... 630mm; 3, for pe 80 from 63mm to 710mm; 4, with pn0.4mpa, 0.6mpa, 0.8mpa...1.6mpa 1, 150mm ... fusion joint,electro fusion joint,flanged joint7.Standard:GB/T13663-20008.Certification:ISO9001,ISO14001,OHSAS180019.Applications:water supply,industrial liquids transportation and sewage ... .Longevity:more than 50 years under proper use6.Recycled and Environment-friendly 150mm hdpe pipe with pe 100 and pe 80