GB/T 5132.2-2009 is the second part of the standard for thermosetting Resin industrial rigid circular laminated tubes and rods for electrical use, which mainly stipulates the test method. The standard specifies the inspection and Measurement mode of Appearance and size, standardizes the test process of electrical insulation, mechanical strength, physical and chemical performance and other indicators, and makes detailed requirements for test instruments, environmental conditions, operation steps and data processing, etc., to provide a standardized operation basis for accurately detecting the mass of such products.