Tianjin XiangTai Offshore Oil Engineering Technical & Servise Co., Ltd. is a professional manufacturer and supplier of Flange. It was registered in Tianjin Tanggu Marine Hi-tech Development Area in year of 2002. Our headquarter is located in Tianjin and factory was built in Mengcun, Hebei Province, China. From 2003 to 2006, we are the excellent supplier for CNOOC(China National Offshore Oil Corperation)all along. The company supplies various kinds of flange. The flanges produced by different materials include Carbon Steel, Stainless Steel, Alloy Steel, Forging Steel, Forging Iron, Ect. The standards contain ANSI/ASME/API/MSS SP44, DNV, JIS, DIN, AU, UIN, EN, ISO, BS ect. The nominal pipe size is from 1/2" to 10". The maximum pressure is 2500LBS, the maximum weight of one piece of flange is 3000kgs, and the maximum outside diameter is 5300mm. The materials can accord with each country's required standards and the product can agree with the drawing or sample provided by the customer. Our company also supplies all kinds of Carbon Steel or Stainless Steel Castings, Welding Fittings, Stainless Steel Fittings, Malleable Fittings, Forging Steel Fittings, Casting Iron Fittings, and Ductile Iron Fittings, which adopt the standards of ANSI B16.9, B16.11, B16.28; MSS SP43, MSS SP83, MSS SP97; JIS 2311, 2312, 2316; DIN 2513, 2514, 2515. With over five years of experience in production and management, the company has established a perfect quality control system starting from raw material purchase, forging, heat treatment, inspection and packaging working. Meanwhile, with the favorableness of the policy in Tianjin TangGu Marine Hi-tech Development Area and with the support of our domestic factory, XiangTai is growing up rapidly. We sincerely hope that we can win mutual benefit it with all our partners by our cooperation and efforts.