The difference between the chassis and the flange
The difference between the chassis and the flange The function of the connecting effect of different lamp poles, the sealing of the flange.
Flannel quality requirements. The lamppost chassis is usually square, and the flange is round.
The Flange is called the Flange or the Flange. The flange is the part that connects the pipe to the pipe or the valve. There are holes in the flanges, and bolts make two flanges. The flange is sealed with gasket. Flange threaded connection (wire) flange and welding flange and card flange.
