Tianjin BoHaiHongDa Metallic Material Sales Co. Ltd. has established for many years. Adhering to the Philosophy "honesty, sincere walk the world", we got good corporate reputation in northern China. We are under the Seamless Steel Tube Plant, square rectangular tube factory, Longitudinal factory, producing general specifications, special specifications pipe and annual sales a variety of seamless steel tubes and alloy pipe of Chengdu Iron and Steel Group, China Metallurgical Steel Group, Baotou Steel, Baosteel Group, Anshan Iron and Steel Group, Tianjin large non - seam, Xining Te steel mills, Wuxi Steel, Hengyang Steel. Million tons of annual inventories, we have the strength of considerable strength, rich variety, complete specifications, perfect quality guarantee, reasonable prices, quality service, and constantly exposed to new and old customers and industry recognition and trust. Main varieties: steel pipe, seamless pipe, seamless steel pipe, high-pressure boiler tubes, medium and low-pressure boiler tubes, domestic, imported alloy tube, fluid pipe, fertilizer dedicated pipe, oil cracking pipe, structural pipe, geology pipe, hydraulic support pipe, ship tube, welded steel pipes, cold plate, galvanized panels. Main Material: 10 #, 20 #, 35 #, 45 #, 20G, 40Cr, 20Gr, 16Mn-45Mn, 27SiMn, Cr5Mo, 12CrMo (T12), 12Cr1MoV, 10CrMo910, 15CrMo, 35CrMo, 40CrMo, etc. Implementation of the standards: Structural Tube: GB/T8162-1999 Transmission fluid pipe: GB/T8163-1999 Low and medium pressure boiler tubes; GB/T3087-1999 High Pressure Boiler Tube: GB/T5310-1995 Fertilizer special tube: GB/T6479-2000 Shipping Tube: GB/T5312-1995 Rectangular tube: GB/T6278-2002 Longitudinal: GB/T3091-2001 Spiral: SY/T5037-2000 Galvanized Pipe: GB/T3091-2002 Now we have a large number of alloy pipe, high-pressure pipes, cold plate, galvanized sheet in stock, in preferential prices, wholesale and retail way concurrently provide you with fast quality service. We can tailor-made all kinds of special specifications, special materials seamless pipe. Timely delivery, low price and excellent quality, together with books or a copy of the original material, holiday business as usual, welcome old and new customers to negotiate.