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liaocheng,China
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A53 A106 API 5L Steel Pipe Seamless For Construction Oil And Gas Psl2 X42 X46
A53 A106 API 5L Steel Pipe Seamless For Construction Oil And Gas Psl2 X42 X46
X42 X60 X70 X52 API 5L Steel Pipe SSAW LSAW Carbon Spiral Welded Steel
X42 X60 X70 X52 API 5L Steel Pipe SSAW LSAW Carbon Spiral Welded Steel
Gr.B API 5L Steel Pipe Psl2 1-12m Seamless For Petroleum Line
Gr.B API 5L Steel Pipe Psl2 1-12m Seamless For Petroleum Line
PSL1 API 5L Steel Pipe GR B 100cr6 X42 X52 X60 X65 ASTM A106 A53 Carbon Steel
ERW API 5L Steel Pipe ASTM A106 Gr. B St45 Q345 Q235
ERW API 5L Steel Pipe ASTM A106 Gr. B St45 Q345 Q235