ERA ASTM D2466 SCH40 PVC Pipe Reducing Coupling Joint For America marketnPVC water supply pipe is made of sanitary grade polyvinyl chloride (PVC) resin as the main raw material, with appropriate amounts of stabilizers, lubricants, fillers, color enhancers, etc., extruded by a plastic extruder and injection molded by an injection molding machine. After cooling, Curing, shaping, inspection, packaging and other processes to complete the production of pipes and fittings.nProduct performance features:n1. Light weight, easy to transport and load and unload: PVC pipes are very light, easy to transport and construct, and can save labor.n2. Excellent chemical resistance: PVC pipe has excellent acid resistance, alkali resistance, and corrosion resistance, and is very suitable for use in the chemical industry.