... gravel dredging project, 3,plastic tube 4,MOQ:50m Name: Price of PE pipes Q: The HDPE pipe and steel pipe ... to get rusty, too weight to moveHDPE pipe: with low price, light weight, never get rusty, but low pressureUHMWPE pipe: High ... left 70% with L/C. 3, We can also use alibaba Escrow. 4, if you have a much more better idea ...