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国外阀门材料常用技术标准 承压零部件用奥氏体钢铸件、化学成分
来源:网络  作者:网络转载2019-10-03 20:44  浏览:82

国外阀门材料常用技术标准 承压零部件用奥氏体钢铸件、化学成分

元素,%

(除给出范围外,其

余均为最大含量)

CF3

CF3A

J92700

CF8

CF8A

J92600

CF3M

CF3MA

J92800

CF8M

 

J92900

CF3MN

 

J92804

CF8C

 

J92710

CF10

 

J92950

CF10M

 

J92901

CH8

 

J93400

CH10

 

J93401

CH20

 

J93402

CK20

 

J94202

HK30

 

J94203

HK40

 

J94204

碳(C)0.030.080.030.080.030.080.04-0.100.04-0.100.080.04-0.100.04-0.200.04-0.200.25-0.350.35-0.45
锰(Mn)1.501.501.501.501.501.501.501.501.501.501.501.501.501.50
硅(Si)2.002.001.501.501.502.002.001.501.502.002.001.751.751.75
硫(S)0.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.040
磷(P)0.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.0400.040
铬(Cr)17.0-21.018.0-21.017.0-21.018.0-21.017.0-21.018.0-21.018.0-21.018.0-21.022.0-26.022.0-26.022.0-26.023.0-27.023.0-27.023.0-27.0
镍(Ni)8.0-12.08.0-11.09.0-13.09.0-12.09.0-13.09.0-12.08.0-11.09.0-12.012.0-15.012.0-15.012.0-15.019.0-22.019.0-22.019.0-22.0
钼(Mo)0.500.502.0-3.02.0-3.02.0-3.00.500.502.0-3.00.500.500.500.500.500.50
铌(Nb)A
钒(V)
氮(N)0.10-0.20
铜(Cu)

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