德国标准一般用途钢管焊接钢管牌号化学成分(质量分数)/%C≤Si≤Mn≤P≤S≤CrMoNiTi其他XlCrNiMoCuN20-18-70.0200.701.000.0300.01019.5~20.56.00~7.0017.5~18.5N0.18~0.25;Cu0.50~1.00XlNiCrMoCu2
德国标准一般用途钢管
焊接钢管
牌号
化学成分(质量分数)/%
C
≤
Si
≤
Mn
≤
P
≤
S
≤
Cr
Mo
Ni
Ti
其他
XlCrNiMoCuN20-18-7
0.020
0.70
1.00
0.030
0.010
19.5~20.5
6.00~7.00
17.5~18.5
N0.18~0.25;Cu0.50~1.00
XlNiCrMoCu25-20-5
0.020
0.70
2.00
0.030
0.010
19.0~21.0
4.00~5.00
24.0~26.0
N≤0.15;Cu1.20~2.00
XlNiCrNiMoCu31-27-4
0.020
0.70
2.00
0.030
0.010
26.0~28.0
3.00~4.00
30.0~32.0
N≤0.11;Cu0.70~1.50
XlNiCrMoCuN325-20-7
0.020
0.70
2.00
0.030
0.010
26.0~28.1
3.00~4.01
30.0~32.1
N≤0.11;Cu0.70~1.51
X2CrNi18-9
0.020
0.50
1.00
0.030
0.010
19.0~21.0
6.00~7.00
24.0~26.0
N0.15~0.25;Cu0.50~1.50
X2CrNi19-11
0.030
1.00
2.00
0.045
0.015
17.5~19.5
8.00~10.0
N≤0.11
X2CrNiMo
0.030
1.00
2.00
0.045
0.015
18.0~20.0
10.0~12.0
N≤0.11
X2CrNiMo18-14-3
0.030
1.00
2.00
0.045
0.015
17.0~19.0
2.50~3.00
12.5~15.0
N≤0.11
X2CrNiMo18-15-4
0.030
1.00
2.00
0.045
0.015
17.5~19.5
3.00~4.00
13.0~16.0
N≤0.11
X2CrNiMoCuWN
0.030
1.00
1.00
0.035
0.015
24.0~26.0
3.00~4.00
6.00~8.00
N0.20~0.30;Cu0.50~1.00
X2CrNiMoN17-13-3
0.030
1.00
2.00
0.045
0.015
16.5~18.5
2.50~3.00
11.0~14.0
N0.12~0.22
X2CrNiMoN17-13-5
0.030
1.00
2.00
0.040
0.015
16.5~18.5
4.00~5.00
12.5~14.5
N0.12~0.22
X2CrNiMoN
0.030
1.00
2.00
0.035
0.015
21.0~23.0
2.50~3.50
4.50~6.50
N0.10~0.22
X2CrNiMoN
0.030
1.00
2.00
0.035
0.015
24.0~26.0
3.00~4.50
6.00~8.00
N0.20~0.35
X2CrNiN18-10
0.030
1.00
2.00
0.045
0.015
17.0~19.5
8.50~11.50
N0.12~0.22
X2CrNiN23-4
0.030
1.00
2.00
0.035
0.015
22.0~24.0
0.10~0.60
3.50~5.50
N0.05~0.20;Cu0.10~0.60
X2CrNiMo17-13-3
0.050
1.00
2.00
0.045
0.015
16.5~18.5
2.50~3.00
10.5~13.0
N≤0.11
X5CrNi18-10
0.070
1.00
2.00
0.045
0.015
17.0~19.5
8.00~10.5
N≤0.11
X5CrNiMo
0.070
1.00
2.00
0.045
0.015
16.5~18.5
2.00~2.50
10.0~13.0
N≤0.11
X6CrNiMoTi
0.080
1.00
2.00
0.045
0.015
16.5~18.5
2.00~2.50
10.5~13.5
≥5×C~0.70
X6CrNiNb18-10
0.080
1.00
2.00
0.045
0.015
17.0~19.0
9.00~12.0
X6CrNiTi18-10
0.080
1.00
2.00
0.045
0.015
17.0~19.0
9.00~12.0
5×C~0.70
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