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ASTMA276表2.4-45
牌號UNS化學成分(質量分數)/%
C≤Mn≤Si≤P≤S≤
奧氏體鋼
S20100-0.154.00～6.003.00～4．O00.0400.040
S201612020.157.50～10.001．O00.0600.030
S202002050.12~2514.00～15.501.000.0600.030
S20500XM~190.064.00～6.001．O00.0400.030
S20910-0.107．O0～9.003.50～4.500.0600.030
S21800XM-100．O88.00～10.001.000.0600.030
S21900XM-110.048.00～10.001.000.0600.030
S21904XM-290.0811.50～14.501.000.0600.030
S24000XM-280.1511.00～14.001.000.0600.030
S24100-0.0305.0～7.01.000.0300.010
S24565-0.1517.00～l9.001.000.0450.030
S282003020.152.001.000.0450.030
S30200302B0.152.002.00～3.000.0450.030
S302153040.082.001.000.0450.030
S30400304L0.0302.001.000.0450.030
S300403304N0.082.001.000.0450.030
S30451XM-210.082.001.000.0450.030
S30452304LN0.032.001.000.0450.030
S30453-0.032.001.000.0450.031
S304543050.122.O01.O00.0450.030
S305003080.082.001.000.0450.030
S30800-0.100.801.40～2.000.0400.030
S308153090.202.001.000.0450.030
S30900309S0.082.001.O00.0450.030
S30908309Cb0.082.001.O00.0450.030
S309403100.252.O01.500.0450.030
S31000310S0.082.001.500.0450.030
S31008310Cb0.082.001.500.0450.030
S31040-0.0201.000.800.0300.010
S312543140.252.001.50～3．O00.0450030
S314003160.082.001.000.0450.030
S31600316L0.0302.001.000.0450.030
S31603316Ti0.082.001.O00.0450.030
S31635316Ti　
S31640316Cb0.082.001.O00.0450.030
S31651316N0.082.001.O00.0450.030
S31653316LN0.0302.001.000.0450.030
S31654-0.0302.001.000.0450.030
S317003170.082.001.O00.0450.030
S31725-0.032.001.000.0450.030
S31726-0.032.001.000.0450.030
S321003210.082.001.O00.0450.030
S347003470.082.001.O00.0450.030
S348003480.082.001.O00.0450.030
奧氏體-鐵素體鋼
S31100XM-260.061.001.000.0400.030
S31803-0.0302.001.000.0300.020
S32304-0.0302.501.000.0400.030
S32760-0.0301.001.000.0300.010
鐵素體鋼
S405004050.081.001.000.0400.030
S429004290.121.001.000.0400.030
S430004300.121.001.000.0400.030
S44400-0.0251.001.000.0400.030
S446004460.201.501.000.0400.030
S44627XM-270.0100.400.400.0200.020
S44700-0.0100.300.200.0250.020
S44800-0.0100.300.200.0250.020
馬氏體鋼
S403004030.0151.000.500.0400.030
S410004100.0151.001.000.0400.030
S41040XM-300.0181.001.000.0400.030
S414004140.0151.001.000.0400.030
S41500-0.0051.000.500.0400.030
S420004200.0151.001.000.0400.030
S42010-0.0151.001.000.0400.030
S431004310.201.001.000.0400.030
S44002440A0.201.001.000.0400.030
S44003440B0.75~0.951.001.000.0400.030
S44004440C0.95~1.201.001.000.0400.030
S5040090.150.30~0.600.75~1.000.0300.030
奧氏體鋼CrMoNiN其他
S2010020116.00~18.003.50~5.500.25
S20161-15.00~18.004.00~6.000.08~0.20
S2020020217.00~19.004.00~6.000.25
S2050020516.50~18.001.00~1.700.32~0.40
S20910XM-1920.50~23.501.00~1.700.32~0.40
S21800-16.00~18.008.00~9.000.08~0.18
S21900XM-1019.00~21.505.50~7.500.15~0.40
S21904XM-1119.00~21.505.50~7.500.15~0.40
S24000XM-2917.00~19.002.25~3.750.15~0.40
S24100XM-2816.50~19.000.50~2.500.20~0.45
S24565-23.0~25.04.0~5.016.0~18.00.4~0.6
S28200-17.0~19.00.75~1.250.4~0.6
S3020030217.0~19.08.00~10.000.10
S30215302B17.0~19.08.00~10.000.10
S3040030418.00~20.008.00~10.500.10
S30403304L18.00~20.008.00~12.000.10
S30451304N18.00~20.008.00~10.500.10~0.16
S30452XM-2118.00~20.008.00~10.500.16~0.30
S30453304LN18.00~20.008.00~12.000.10~0.16
S30454-18.00~20.008.00~12.000.16~0.30
S3050030517.0~19.010.50~13.00
S3080030819.00~21.0010.00~12.00
S30815-20.00~22.0010.00~12.000.14~0.20Ce0.03~0.08
S3090030922.00~24.0012.00~15.00
S30908309522.00~24.0012.00~15.00
S30940309Cb22.00~24.0012.00~16.000.10Nb+Ta10xC-1.10
S3100031024.00~26.0019.00~22.00
S31008310S24.00~26.0019.00~22.00
S31040310Cb24.00~26.0019.00~22.000.10Nb+Ta0xC-1.10
S31254-19.50~20.506.00~5.5017.50~18.500.18~0.22Cu0.50~1.00
S3140031423.00~26.0019.00~22.00
S3160031616.00~18.002.00~3.0010.00~14.000.10
S31603316L16.00~18.002.00~3.0010.00~14.000.10
S31635316Ti16.00~18.002.00~3.0010.00~14.000.10Ti5X(C+N)-0.70
-----------

AISI/SAEJ405等

ASTMA276續表2.4-46
牌號UNS化學成分(質量分數)/%
C≤Si≤Mn≤P≤S≤CrMoNi其他
奧氏體鋼
S138000.050.100.200.0100.00812.25~13.252.00~2.507.50~8.50-
s155000.071.000.0400.03014.012.25~13.252.00~2.503.50~5.50
S157000.091.000.0400.03014.0~16.012.25~13.252.00~2.503.50~5.50
S168000.05~0.100.752.000.04014.5~16.512.25~13.252.00~2.503.50~5.50
S174000.071.001.000.0400.0303.00~5.00
S17700.081.001.000.0400.0303.00~5.00
S182000.081.001.20~2.500.0400.01517.50~19.501.50~2.50
S182300.081.00≤0.500.0300.01517.50~19.501.50~2.50N≤0.25
S201000.151.005.50~7.500.0600.03016.0~18.03.50~5.50N≤0.25
S201030.030.755.50~7.500.0450.03016.0~18.03.50~5.50N≤0.25
S201530.030.756.40~7.500.0450.01516.0~17.54.00~5.00
S201610.153.00~4.004.00~6.000.0400.01515.0~18.04.00~6.00
S202000.151.007.50~10.00.0600.03017.0~19.04.00~6.00N≤0.25
S203000.081.005.00~6.500.0400.18~0.3517.0~19.05.00~6.00Cu1.15~2.25
S204000.301.007.00~9.000.0400.03015.0~17.015.0~3.00N0.15~0.30
S205000.12~0.251.0014.0~15.50.0600.03016.0~18.01.00~1.75N0.32~0.40N0.20~0.40
S209100.060.754.00~6.000.0400.03020.5~23.515.0~3.00Nb0.10~0.30
S21000.105.004.00~7.000.0400.03018.0~23.016.0~20.0N≤0.15Cu≤2.00
S213000.251.0015.0~18.00.0500.05016.0~21.00.50~3.00N0.20~0.80Cu0.50~2.00
S214000.120.30~1.0014.0~16.00.0450.05016.0~21.00.50~3.00N≤0.35
S240000.080.7511.5~14.50.0600.03017.0~19.02.25~3.75N0.20~0.40
S241000.151.0011.0~14.00.0600.03016.5~19.50.50~2.50N0.20~0.45
S282000.151.0017.0~19.00.0450.03017.0~19.00.50~1.50N0.40~0.60
S301000.150.752.000.0450.03016.0~18.06.00~8.00N≤0.10
S301150.07~0.110.90~1.401.00~1.500.03017.0~19.08.00~10.06.00~8.00
S302000.150.752.000.0450.03016.0~18.06.00~8.00N≤0.10
S302100.26~0.331.003.00~4.000.18~0.3317.0~19.08.00~10.0
S302150.152.00~3.002.000.0450.03017.0~19.08.00~10.0
S302600.151.001.000.20~0.4016.0~18.09.50~12.0
S303000.151.002.000.200≤0.158.00~10.0
S303100.151.002.50~4.500.200≥0.2517.00~19.0≤0.607.00~10.0
S303230.151.002.000.2000.06017.00~19.08.00~10.0Se≥0.15
S303300.151.002.000.1500.10017.00~19.06.00~10.0Cu2.25~4.00
S303450.151.002.000.0500.11~0.1617.00~19.00.40~0.608.00~10.0Al0.60~1.00
S303500.081.002.000.0450.3018.00~20.00.40~0.608.00~10.0Al0.60~1.00
S304000.081.002.000.0450.3018.00~20.00.40~0.608.00~10.0N≤0.10
S304030.0301.002.000.03018.00~20.00.40~0.608.00~10.0Al0.60~1.00
S304090.04~0.101.00~2.000.800.0450.03018.0~19.09.00~10.0N0.12~0.18
S304150.04~0.060.752.000.0450.3018.00~20.08.00~10.0Al0.60~1.00
S304300.101.002.000.0450.3017.00~19.08.00~10.0Cu3.00~4.00
S304510.080.752.000.0450.3018.00~20.08.00~10.0Cu3.00~4.00
S304520.080.752.000.0450.3018.00~20.08.00~10.0Cu3.00~4.00
S304530.300.752.000.0450.3018.00~20.08.00~12.0N0.10~0.16
S304540.301.002.000.0450.3018.00~20.08.00~12.0N0.16~0.30
S306000.120.752.000.0450.3017.00~19.010.5~13.0
S306010.155.00~5.600.50~0.800.0300.01317.0~18.0≤0.2017.0~18.0
S306150.16~0.243.20~4.002.000.0300.03017.0~19.5≤0.2013.5~16.0Al0.80~1.50
S308000.081.002.000.0450.03018.00~21.010.0~12.0
S308150.05~0.101.40~2.000.800.0400.03020.0~22.010.0~12.0Al0.80~1.50
S309000.201.002.000.0450.03022.00~24.012.0~15.0
S309080.080.752.000.0450.03022.0~24.012.0~15.0
S309090.16~0.243.20~4.002.000.0300.03017.0~19.5≤0.2013.5~16.0Al0.80~1.50
S309410.04~0.100.752.000.0450.03022.0~24.012.0~16.0Nb≤10XC≤1.10
S310000.251.502.000.0450.03024.00~26.019.0~22.0
S310080.080.752.000.0450.03022.0~24.012.0~15.0
S310090.04~0.100.752.000.0450.03022.0~24.012.0~15.0
S310400.081.502.000.0450.03024.0~26.019.0~22.0Nb≤1.10
S310500.300.502.000.0450.03024.0~26.02.00~3.0021.0~23.0N0.10~0.16
S311000.050.601.000.0300.03025.0~27.06.00~7.00Ti≤0.25
S312000.0301.002.000.0450.03024.0~26.01.20~2.005.50~6.50N0.14~0.20
------------

AISI/SAEJ405等

續表2.4-46

牌號UNS化學成分（質量分數）/%
C≤Si≤Mn≤P≤S≤CrMoNi其他
S282000.1501.00017.0~19.00.0450.03017.0~19.00.50~1.50-N0.4~0.60
S301000.1500.7502.0000.0450.03016.0~18.0-6.00~8.00N≤0.10
S301150.07~0.110.90~1.401.00~1.500.0300.03016.5~17.50.60~0.807.70~8.30-
S302000.1500.7502.0000.0450.03017.0~19.0-8.00~10.0N≤0.10
S302100.26~0.331.0003.00~4.000.18~0.330.03517.0~19.0-8.00~10.0-
S302150.1502.00~3.002.0000.0450.03017.0~19.0-8.00~10.0-
S302600.1501.0001.0000.20~0.400.04016.0~18.0-9.50~12.0-
S303000.1501.0002.0000.200≥0.1517.0~19.0≤0.68.00~10.0-
S303100.1501.0002.50~4.500/2≥0.2517.0~19.0≤0.67.00~10.0-
S303230.1501.0002.0000.2000.06017.0~19.0-8.00~10.0Se≥0.15
S303300.1501.0002.0000.1500.10017.0~19.0-6.00~10.0Cu2.50~4.00
S303450.1501.0001.0000.0500.11~0.1517.0~19.00.40~0.608.00~10.0Al0.60~1.00
S303600.1501.0002.0000.0400.12~.03017.0~19.0≤0.758.00~10.0pb0.12~0.30
S304000.0801.0002.0000.0450.03018.0~20.0-8.00~10.0N≤0.10
S304030.0301.0002.0000.0450.03018.0~20.0-8.00~12.0N≤0.10
S304090.04~0.100.7502.0000.0450.03018.0~20.0-8.00~10.5-
S304150.04~0.061.00~2.000.8000.0450.03018.0~19.0-9.00~10.0-
S304300.1001.0002.0000.0450.03017.0~19.0-8.00~10.0Cu3.00~4.00
S304510.0800.7502.0000.0450.03018.0~20.0-8.00~10.5N0.10~0.16
S304520.0800.7502.0000.0450.03018.0~20.0-8.00~10.5N0.16~0.30
S304530.0300.7502.0000.0450.03018.0~20.0-8.00~12.0N0.10~0.15
S304540.0301.0002.0000.4500.03018.0~20.0-8.00~12.0N0.16~0.30
S305000.1200.7502.0000.0450.03017.0~19.0-10.5~13.0-
S306000.0183.70~4.302.0000.0200.02017.0~18.5≤0.2014.0~15.5Cu≤0.50N≤0.050
S306010.0155.00~5.600.50~0.800.0300.01317.0~18.0≤0.2017.0~18.0Cu≤0.35
S306150.16~0.243.20~4.002.0000.0300.03017.0~19.5-13.5~16.0Al0.80~1.50
S308000.0801.0002.0000.0450.03018.021.0-10.0~12.0N0.14~0.20;Ce0.03~0.08
S308150.05~0.101.40~2.000.8000.0400.03020.0~22.0-10.0~12.0-
S309000.2001.0002.0000.0450.03022.0~24.0-12.0~15.0-
S309080.0800.7502.0000.0450.03022.0~24.0-12.0~15.0-
S309090.04~0.100.7502.0000.0450.03022.0~24.0-12.0~15.0-
S309400.0800.7502.0000.0450.03022.0~24.0-12.0~16.0Nb≥10×C≤1.10
S309410.04~0.100.7502.0000.0450.03022.0~24.0-12.0~16.0Nb≥10×C≤1.10
S310000.2501.5002.0000.0450.03024.0~26.019.0~22.0
S310080.0801.5002.0000.0450.03024.0~26.019.0~22.0
S310090.04~0.100.7502.0000.0450.03024.0~26.019.0~22.0
S310400.0801.5002.0000.0450.03024.0~26.019.0~22.0Nb≥10×C≤1.10
S310410.04~0.100.7502.0000.0450.03024.0~26.019.0~22.0Nb≥10×C≤1.10
S310500.0300.5002.0000.0300.01024.0~26.02.00~3.0021.0~23.0N0.10~0.16
S311000.0500.6001.0000.0300.03025.0~27.06.00~7.00Ti≤0.25
S312000.0301.0002.0000.0450.03024.0~26.01.20~2.005.50~6.50N0.14~0.20

續表2.4-46
牌號UNS化學成分（質量分數）/%
C≤Si≤Mn≤P≤S≤CrMoNi其他
S312540.0200.0801.000.0300.01019.5~20.56.00~6.5017.5~18.5N0.18~0.22;Cu0.10~1.00
S312600.030.751.000.0300.03024.0~26.02.50~3.505.50~7.50Cu0.20~0.80;W0.10~0.50;N0.35~0.60
S312660.0301.002.00~4.000.0350.02023.0~25.05.00~7.0021.0~24.0Cu0.50~3.00;W1.00~3.00
S314000.251.50~3.002.000.0450.03023.0~26.0-19.0~22.0-
S315000.0314.0~2.001.20~2.000.0300.03018.0~19.025.0~3.004.25~5.25-
S316000.080.752.000.0450.03016.0~18.02.00~3.0010.0~14.0N≤0.10
S316030.0300.752.000.0450.03016.0~18.02.00~3.0010.0~14.0N≤0.10
S316090.04~0.100.752.000.0450.03016.0~18.02.00~3.0010.0~14.0-
S316200.0801.002.000.200≥0.1017.0~19.01.75~2.5012.0~14.0N≤0.10
S316350.080.752.000.0450.03016.0~18.02.00~3.0010.0~14.0Ti≥5×(C＋N)≤0.70N≤0.10;
S316400.080.752.000.0450.03016.0~18.02.00~3.0010.0~14.0Nb≥10×C≤1.10≤1.10
S316510.080.752.000.0450.03016.0~18.02.00~3.0010.0~14.0N0.10~0.16
S316530.0300.752.000.0450.03016.0~18.02.00~3.0010.0~14.0N0.10~0.16
S316540.0301.002.000.0450.03016.0~18.02.00~3.0010.0~14.0N0.16~0.30
S317000.080.752.000.0450.03018.0~20.03.00~4.0011.0~15.0N≤0.10
S317030.0300.752.000.0450.03018.0~20.03.00~4.0011.0~15.0N≤0.10
S317250.0300.752.000.0450.03018.0~20.04.00~5.0013.5~17.5N≤0.20
S317260.0300.752.000.0450.03018.0~20.04.00~5.0013.5~17.5N0.10~0.20
S317530.0301.002.000.0300.02021.0~23.02.50~3.504.50~6.50N0.08~0.20
S318030.0301.002.000.0300.02021.0~23.02.50~3.504.50~6.50N0.08~0.20
S321000.080.752.000.0450.03017.0~19.0-9.00~12.0Ti≥5×(C＋N)≤0.70Ti≥4×(C+N)
S321090.04~0.100.752.000.0450.03017.0~19.0-9.00~12.0Ti≥5×(C＋N)≤0.70
S322050.0301.002.000.0300.02022.0~23.03.00~3.504.50~6.50N0.14~0.20
S323040.0301.002.500.0400.03021.5~24.50.05~0.603.00~5.50-
S325200.0300.801.50.0350.02024.0~26.03.00~5.005.50~8.00N0.10~0.25Cu0.50~3.00
S325500.041.001.50.0400.03024.0~27.02.90~3.904.50~6.50N0.10~0.25Cu1.50~2.50
S326150.074.80~6.002.000.0450.03016.5~19.50.30~1.5019.0~22.0Cu1.50~2.50

續表2.4-46
牌號UNS化學成分（質量分數）/%
C≤Si≤Mn≤P≤S≤CrMoNi其他
S326540.0200.502.00~4.000.0300.00524.0~25.07.00~8.0021.0~23.0N0.45~0.55;Cu0.30~0.60
S327500.0300.801.200.0350.02024.0~26.03.00~5.006.00~8.00N0.24~0.32;Cu≤0.50
S327600.0301.001.000.0300.01024.0~26.03.00~4.006.00~8.00W0.50~1.00;Cr+3.3×Mo+16×N≥40
S328030.0150.550.500.0200.003528.0~29.01.80~2.503.00~4.00N≤0.020;(C+N)≤0.030
S329000.080.751.000.0400.03023.0~28.01.00~2.002.50~5.00-
S329500.030.602.000.0350.01026.0~29.01.00~2.503.50~.520N0.15~0.35
S331000.10~0.201.00~1.400.50~0.800.0300.0307.00~9.00-19.0~22.0-
S332000.080.752.000.0400.03019.0~23.0-30.0~34.0Al≤0.60Ti≤0.60Se0.05~0.10
S332280.04~0.080.0301.000.0200.01526.0~28.0-31.0~33.0Nb0.60~1.00Al≤0.025
S334000.080.751.000.0400.03018.0~22.0-18.0~22.0Al≤0.60Ti≤0.60
S345650.0301.005.00~7.000.0300.01023.0~25.04.00~5.0016.0~18.0N0.40~0.60Nb≤0.10
S347000.080.752.000.0450.03017.0~19.0-9.00~13.0Nb≥10×C≤1.00
S347090.04~0.100.752.000.0450.03017.0~19.0-9.00~13.0Nb≥8×C≤1.00
S347200.081.002.000.0400.18~0.3517.0~19.0-9.00~12.0Nb≥10×C≤1.10
S347230.081.002.000.11~0.170.03017.0~19.0-9.00~12.0Nb≥10×C≤1.10Se0.15~0.35
S348000.080.752.000.0450.03017.0~19.0-9.00~13.0≤1.00;Ta≤0.10Co≤0.20(Nb+Ta)≥8×C
S348090.04~0.100.752.000.0450.03017.0~19.0-9.00~13.0≤1.00;Ta≤0.10Co≤0.20
S350000.07~0.110.500.50~1.250.0400.03015.0~16.02.50~3.254.00~5.00-
S362000.050.0300.500.0400.03014.0~14.56.25~7.00Ti0.55~0.90-
S381000.081.50~2.052.000.0300.03017.0~19.0-17.5~18.5-
S384000.081.002.000.0450.03015.0~17.0-17.0~19.0-
S385000.081.002.000.0450.03011.5~13.5-14.0~16.0-
S386600.080.50~1.001.65~2.350.0400.01012.5~14.51.50~2.5014.5~16.5Ta≤0.020;Al≤0.050;As≤0.030;B≤0.0020;Co≤0.050Cu≤0.04
S403000.150.501.000.0400.030115~13.0-≤0.60-
S405000.081.001.000.0400.03011.5~14.5-≤0.60Al0.10~0.30
S408000.081.001.000.0450.04511.5~13.0-≤0.80Ti≥12×C≤1.10
S409000.081.001.000.0450.03010.5~11.75-≤0.50Ti≥6×C≤0.75
S409450.0301.001.000.0400.03010.5~11.75-≤0.50Nb0.18~0.40Ti0.05~0.20N≤0.030
S410000.151.001.000.0400.03010.5~11.75-0.50~1.00Ti≥6×(C+N)≤0.75
S410010.151.001.000.0250.02511.5~13.5≤0.50≤0.75Al≤0.05Cu≤0.05
S410030.031.001.50.0400.03010.5~12.5≤1.50-N≤0.030
S410080.081.0010.0400.03011.5~13.5-≤0.60-
S410250.151.001.000.0400.03011.5~13.50.40~0.60≤0.60-
S410260.151.001.000.0200.02011.513.50.40~0.601.00~2.00Cu≤0.50
S410400.151.001.000.0400.03011.5~13.5--Nb0.05~0.20N≤0.030
S410450.0301.001.000.0400.03012.0~13.0≤0.50-Nb≥9×(C+N)≤0.60
S410500.0401.001.000.0450.03010.5~12.5-0.60~1.10N≤0.10
S414000.151.001.000.0400.03011.5~14.00.30~0.703.50~5.50-
S415000.050.600.50~1.000.0300.03011.5~14.00.30~0.703.50~5.50-
S416000.151.001.250.060≥0.1512.0~14.0≤0.60--
S416100.151.001.50~2.500.060≥0.1512.0~14.0≤0.60--
S416230.151.001.250.0600.06012.0~14.0--Se≥0.15
S418000.15~0.200.500.400.0400.03012.0~14.0---
S42000≥0.151.001.000.0400.03012.0~14.0---
S420100.15~0.301.001.000.0400.03013.5~15.00.40~1.000.25~1.00-
S42020≥0.151.251.250.060≥0.1512.0~14.00.60--
S420230.30~0.401.251.250.0600.06012.0~14.00.60-Se≥0.15Cu≤0.60

續表2.4-46
牌號UNS化學成分（質量分數）/%
C≤Si≤Mn≤P≤S≤CrMoNi其他
S422000.20~0.250.751.000.0400.03011.5~13.50.75~1.250.50~1.00Al≤0.05;Co≤0.25
S422010.20~0.250.20~0.600.50~1.000.0250.02511.0~13.50.75~.1250.75~.125Ti≤0.05;V0.20~0.30W0.75~1.25
S423000.270.320.500.95~1.350.02511.0~12.02.50~3.00≤0.50-
S424000.060.30~0.600.50~1.000.0300.03012.0~14.00.30~0.703.50~4.50
S427001.05~1.150.20~0.400.25~0.500.0150.01013.7~14.83.75~4.25≤0.40Cu≤0.35V1.10~1.30
S428001.05~1.150.20~0.400.25~0.500.0150.01013.7~14.81.90~2.25≤0.35Cu≤0.35V0.90~1.15
S429000.121.001.000.0400.03014.0~16.0≤0.75-
S430000.121.00;1.000.0400.03016.0~18.0≤0.75-
S430200.121.001.250.060≥0.1516.0~18.0≤0.60--
S430230.121.001.000.0600.06016.0~18.0-Se≥0.15N≤0.04
S430350.071.000.0400.03017.0~19.0≤0.50-Ti≥0.20+4×(C+N)≤1.10;Al≤0.15
S430360.101.001.000.0400.03016.0~19.5≤0.60Ti≥5×C≤0.75
S431000.201.001.000.0400.03015.0~17.01.25~2.50-
S434000.121.001.000.0400.03016.0~18.00.75~1.25-
S436000.121.001.000.0400.03017.0~19.0≤0.50Ti≥0.20+4×(C+N)≤1.10;Al≤0.15
S439030.0141.001.000.0400.03017.0~19.0≤0.50-
S439320.0301.001.000.0400.03017.0~19.0≤0.50-
S440020.60~0.751.001.000.0400.03016.0~18.00.75--
S440030.75~0.951.001.000.0400.03016.0~18.00.75--
S440040.95~1.201.001.000.0400.03016.0~18.00.75--
S440200.95~1.201.001.250.0400.10~0.3516.0~18.00.40~0.60≤0.08-
S440230.95~1.101.001.000.0250.02516.0~18.00.60≤0.75-
S440250.95~1.101.001.000.0250.02516.0~18.00.40~0.65≤0.75-
S443000.201.001.000.0400.03018.0~23.0≤0.50Cu0.90~1.25N≤0.035
S444000.0251.001.000.0400.03017.5~19.51.75~2.50≤1.00(Ti+Nb)≥0.20+4×(C+N)≤0.80
S445000.0201.001.000.0400.01219.0~21.0≤0.60N≤0.03;Cu0.30~0.60Nb≥10×(C+N)≤0.80
S446000.201.001.50.0400.03023.0~27.0≤0.25N≤0.04;Cu≤0.20
S445260.050.750.750.0400.02025.0~27.00.75~1.50≤0.50Ti0.20~1.00≥7×(C+N)N≤0.015;Cu≤0.20
S446270.100.400.400.0200.02025.0~27.50.75~1.50≤0.50-
S446350.0250.751.000.0400.03024.5~26.03.50~4.503.50~4.50(Ti+Nb)≥0.20+4×(C+N)≤0.80
S446600.0301.001.000.0400.03025.0~28.03.00~4.001.00~3.50(Ti+Nb)≥0.20~1.00≥6×(C+N)N≤0.020
S447000.0100.200.300.0250.02028.0~30.03.50~4.20≤0.15Cu≤0.15
S447350.0101.001.000.0400.03028.0~30.03.60~4.20≤1.00-
S448000.0100.200.300.0250.02028.0~30.03.50~4.202.00~2.50Cu≤0.15
S450000.051.001.000.0300.03014.0~16.00.50~1.005.00~7.00Nb≥8×CCu1.50~2.50
S455000.050.500.500.400.3011.0~12.5≤0.507.50~9.50Ti0.80~1.40
S455030.0101.000.500.1000.10011.0~12.5≤0.507.50~9.50Cu1.25~1.75;(Nb+Ta)0.10~0.50
S468000.0301.001.000.0400.03018.0~20.0≤0.50Nb0.10~0.60Ti+Nb≥0.20+×(C+N)≤0.80
S501000.101.001.000.0400.0304.00~6.000.40~0.65-

續表2.4-46
化學成分（質量分數）/%
C≤Si≤Mn≤P≤S≤CrMoNi其他
0.150.50~1.000.30~0.600.0300.0308.00~10.00.90~1.10-
0.11.001.000.0400.0304.00~6.000.40~0.65-
0.151.001.000.0400.0405.00~8.000.45~0.65-
0.151.001.000.0400.0408.00~10.00.90~1.10-
0.28~0.350.30~0.800.75~1.500.0400.03018.0~21.01.00~1.758.00~11.0Nb0.25~0.60;Cu≤0.50
0.08~0.150.350.50~0.900.02511.0~12.52.00~3.00N0.01~0.05Ti1.55~2.00
0.081.001.50.0400.03012.0~15.02.50~3.5024.0~28.0Cu≤0.50Al≤0.35
0.081.002.000.0400.03013.5~16.01.00~1.5024.0~27.0

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