pvc plastic pipe water supply pipe, drain, irrigation OD: 50mm-630mm Standard:ASTM,BS,GB/T ... offer different specifications an Product Introduction:uPVC pipes, used in water supply pipe, drain, irrigationOD: 50mm-630mmStandard:ASTM,BS,GB/TWe can ... unaffected:The solution tests on the PVC pipe show no affect on water quality when the water flows through is. It is considered the ...