Welding sealing face of the flange flat classification

　　Welding sealing face of the flange flat can be made into smooth type, bump type and tenon groove 3 kinds. Smooth type of welding flanges YingYongLiang biggest flat. Many used for medium mild conditions, such as low voltage the purification compressed air, low voltage circulating water.

　　Hebei shengtian pipe-fitting group Co., ltd is specialized in manufacturing and exporting a variety of stainless steel,carbon steel pipe fittings such as elbows, tees, reducers ,forged flanges etc. We are standard and non-standard flange mamufacure.All kind of pipe fittings, flanges are according to the international standard to produce.Each product,the quality meet the international standard inspection technical standard. We warmly welcome customers at home and abroad to visit our factory and seek common development. - See more at: