ASTMA333GR.6无缝管-355.6*7.92
ASTMA333-6美标低温钢管-457.2*19.05
ASTMA106-B无缝钢管-323.9*14.27
A106B美标钢管-33.4*4.55
美标钢管-711*30
ASTMA335P9无缝钢管-273.1*25.4
ASTM无缝钢管-965*15.88
A106B美标无缝钢管-660*70
ASTMA335P9合金钢管-813*30
GR.6低温无缝钢管-219.1*23.01
美标钢管-219.1*15.09
A333-6美标低温钢管-813*15.88
A335P11无缝钢管-457.2*6.35
A333-6美标低温钢管-323.9*6.35
ASTMA333GR6低温钢管-914*60
ASTMA106GR.B无缝钢管-711*100
ASTMA333GR.6无缝管-508*32.54
ASTM无缝钢管-26.7*3.91
ASTM无缝钢管-762*40
ASTMA333GR6低温无缝钢管-141.3*12.7
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