1. HDPE Pipeline for dredging. 2. DN: 90mm-1200mm. 3. PN: 4-16 (0.4-1.6MPa). 4. Color: white, black, or upon request. 1. HDPE Pipeline for dredging. 2. DN: 90mm-1200mm. 3. PN: 4-16 (0.4-1.6MPa). 4. Color: white, black, or upon request. Feature: 1.material:hdpe2.standard:GB/T136633.package:filmed or on request4.OD:90mm----1200mm Application: 1.Transport mine tailings and slurry, metallurgical ...