Electric Resistance Welded Steel Pipe (ERW):
Outside Diameter : 21.7-457.2mm;
Wall Thickness: 1.8-14.27mm
Spirally submerged arc welded pipe (SSAW):
Outside Diameter : 219-3040mm;
Wall Thickness : 5.0-30mm
Application: for oil pipe, casing, line pipe in petroleum and natural gas, structural pipe,
line pipe in mineral slurry and bittern, water and gas;and also being used for chemical industry, electric power engineering, building structure
and pile driving.
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