ERW Steel Pipe & ERW Casing
LSAW Steel Pipe
SSAW Steel Pipe
Carbon Steel Seamless Pipe
Stainless Steel Pipe
Structure Tube
Fluid Pipe
Boiler Pipe
Line Pipe
Casing Pipe
Drill Pipe
Petroleum Cracking Tube
Flange
Elbow
Tee
Reducer
Valve
Square Tube
Rectangular Tube
ASTM A53
ASTM A106
ASTM A500
API 5CT Tubing, API 5CT Casing, For extracting oil and gas from wells
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API 5DP Drilling, For well drilling
GB9948-1988 is for manufacturing of furnace tubes, heat exchangers and pipelines in refineries
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