API 5L GR.B Carbon Spiral Welded SSAW Steel Pipe

API 5L GR.B Carbon Spiral Welded SSAW Steel Pipe Pipe Type:SSAW Pipe,SSAW Steel Pipe,Spiral Steel Pipe,Welded Spiral Pipe Specification:OD:219.1mm-3500mm WT:6mm-25mm LENGTH:6mtr-18mtr,SRL,DRL Standard & Grade: ASTM A53 Grade A/B/C,AWWA C200 End:Beveled Ends,Square Cut Surface:Bare,Lightly Oiling,Black Painting,Anti-corrosion Coating(FBE/2PE/3PE) Packing:In Bulk,Ends Protector on Both Sides,Waterproof Materials Wrapped Spiral welded pipe: It is made by rolling a low carbon carbon structural steel or a low alloy structural steel strip into a tube blank at a certain angle of a helix (called a forming angle), and then welding the pipe seam, which can be used in a narrower manner. Strip steel for the production of large diameter steel pipes. Flow Chart : Material inspection → Vertical snip → Roll unfolding → Smoothing → Cutting and welding → delivery → molding → inside and outside welding → outside surface inspection →steel pipe amputation → solder and clinker cleaning →opposite weld soldering / supplementary manual ultrasonic inspection → X-Ray inspection → inside surface inspection welding → nozzle bumishing → nozzle machining → hydraulic pressure → length and weight measuring → finished product inspection → oil coating → marking → store up Packaging & Delivery: Packaging Details Loosed PCS/nylon rope(for the coating pipes) Port: Tianjin, China