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

2. Fitting for changing pipe direction: Elbows, Bend Pipes

3. Fittings for changing pipe diameter: Reducing ( reducer ) pipe, Equal Tee, Branch support, Reinforcement pipe

4. Increase pipeline branch fittings: tees, fourways

5. Pipeline sealing fittings: gaskets, plumber's tape, sisal rope, flange blind plate, pipe plug, blind flange, cap, and welding plug

6. Pipeline Fixing Fittings: Clamp rings, drag hooks, lifting rings, brackets, supports, pipe clamps, etc.