HFW Pipe

• 2020-09-09 18:54:18
• Comments

From HR coil to tube, longitudinal Formed by cold-bending at room temperature, then using high frequency current adjacent or skin effect automatic welding to electric welded steel pipe.
 
Main usage: oil and natural gas transportation pipeline project、oil well casing pipe、mine slurry and mine powder、undersea line pipe、Extra high voltage power steel pipe tower、Refining Pipeline project、urban water supply project.
 
Diameter:Φ19mm-Φ610mm（3/4”-24”）
Wall Thickness:4.0mm-19.1mm
Standard:API、ASTM、ASME、DNV、GB/T
Lengths:6m-18.5m
Grade:L210-L485（A-X70）、J55-N80-1、Q195-Q550