Carbon steel cross

Carbon steel four-way pipe fittings generally contain a small amount of silicon, manganese, sulfur and phosphorus in addition to carbon. According to the use, carbon steel can be divided into three types: carbon structural steel, carbon tool steel and free cutting structural steel. Carbon structural steel is divided into building structural steel and machine manufacturing structural steel. Temperature controller four-way pipe fittings are used for the collection of four pipes; reducing pipe is used for connecting two pipes of different diameters The place.