... corrosion resistance 4 For mining,dredging 5 No scale formati UHMWPE PIPE = Ultra-high molecular weight polyethylene whose moleculr weight ... life span is 4-5 times higher than steel pipe UHMWPE pipe is widely used in metallurgical mines,electric powder,petroleum, ... making,food,chemical industry,machiner,electrical and other industries. uhmwpe pipe's main characteristics are as the follows:1. Extremely ...