Prosper Business and Industry Co.,Ltd specialized in many kinds of Plastic Caps/Plugs, like Plastic Pipe End Caps, Plastic Pipe Plugs, Plastic Flanges Protectors/Face Covers, etc. These Caps/Plugs are easy to instal and remove, they are used to protect pipes, pipe fittings and flanges from damage and contamination during transit, handling and storage. They are weather and petroleum resitance.
Following are the descriptions of our Plastic Caps/Plugs:
1. Plastic Pipe External End Caps(size range: 6mm-1371.6mm--1/2”-54”)
2. Plastic Pipe Plugs/Pipe Internal End Caps(size range: 6mm-762mm--1/2”-30”)
3. Plastic Gas/Water Pipe Caps and Plugs(size range: 20mm-80mm)
4. Plastic Flange/Valve Protectors and covers (size range: 1/2”-24”) 
5. Marine Flanges Face Protectors, (size range: DN15-DN600)
If you have any needs of our products, pls do not hesitate to contact us. Then we can offer more information to you.