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产品
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规格
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材质
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产地
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63×3.5-4.5-5-6-7-8-9-10-12-14
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L245N
|
天津
|
|
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102×4.5-5-6-7-8-10-12-14-16-20
|
L245N
|
天津
|
|
|
L245N管线钢管
|
70×4-4.5-5-6-7-8-9-10-12-15-16
|
L245N
|
天津
|
|
L245N管线钢管
|
108×4.5-5-6-7-8-10-12-14-18-20-22
|
L245N
|
天津
|
|
L245N管线钢管
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580×10-14-16-20-30-40
|
L245N
|
天津
|
|
L245N管线钢管
|
600×10-14-18-25-20-30-40
|
L245N
|
天津
|
|
L245N管线钢管
|
406×10-20-25-28-35-40
|
L245N
|
天津
|
|
L245N管线钢管
|
480×10-12-14-16-18-20-25-30-40
|
L245N
|
天津
|
|
L245N管线钢管
|
450×10-12-14-16-20-25-34-40
|
L245N
|
天津
|
|
L245N管线钢管
|
530×10-12-14-16-18-20-30-40
|
L245N
|
天津
|
|
L245N管线钢管
|
121×4.5-5-6-7-8-10-12-14-16-20
|
L245N
|
天津
|
|
L245N管线钢管
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610×10-14-18-25-20-30-40
|
L245N
|
天津
|
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%