组合使用关键词、标准类型、状态与 ICS 分类，快速定位所需国家标准。
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GB/T 11026.7-2025
Electrical insulating materials—Thermal endurance properties—Part 7: Determination of relative temperature index(RTI) of an insulating material
GB/T 11026.8-2025
Electrical insulating materials—Thermal endurance properties—Part 8: Determination of thermal endurance indices (TI and RTI) of an insulating material using the fixed time frame method
GB/T 5132.4-2024
Industrial rigid round laminated tubes and rods based on thermosetting resins for electrical purposes—Part 4：Round laminated moulded tubes
GB/T 5132.3-2024
Industrial rigid round laminated tubes and rods based on thermosetting resins for electrical purposes—Part 3：Round laminated rolled tubes
GB/T 6553-2024
Electrical insulating materials used under severe ambient conditions—Test methods for evaluating resistance to tracking and erosion
GB/T 31838.8-2024
Solid insulating materials—Dielectric and resistive properties—Part 8：Determination of dielectric properties(AC method)—Relative permittivity and dielectric dissipation factor(frequencies 1 MHz~300 MHz)
GB/Z 21223.3-2023
Guidelines for the statistical analysis of ageing test data—Part 3: Minimum specimen numbers at different test conditions with given experimental data
GB/Z 28820.4-2022
Long-term radiation ageing in polymers—Part 4: Effects of different temperatures and dose rates under radiation conditions
GB/T 15022.9-2022
Resin based reactive compounds used for electrical insulation—Part 9：Resins for cable accessories
GB/T 1303.12-2022
Industrial rigid laminated sheets based on thermosetting resins for electrical purposes—Part 12：Typical values
GB/T 31838.7-2021
Solid insulating materials—Dielectric and resistive properties—Part 7:Resistive properties(DC method)—Measurement of volume resistance and volume resistivity at elevated temperatures
GB/T 31838.6-2021
Solid insulating materials—Dielectric and resistive properties—Part 6:Dielectric properties(AC method)—Relative permittivity and dielectric dissipation factor (frequencies 0.1Hz~10MHz)
GB/T 31838.5-2021
Solid insulating materials—Dielectric and resistive properties—Part 5:Resistive properties(DC method)—Volume resistance and volume resistivity of impregnation and coating materials
GB/T 29311-2020
Electrical insulating materials and systems—AC voltage endurance evaluation
GB/T 31838.4-2019
Solid insulating materials—Dielectric and resistive properties—Part 4: Resistive properties (DC methods)—Insulation resistance
GB/T 31838.3-2019
Solid insulating materials—Dielectric and resistive properties—Part 3: Resistive properties (DC methods)—Surface resistance and surface resistivity
GB/T 31838.2-2019
Solid insulating materials—Dielectric and resistive properties—Part 2: Resistive properties (DC methods)—Volume resistance and volume resistivity
GB/T 11026.10-2019
Electrical insulating materials—Thermal endurance properties—Part 10: Accelerated determination of relative thermal endurance using analytical test methods(RTEA)—Instructions for calculation based on activation energy
GB/T 35679-2017
Measuring method for electromagnetic parameters of solid materials at microwave frequencies using waveguide
GB/T 11026.3-2017
Electrical insulating materials—Thermal endurance properties —Part 3: Intrucations for calculating thermal endurance characteristics