LINYI SANYUAN STEEL PIPE INDUSTRY CO., LTD Located at LINYI city, SHANDONG province, it founded in 2005,is a mill specialized in producing carbon seamless steel pipes. The company covers area of 180,000 square meters, with annual capacity of 200,000 tons cold drawn seamless tube,size arrange from OD21.3mm up to O D219mm and wall thickness from 2.77mm to 20mm.and length up to 40'GP.Main products include structural seamless carbon steel tube,seamless carbon steel pipe for liquid,petroleum cracking and equipment, pressure boiler tube, heat exchanger and condenser tubes which widely used in industrial power station boiler.we have attained the ISO9001 certificate,boiler and pressure carbon steel pipe certificate ,api 5L certificate. Here with the product list as follows, 1.ASTM A53 GR.B 2.ASTM A106 GR.B,GR.C 3.API SPEC 5L GR.B,X42,4.ASTM A106/A53/API 5L GR.B 5.ASTM A179, ASTM A192 6.DIN2448/1629 St37,St44 7.DIN17175 St35.8-St45.8
