5×C0.00150.700.005
19X6CrNiNb18-10-0.08-1.00-2.000.045-0.030--17.019.0--9.012.0-10×C1.00
20X7CrNiNb18-100.040.08-1.00-2.000.045-0.030--17.019.0--9.012.0-10×C1.00
21X2CrNiMo17-12-2-0.030-1.00-2.000.045-0.030-0.1116.518.52.003.0010.013.0---
22X2CrNiMo17-12-3-0.030-1.00-2.000.045-0.030-0.1116.518.52.503.0010.513.0---
23X2CrNiMo18-14-3-0.030-1.00-2.000.045-0.015-0.1117.019.02.503.0012.515.0---
24X2CrNiMo19-14-4-0.030-1.00-2.000.045-0.030-0.1117.520.03.04.012.016.0---
25X2CrNiMoN17-11-2-0.030-1.00-2.000.045-0.0300.120.2216.518.52.003.0010.012.5---
26X2CrNiMoN17-12-3-0.030-1.00-2.000.045-0.0300.120.2216.518.52.503.0010.513.0---
27X2CrNiMoN18-12-4-0.030-1.00-2.000.045-0.0300.100.2016.519.53.004.010.514.0---
28X2CrNiMoN18-15-5-0.030-1.00-2.000.045-0.0300.120.2217.020.04.05.013.017.0---
29X1CrNiMoN25-22-2-0.020-0.70-2.000.025-0.0100.100.1624.026.02.002.5021.023.0---
(a)奧氏體鋼
30X5CrNiMo17-12-2-0.07-1.00-2.000.045-0.030-0.1116.518.52.003.0010.013.0---
31X3CrNiMo17-12-3-0.05-1.00-2.000.045-0.030-0.1116.518.52.503.0010.513.0---
32X6CrNiMoTi17-12-2-0.08-1.00-2.000.045-0.030--16.518.52.002.5010.513.5Ti5xC0.70
33X6CrNiMoNb17-12-2-0.08-1.00-2.000.045-0.030--16.518.52.002.5010.513.5-10xC1.00
34X1CrNiMoCuN20-18-7④-0.020-0.70-1.000.035-0.0150.180.2519.520.56.07.017.518.5Cu0.501.00
35X1NiCrMoCu25-20-5-0.020-0.75-2.000.035-0.015-0.1519.022.04.05.023.526.0Cu1.202.00
36X1NiCrMoCu31-27-4-0.020-0.70-2.000.030-0.010-0.1126.028.03.04.030.032.0Cu0.701.50
37X1NiCrMoCuN25-20-7-0.020-0.75-2.000.035-0.0150.150.2519.021.06.07.024.026.0Cu0.501.50
38X1NiCrMoCuN24-22-8-0.020-0.502.04.00.030-0.0050.450.5523.025.07.08.021.023.0Cu0.300.60
39X8NiCrMoCuN18-29-50.050.100.300.609.010.00.035-0.0300.250.3217.518.5-0.505.06.0Cu-0.40
40X8CrMnCuN17-8-3-0.10-2.006.58.50.040-0.0300.150.3016.018.0-1.00-2.00Cu2.003.5
41X1CrMnCuNW24-22-6-0.020-0.702.04.00.030-0.0100.350.5023.025.05.56.521.023.0CuW1.001.502.002.50
42X2CrNiMnMoN25-18-6-5-0.030-1.005.07.00.030-0.0150.300.6024.026.04.05.016.019.0--0.15
43X11CrNiMnN19-8-60.070.150.501.005.07.50.030-0.0150.200.3017.519.5--6.58.5---
44X6CrNiCuS18-9-2-0.08-1.00-2.000.0450.15--0.1117.019.0-0.608.010.0Cu1.41.8
45X6CrNiCu17-8-2-0.08-1.70-3.000.045-0.030--15.018.0--6.09.0Cu1.03.0
46X12CrNiSi18-9-3-0.152.003.00-2.000.045-0.030--17.019.0--8.010.0---

注:①熔煉分析,%(m/m),ISO/PDTS15510:2002。

②可提供特定的硫含量范圍以改善特定的性能:為改善切削加工性,建議硫含量控制范圍為0.015%~0.030%;為改善焊接性,控制范圍為0.008%~0.020%,為改善拋光性,控制最大0.015%。

③當有特殊原因(如熱加工或低磁導率)需要減少鐵素體含量時,最大Ni含量可按下列數量增加:序號1和32為0.50%;序號2、16、17、19、20、25、26、27和31為1.00%;序號為21、22為1.50%。

④Cu可增加到1.00%。

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