1. Pipe fittings used for connecting pipes include: flanges, swivel joints, pipe clamps, band clamps, sleeve unions, and collar bands, etc.

2. Fittings for changing pipe direction: elbows, bends

3. Fittings for changing pipe diameter: Reducing ( reducers), Reducing Elbows, Branch Tee, Reinforcing Pipe

4. Pipe fittings for branch lines: tees, fours.

5. Pipeline sealing fittings: gaskets, sealing tape, rope麻, flanged blind plate, pipe cap, blind flange, end cap, welding plug

6. Pipeline Fixing Fittings: Clamps, D Shackles, S Hooks, Brackets, Supports, Pipe Clamps, etc.