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合金结构钢GB/T 3077-88各牌号化学成份
发布者:管理员 发布时间:2011/3/25 阅读:1898
合金结构钢GB/T 3077-88
牌号
化学成份(%)
C
Si
Mn
P
S
Cr
Ni
Cu
 
20Mn2
0.17-0.24
0.17-0.37
1.40-1.80
≤0.035
≤0.035
≤0.30
≤0.30
≤0.30
 
30Mn2
0.27-0.34
0.17-0.37
1.40-1.80
≤0.035
≤0.035
≤0.30
≤0.30
≤0.30
 
35Mn2
0.32-0.39
0.17-0.37
1.40-1.80
≤0.035
≤0.035
≤0.30
≤0.30
≤0.30
 
40Mn2
0.37-0.44
0.17-0.37
1.40-1.80
≤0.035
≤0.035
≤0.30
≤0.30
≤0.30
 
45Mn2
0.42-0.49
0.17-0.37
1.40-1.80
≤0.035
≤0.035
≤0.30
≤0.30
≤0.30
 
50Mn2
0.47-0.55
0.17-0.37
1.40-1.80
≤0.035
≤0.035
≤0.30
≤0.30
≤0.30
V 0.07-0.12
20MnV
0.17-0.24
0.17-0.37
1.30-1.60
≤0.035
≤0.035
≤0.30
≤0.30
≤0.30
 
27SiMn
0.24-0.32
1.10-1.40
1.10-1.40
≤0.035
≤0.035
≤0.30
≤0.30
≤0.30
 
35SiMn
0.32-0.40
1.10-1.40
1.10-1.40
≤0.035
≤0.035
≤0.30
≤0.30
≤0.30
 
42SiMn
0.39-0.45
1.10-1.40
1.10-1.40
≤0.035
≤0.035
≤0.30
≤0.30
≤0.30
 
15Cr
0.12-0.18
0.17-0.57
0.40-0.70
≤0.035
≤0.035
0.70-1.00
≤0.30
≤0.30
 
15CrA
0.12-0.17
0.17-0.57
0.40-0.70
≤0.035
≤0.035
0.70-1.00
≤0.30
≤0.30
 
20Cr
0.18-0.24
0.17-0.57
0.50-0.80
≤0.035
≤0.035
0.70-1.00
≤0.30
≤0.30
 
30Cr
0.27-0.34
 
0.50-0.80
≤0.035
≤0.035
0.80-1.10
≤0.30
≤0.30
 
35Cr
0.32-0.39
0.17-0.57
0.50-0.80
≤0.035
≤0.035
0.40-0.70
≤0.30
≤0.30
 
12CrMo
0.08-0.15
0.17-0.57
0.40-0.70
≤0.035
≤0.035
0.80-1.10
≤0.30
≤0.30
Mo 0.40-0.55
15CrMo
0.12-0.18
0.17-0.57
0.40-0.70
≤0.035
≤0.035
0.80-1.10
≤0.30
≤0.30
Mo 0.40-0.55
20CrMo
0.17-0.24
0.17-0.57
0.40-0.70
≤0.035
≤0.035
0.80-1.10
≤0.30
≤0.30
Mo 0.15-0.25
30CrMo
0.24-0.34
0.17-0.57
0.40-0.70
≤0.035
≤0.035
0.80-1.10
≤0.30
≤0.30
Mo 0.15-0.25
30CrMoA
0.26-0.33
0.17-0.57
0.40-0.70
≤0.035
≤0.035
0.80-1.10
≤0.30
≤0.30
Mo 0.15-0.25
35CrMo
0.32-0.40
0.17-0.57
0.40-0.70
≤0.035
≤0.035
0.80-1.10
≤0.30
≤0.30
Mo 0.15-0.25
15CrMn
0.12-0.18
0.17-0.57
1.10-1.40
≤0.035
≤0.035
0.40-0.70
≤0.30
≤0.30
 
20CrMn
0.17-0.23
0.17-0.57
0.90-1.20
≤0.035
≤0.035
0.90-1.20
≤0.30
≤0.30
 
40CrMn
0.37-0.45
0.17-0.57
0.90-1.20
≤0.035
≤0.035
0.90-1.20
≤0.30
≤0.30
 
20CrMnSi
0.17-0.23
0.90-1.20
0.80-1.10
≤0.035
≤0.035
0.80-1.10
≤0.30
≤0.30
 
30CrMnSi
0.27-0.34
0.90-1.20
0.80-1.10
≤0.035
≤0.035
0.80-1.10
≤0.30
≤0.30
 
20CrMnMo
0.17-0.23
0.17-0.37
0.80-1.10
≤0.035
≤0.035
1.10-1.40
≤0.30
≤0.30
Mo 0.20-0.30
40CrMnMo
0.32-0.45
0.17-0.37
0.80-1.20
≤0.035
≤0.035
0.90-1.20
≤0.30
≤0.30
Mo 0.20-0.30
20CrMnTi
0.17-0.23
0.17-0.37
0.80-1.20
≤0.035
≤0.035
1.00-1.30
≤0.30
≤0.30
Ti 0.04-0.10
30CrMnTi
0.24-0.32
0.17-0.37
0.80-1.10
≤0.035
≤0.035
1.00-1.30
≤0.30
≤0.30
Ti 0.04-0.10
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