1. Pipe fittings used for connecting pipes include: flanges, unions, clamps, couplings, sleeves, and collars, etc.

2. Fittings for changing pipe direction: Elbows, bends

3. Fittings for changing pipe diameter: Reducing ( reducers), Equal Tees, Branch Dams, Reinforcement Pipes

4. Fittings for increasing pipeline branches: Tees, Crosses

5. Pipe fittings for sealing: gaskets, plumber's tape, hemp rope, flange blind plates, pipe caps, blind flanges, end caps, welding plugs

6. Pipeline fixing fittings: clamps, hooks, eye bolts, brackets, supports, pipe hangers, etc.