Flange working characteristics: 1, a remote control of automatic butterfly valve, at the same time with the characteristics of the flange butterfly valve, butterfly valve can be equipped with a wide diameter; 2. Power supply is the driving energy of butterfly valve. It has a wide range of power so

Because stainless steel flange at high temperature, can form a firm adsorption film, lubrication and cooling is very good, so it is widely used in production. Vulcanized oil is prepared by adding animal and vegetable oil and vulcanized whale oil or vulcanized cottonseed oil in mineral oil. Its sulf

Flange is also called flange flange disc or flange. The flange is a part version that is connected between the shaft and the shaft, and is used for the connection between the pipe ends; The right is also useful for the flange on the inlet and outlet of the equipment, for the connection between two

1. It is strictly prohibited to disassemble and disassemble the expansion flange at the pipeline construction site; It is strictly prohibited to stretch, press, shorten and expand at random. 2. The pipe at both ends of the telescopic valve shall be concentric, and the two flange surfaces of the p