API5L pipes

API5L pipes
　API 5L Oil Pipeline 　　Standard:API, GB, API 5CT, API 5L, 　　Section Shape:Round 　　Secondary Or Not:Non-secondary 　　Certification:API 5L,SGS,TuV,ISO9001:2008, IS 　　Alloy Or Not:Non-alloy 　　coating thickness:1.8-3.7mm 　　surface treatment:PE/2PE/3PE 　　Grade:Q195-Q345, Q195, Q235, Q345 　　Thickness:5 - 16 mm 　　Technique:SAW, Cold Drawn, Seamless

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