Stainless steel plate flange with flat mouth connection

　　Stainless steel plate flange with flat mouth connection to the quality of pipe, the external diameter of the cast iron pipe oval, wall thickness and the physical function of rubber ring has a higher demand, as a result of the watertight function of the poor, as a result, in addition to strict control pipe and pipe fittings, such as the quality of the high pressure flange to pay special attention to pipe and pipe fittings of the port maintenance, stainless steel flange to ensure that the ellipse and flatness of the port. In the installation of construction should be strictly in accordance with the operation procedure. The punching plate flange is specially in the straight pipe device when each root pipe interface requires a riser to fasten the riser to the load-bearing wall of the construction.