This standard specifies the classification, requirements, test methods and their Encasement, marking, transport and storage conditions for thermosetting Resin industrial rigid winding pipes for electrical use. The winding pipe is made of alkali-free fiberglass yarn impregnated with epoxy resin or diphenyl ether Resin, after winding and baking curing, mainly used in electrical equipment. The standard includes the naming rules and technical requirements of the pipe to ensure its performance Reliability in electrical insulation applications. It is suitable for standardizing the quality control of wound pipes during production and use.