化学成分:
焊接钢管 螺旋焊管 直缝焊管 小口径焊管 大口径焊管 大口径卷板钢管 各种标准规格合金钢管
沧州振达钢管螺旋 直缝 无缝钢管，（|刘：187-33073088 134-73955158|）
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标准 |
牌号 |
化学成分（％） |
CEV（％） |
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||||||
|
C |
Si |
Mn |
P |
S |
V |
Nb |
Ti |
|
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|
API SPEC 5L GB/T9711.2 |
B |
≤0.16 |
≤0.40 |
≤1.10 |
≤0.020 |
≤0.010 |
－ |
－ |
－ |
≤0.42 |
|
X42 |
≤0.17 |
≤0.40 |
≤1.20 |
≤0.020 |
≤0.010 |
≤0.05 |
≤0.05 |
≤0.04 |
≤0.42 |
|
|
X52 |
≤0.20 |
≤0.45 |
≤1.60 |
≤0.020 |
≤0.010 |
≤0.10 |
≤0.05 |
≤0.04 |
≤0.45 |
|
|
X60 |
≤0.21 |
≤0.45 |
≤1.60 |
≤0.020 |
≤0.010 |
≤0.15 |
≤0.05 |
≤0.04 |
协议 |
|
|
X65 |
≤0.16 |
≤0.45 |
≤1.60 |
≤0.020 |
≤0.010 |
≤0.06 |
≤0.05 |
≤0.06 |
≤0.45 |
|
|
X70 |
≤0.16 |
≤0.45 |
≤1.70 |
≤0.020 |
≤0.010 |
≤0.06 |
≤0.05 |
≤0.06 |
≤0.45 |
|
注：
1．0.015％≤Altot＜0.06％；N≤0.012％；Al/N≥2/1；Cu≤0.25％；Ni≤0.30％；Cr≤0.30％；Mo≤0.10％
2．V＋Nb＋Ti≤0.15
3．X60、X65、X70经协商Mo≤0.35％
美国石油学会标准(API SPEC 5L )管线管规格表
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名义尺寸 Nominal Size |
外径 Outside Diameter |
壁厚 Wall Thickness |
平端管米重 Plain-end Weight |
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|
inch |
mm |
inch |
mm |
lb/ft |
kg/m |
|
|
0.405 |
0.405 |
10.29 |
0.095 |
2.4 |
0.31 |
0.47 |
|
0.54 |
0.54 |
13.72 |
0.088 |
2.2 |
0.43 |
0.62 |
|
0.54 |
13.72 |
0.119 |
3.0 |
0.54 |
0.79 |
|
|
0.675 |
0.675 |
17.15 |
0.091 |
2.3 |
0.57 |
0.84 |
|
0.675 |
17.15 |
0.126 |
3.2 |
0.74 |
1.10 |
|
|
0.84 |
0.84 |
21.34 |
0.109 |
2.8 |
0.85 |
1.28 |
|
0.84 |
21.34 |
0.147 |
3.7 |
1.09 |
1.61 |
|
|
1.05 |
1.05 |
26.67 |
0.113 |
2.9 |
1.13 |
1.70 |
|
1.05 |
26.67 |
0.154 |
3.9 |
1.48 |
2.19 |
|
|
1.315 |
1.315 |
33.4 |
0.133 |
3.4 |
1.68 |
2.52 |
|
1.315 |
33.4 |
0.179 |
4.6 |
2.17 |
3.21 |
|
|
1.660 |
1.660 |
42.2 |
0.145 |
3.7 |
2.72 |
3.43 |
|
1.660 |
42.2 |
0.191 |
4.9 |
3.00 |
4.51 |
|
|
1.900 |
1.660 |
42.2 |
0.382 |
9.7 |
5.22 |
7.77 |
|
1.900 |
48.3 |
0.145 |
3.7 |
2.72 |
4.07 |
|
|
1.900 |
48.3 |
0.200 |
5.1 |
3.63 |
5.43 |
|
|
1.900 |
48.3 |
0.400 |
10.2 |
6.41 |
9.58 |
|
|
2 3/8 |
2.375 |
60.3 |
0.109 |
2.8 |
2.64 |
3.97 |
|
2.375 |
60.3 |
0.125 |
3.2 |
3.00 |
4.51 |
|
|
2.375 |
60.3 |
0.141 |
3.6 |
6.36 |
5.03 |
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