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Ausin Pipeline Material &Equipment Co.,Ltd. is a leading stockholder ,distributor and manufacture of LSAW steel pipe,SSAW steel pipe, Seamless steel pipe, Casing pipe, ERW welded pipe, forged pipe fitting, butt weld pipe fitting, kinds of flange in carbon steel, alloy steel, stainless steel and different standards. Our expert products are high grade LSAW steel pipe and EFW steel pipe especially large diameter, thick wall LSAW steel pipe, short for longitudinal submerged Arc Welded steel pipe. With one advanced JCOE production lines of LSAW pipe ,we manufacture national standard API SPEC 5L, ISO3183, EN10217, EN10219, ASTMA691,ASTMA672,ASTMA515,ASTMA53,ASTMA252, GB9711, LSAW steel pipes etc. The Size is from OD 406mm to OD 1524mm .Wall thickness scope from 7.92mm to 38mm.In addition, we have ten thousand tons stock year round of Lsaw steel pipes and Seamless steel pipes in different sizes. Seamless pipe diameter from 21mm to 920mm,Lsaw steel pipe  diameter from 406.4mm to 1524mm,Large size can be negotiated, and some stocks for pipe fittings. Our products are accredited with API SPEC 5L, ISO 9001 certification. We use latest technology machines to manufacture of our products. With an extensive background in Oil & Gas, Marine, Automobile & Engineering industry, we have established alliance with our customers. Our partner which is high technical equipment factory produce Fast speed 3LPE, PP, PU Extrusion production line with producing pipe size from 219MM TO 1220 MM.And ERW Tube mill, Square tube mill, stainless steel tube mill, cut to length lines.These lines sell very well in domestic and oversea market. www.ausinpipe.com