Flange

1. Flange is also called flange plate or flange plate. The flange is the part that connects the pipe and the pipe to each other and is connected to the pipe end. There are holes in the flange, and the bolts tightly connect the two flanges. The flanges are sealed with gaskets. The flange is divided into screw connection (wire connection) flange and welding flange.

2. Connect the pipe into a pipe part. According to the connection method, it can be divided into four types: socket-type fittings, threaded fittings, flange fittings and welded fittings. Mostly made of the same material as the tube. There are elbows (elbows), flanges, three-way pipes, four-way pipes (cross heads) and reducers (large and small heads). The elbow is used for the turning of the pipe; the flange is used to connect the pipe and the pipe to each other, and is connected to the pipe end. The tee is used for the place where the three pipes are collected; Diameter pipes are used where two pipes of different diameters are connected.