The following grades of low pressure polyethylene are used for gas pipelines: PE100+, PE100, PE80. PE63 is usually not used. Permissible pressures are respectively 2.0, 1.6 MPa, 1.25 MPa (with maximum wall thickness, with other thickness may be lower values of nominal pressure). Numbers 100 and 80 indicate the minimum long-term strength in bar (0.1
Puhui Hdpe gas pipeline entered the Nepal market as early as 2015, and through cooperation with some local suppliers, we have won many international bidding projects and also had many cooperation with the Nepalese government and won a good reputation, which has accumulated rich experience for us to go to the international market.