Clean and pure steel quality, well- proportioned and stable ingredients, perfect furface quality, high precision dimension. welded pipe SSAW pipes from OD219mm to OD2220mm;ERW pipes from OD159mm to OD406mm.Manufacture standard: API 5L PSL1, PSL2, API 5CT, ASTM, GB and SY standard.Steel grade: from Gr.B to X70, J55, K55, N80.Usage: Line pipe, casing and construction etc SSAW PIPES
