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Materials:Q235B,Q345B,ASTM A53GrB, X42-X70,API5L GrB,etc.
1)Standards:GB/T3091-2008,GB/T9711.1, API5L etc.
2)Sizes:a)OD:325mm-1220mm
b)Wall Thickness:8mm-80mm
c)Length:6m-12.5m
3)Materials:Q235B,Q345B,ASTM A53GrB, X42-X70,API5L GrB,etc.
4)Application:Structural pipe,liquid transportation,conveyance of oil and gas,petroleum ...
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