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Product Introduction
Material:Unplasticized Ploy(Vinyl Chloride)
Size :63mm to 1000mm
Ring Stiffness :SN4 and SN8
Color:cream or other colors upon request
Standard:ISO 21138-2, ISO 21138-3, GB /T18477-1
Application :municipal sewage,rainwater discharge , flood waters drainage , irrigation , ventilation for mine and buildings,industrial waste discharge and communication protecting