HDPE ( High Density Poly Ethylene ) pipes and fitting are available in complete range from 20 to 450 mm size. The pipes are available in PN 2.5 to PN 16 pressure class in PE 63, PE 80 and PE 100 grades. HDPE pipes are manufactured according to IS: 4984.
Butt or Fusion Welding uses a heating plate on the squared ends of the HDPE pipes to be joined. After the specified time, the heating plate is removed; pieces are put together and cooled under pressure. Butt welding can be used to join 2 pipes or a pipe to a fitting.