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GB/T 15022.4-2009 Resin based reactive compounds used for electrical insulation - Part 4: Unsaturated polyester based impregnating resins 150.0 via email in 1~3 business day valid
GB/T 11026.1-2003 Electrical insulating materials?Properties of thermal endurance - Part 1: Ageing procedures and evaluation of test results 360.0 via email in 1~3 business day superseded
GB/T 11026.3-2017 Electrical insulating materials—Thermal endurance properties —Part 3: Intrucations for calculating thermal endurance characteristics 900.0 via email in 1~10 business day valid
GB/T 11027-1999 Specification for insulating varnishes containing solvent--Specifications for individual materials--Requirements for hot curing impregnating varnishes 135.0 via email in 1~3 business day abolished
GB/T 11026.1-2016 Electrical insulating materials--Thermal endurance properties--Part 1: Ageing procedures and evaluation of test results 390.0 via email in 1~5 business day valid
GB/T 10580-2003 Standard conditions for use prior to and during the testing of solid insulating materials 90.0 via email in 1~3 business day abolished
GB/T 29306.2-2012 Recommended methods for the determination of the dielectric properties of insulating materials at frequencies above 300 MHz—Part 2:Resonance methods 330.0 via email in 1~3 business day valid
GB/T 11026.8-2014 Electrical insulating materials—Thermal endurance properties—Part 8:Determination of thermal endurance indices(TI and RTE)of an insulating material using the fixed time frame method 620.0 via email in 1~8 business day valid
GB/T 11026.7-2014 Electrical Insulating Materials - Thermal Endurance Properties - Part 7: Determination of Relative Thermal Endurance Index (RTE) of Insulating Material 240.0 via email in 1~3 business day valid
GB/T 6554-2003 Resin based reactive compounds used for electrical insulation - Part 2: Methods of test - Methods for coating pourders for electrical purposes 150.0 via email in 1~3 business day valid
GB/T 1981.1-2007 Varnishes used for electrical insulation - Part 1: Definitions and general requirements 85.0 via email in 1~3 business day valid
GB/T 1303.11-2009 Industrial rigid laminated sheets based on thermosetting resins for electrical purposes - Part 11: Requirements for rigid laminated sheets based on polyamide-imide resins 150.0 via email in 1~3 business day valid
GB/T 11026.6-2010 Electrical insulating materials—Thermal endurance properties—Part 6:Ageing ovens—Multi-chamber ovens 170.0 via email in 1~3 business day valid
GB/T 17648-1998 Insulating liquids - Determination of the Partial Discharge Inception Voltage (PDIV) - Test procedure 120.0 via email in 1~3 business day valid
GB/T 11026.4-2012 Electrical insulating materials—Thermal endurance properties—Part 4:Ageing ovens—Single-chamber ovens 260.0 via email in 1~3 business day valid
GB/T 1408.1-2006 Electrical strength of insulating materials - Test methods - Part 1: Tests at power frequencies 210.0 via email in 1~3 business day abolished
GB/T 27749-2011 Test procedure for thermal endurance of insulating varnishes - Electric strength method 140.0 via email in 1~3 business day valid
GB/T 11026.2-2012 Electrical insulating materials - Thermal endurance properties - Part 2: Choice of test criteria 260.0 via email in 1~3 business day valid
GB/T 21223.1-2015 Guide for the statistical analysis of ageing test data―Part 1:Methods based on mean values of normally distributed test results 410.0 via email in 1~5 business day valid
GB/T 1303.7-2009 Industrial rigid laminated sheets based on thermosetting resins for electrical purposes - Part 7: Requirements for rigid laminated sheets based on polyester resins 100.0 via email in 1~3 business day valid
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