Hebei the ten billion Steel Pipe Co., Ltd. is a large number of production the Tee: diameter carbon steel tee butt welding the three links alloys tee tee the company produces introduced: Most tee fittings flat connection pipe quality requirements, cast iron drainage pipe OD ovality, wall thickness and physical properties of the rubber ring has a higher requirements, because of the poor the watertight performance conditions flat, therefore, in addition to strictly control the quality of the pipes and fittings, such as body, but also pay special attention to port protection of pipes and fittings to ensure that the port oval and flatness. Installation and construction should be performed in strict accordance with the operating process. Especially required riser card straight pipe installation root canal interface riser fixed to the building's load-bearing walls; horizontal tube at each interface should be additional hanger is more concentrated, connecting sanitary appliances toilet and bathroom at the Equal Tee is at both ends of the diameter of the same, known as Reducing Tee Reducing Tee is the branch pipe and the other two different diameter, higher pressure on this pipe industry, the maximum pressure can reach 600 kg, living water pressure is low, typically 16 kg horizontal tube connected to the sanitary ware two interfaces is not greater than 600mm in the middle