... 4.PN Grade:0.4-1.6MPa SpecificationsPE Pipe for water supply, with material PE80 or PE 100, Sizes ranging from 25mm to 1600mm ... .6MPa, 0.8MPa, 1.0MPa, 1.25MPa, 1.6MPaColors: blue, black or other colors on requestConnection: socket fusion joint, butt fusion ... than 50 years under proper useRecycled and Environment-friendly PE80 Water Supply Pipe SDR33, PN0.4MPaSDR21, PN0.6MPaSDR17, PN0.8MPaSDR13.6, PN1. ...