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国内阀门材料常用技术标准 合金结构钢
来源:网络  作者:网络转载2019-10-03 20:56  浏览:226

国内阀门材料常用技术标准 合金结构钢

钢组

统一数字

代 号

牌号 化 学 成 分 , %
CSiMnCrMoNiWBAlTiV
Mn1A0020220Mn20.17~0.240.17~0.371.40~1.80        
2A0030230Mn20.27~0.340.17~0.371.40~1.80        
3A0035235Mn20.32~0.390.17~0.371.40~1.80        
4A0040240Mn20.37~0.440.17~0.371.40~1.80        
5A0045245Mn20.42~0.490.17~0.371.40~1.80        
6A0050250Mn20.47~0.550.17~0.371.40~1.80        
MnV7A0120220Mn2V0.17~0.240.17~0.371.30~1.60       0.07~0.12
SiMn8A1027227SiMn0.24~0.321.10~1.401.10~1.40        
9A1035235SiMn0.32~0.401.10~1.401.10~1.40        
10A1042242SiMn0.39~0.451.10~1.401.10~1.40        
SiMnMoV11A1420220SiMn2MoV0.17~0.230.90~1.202.20~2.60 0.30~0.40     0.05~0.12
12A1426225SiMn2MoV0.22~0.280.90~1.202.20~2.60 0.30~0.40     0.05~0.12
13A1437237SiMn2MoV0.33~0.390.60~0.901.60~1.90 0.40~0.50     0.05~0.12
B14A7040240B0.37~0.440.17~0.370.60~0.90    0.0005~0.0035   
15A7045245B0.42~0.490.17~0.370.60~0.90    0.0005~0.0035   
16A7050250B0.47~0.550.17~0.370.60~0.90    0.0005~0.0035   
MnB17A7140240MnB0.37~0.440.17~0.371.10~1.40    0.0005~0.0035   
18A7145245MnB0.42~0.490.17~0.371.10~1.40    0.0005~0.0035   
MnMoB19A7220220MnMoB0.16~0.220.17~0.370.90~1.20 0.20~0.30  0.0005~0.0035   
MnVB20A7315215MnVB0.12~0.180.17~0.371.20~1.60    0.0005~0.0035  0.07~0.12
21A7320220MnVB0.17~0.230.17~0.371.20~1.60    0.0005~0.0035  0.07~0.12
22A7340240MnVB0.37~0.440.17~0.371.10~1.40    0.0005~0.0035  0.05~0.10
MnTiB23A7420220MnTiB0.17~0.240.17~0.371.30~1.60    0.0005~0.0035 0.04~0.10 
24A7425225MnTiBRE0.22~0.280.20~0.451.30~1.60    0.0005~0.0035 0.04~0.10 
Cr25A2015215Cr0.12~0.180.17~0.370.40~0.700.70~1.00       
26A2015315CrA0.12~0.170.17~0.370.40~0.700.70~1.00       
27A2020220Cr0.18~0.240.17~0.370.50~0.800.70~1.00       
28A2030230Cr0.27~0.340.17~0.370.50~0.800.80~1.10       
29A2035235Cr0.32~0.390.17~0.370.50~0.800.80~1.10       
30A2040240Cr0.37~0.440.17~0.370.50~0.800.80~1.10       
31A2045245Cr0.42~0.490.17~0.370.50~0.800.80~1.10       
32A2050250Cr0.47~0.540.17~0.370.50~0.800.80~1.10       
CrSi33A2138238CrSi0.35~0.431.00~1.300.30~0.601.30~1.60       
CrMo34A3012212CrMo0.08~0.150.17~0.370.40~0.700.40~0.700.40~0.55      
35A3015215CrMo0.12~0.180.17~0.370.40~0.700.80~1.100.40~0.55      
36A3020220CrMo0.17~0.240.17~0.370.40~0.700.80~1.100.15~0.25      
37A3030230CrMo0.26~0.340.17~0.370.40~0.700.80~1.100.15~0.25      
38A3030330CrMoA0.26~0.330.17~0.370.40~0.700.80~1.100.15~0.25      
39A3035235CrMo0.32~0.400.17~0.370.40~0.700.80~1.100.15~0.25      
40A3042242CrMo0.38~0.450.17~0.370.50~0.800.90~1.200.15~0.25      
CrMoV41A3112212CrMoV0.08~0.150.17~0.370.40~0.700.30~0.600.25~0.35     0.15~0.30
42A3135235CrMoV0.30~0.380.17~0.370.40~0.701.00~1.300.20~0.30     0.10~0.20
43A3003212Cr1MoV0.08~0.150.17~0.370.40~0.700.90~1.200.25~0.35     0.15~0.30
44A3125325Cr2MoVA0.22~0.290.17~0.370.40~0.701.50~1.800.25~0.35     0.15~0.30
45A3126325Cr2Mo1VA0.22~0.290.17~0.370.50~0.802.10~2.500.90~1.10     0.30~0.50
CrMoAl46A3338238CrMoAl0.35~0.420.20~0.450.30~0.601.35~1.650.15~0.25   0.70~1.10  
CrV47A2340240CrV0.37~0.440.17~0.370.50~0.800.80~1.10      0.10~0.20
48A2350350CrVA0.47~0.540.17~0.370.50~0.800.80~1.10      0.10~0.20

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