Spiral submerged arc welded (SSAW) pipes has spiral welding joints and the pipes are welded and formed at the same time. The strip steel with the same speciﬁcation can produce SSAW pipes with various diameters.



API Spec 5L PSL-1, API Spec 5L PSL-2, ASTM A53, ASTM A252, ASTM A500, AS/NZS 1163, AS/NZS 1074, AS/NZS 2885, ASTM A795, ASTM A135, BS1139, BS1387, EN 10217, EN 10219, EN 10210, EN 10255, JIS G3444, JIS G3452 and etc.


A25, A25P, GR.A, GR.B, X42, X46, X52, X56, X60, X65, X70, L175, L210, L245, L290, L320, L360, L390, L415, L450, L485, Q195, Q235, Q355, C250, C350, C350 L0, C450, C450 L0, S235JRH, S275J0H, S355J0R, S355J0H, GR.1, GR.2, STK290, STK400, STK490, STK500, STK540 and etc.


Line Pipe, Slotted Liner, Piling Pipe, Compressor Tube, Structural Pipe, Galvanized Pipe, Shoulder Pipe, Coated Pipe and etc.

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