FRP sand-filled pipe, referred to as sand-filled pipe, is a new type of composite pipe made of glass fiber and its products as reinforcing material, resin as matrix material, and quartz sand as filling material. With its excellent corrosion resistance, light weight and high strength, large transportation flow, easy installation, short construction period and low comprehensive investment, it has become the best choice for various types of municipal sewage treatment, water supply and tap water transportation, farmland irrigation, and petrochemical industries. Linyi Taobao training
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