longitudinal seam welded pipe
Brief Details of Longitudinal Seam Welded Pipes
Standard: API, DIN 1629, DIN 17175, GB8162, GB8163, GB5310, etc..
Material: ASTM A106 GRB/ A53 GRB/ Q345/ Q235/ A335/ ST37/ ST52/ 20#/ 10#/ API 5L GRB, PSL1, X42, X52, etc..
Size: 1/2″ to 48″, ND: 15 to 1200.
Length: 1 to 12 meters.
Wall Thickness: Sch10~Sch160, XXS, XS, STD, SGP, etc..
Surface Treatment: Black painting / coating, black rust-proof oil, hot galvanizing, 3PE, epoxy coating.
Packing: Plastic cap for both end, steel strips bundled.
Longitudinal Seam Welded Pipes Features:
Steel after passing wrer oiled to prevent corrosion,and according to user requirements for making.
The flat steel anvil machine so that the origal curl, and then thouth the edge milling machine for two-sided steel milling, so as to meet the requirements of the plate width, plate edge parallelism and groove shape.
The steel plate production line along the outer edge of the spiral curl into a tube.
Double-sided submerged arc welding using advanced technology to pre-welding, internal welding, outside wilding. The welded steel pipe using a plasma-foot cut to specification length.
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this article is published by China longitudinal seam welded pipes manufacturer and supplier – SHENGYI INDUSTRY CO.,LTD.