Home > News > Content

Flange Classification Method

Flanges are also called flanges or flanges. A flange is a part that connects the pipe to the pipe and the valve, connected to the end of the pipe. There are holes in the flange, and the bolts make the two flanges close. The flange is sealed with a cushion. Flange threaded connection (wire connection) flanges, welding flanges and flanges.

Flange classification method

1, according to the chemical industry standard: integral flange (IF), (Th), threaded flange welding plate flange (PL), neck flange (WN), hubbed flange (SO), socket welding flange, butt welding (SW) ring loose flange (PJ/SE), welding-on collar loose flange, flange cover lining (PJ/RJ) (BL (S)), flange (BL).

2, according to the petrochemical industry standard (PT): threaded flange, flange, flange (WN) (SO), socket welding flange (SW), loose flange, flange cover (LJ) (not note).

3, according to the machinery industry standard: integral flange, welded flange, welding plate flange, butt welding ring loose plate flange, welding ring loose plate flange, flange ring loose plate flange, flange cover.

4, according to the national standard: integral flange, threaded flange, flange, butt welding and hubbed flange hubbed socket welding flange, butt welding neck flanges, ring plate flange, butt welding ring loose plate flange, welding ring loose plate flange, flange ring loose plate flange, flange cover.