Welded Alternative: ERW, LSAW, SSAW
Outer Diameter :ERW: 21.3mm to 610mm. (1/2'' to 24'')
LSAW:219.1mm to 1829mm (8''~72'')
SSAW:219.1mm to 2450mm (8'' ~100'')
Wall Thickness:ERW:3.2mm to 22mm
LSAW:5~50mm
SSAW:3.2~25.4mm
Competitive advantages:
Quality approval ;country of origin ;price ;distributorships offered ;international approval ;small order accepted ;experienced staff; prompt delivery.