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 44179-2024
Composite hollow core station post insulators with a.c. voltage greater than 1 000V and d.c. voltage greater than 1 500V—Definitions,test methods and acceptance criteria
GB/T 4585-2024
Artificial pollution tests on high-voltage ceramic and glass insulators to be used on a.c.systems
GB/T 24622-2022
Guidance on the measurement of hydrophobicity of insulator surfaces
GB/T 21421.1-2021
Composite string insulator units for overhead lines with a nominal voltage greater than 1 000 V—Part 1：Standard strength classes and end fittings
GB/T 1001.1-2021
Insulators for overhead lines with a nominal voltage above 1 000V—Part 1:Ceramic or glass insulator units for a.c.systems—Definitions,test methods and acceptance criteria
GB/T 26218.4-2019
Selection and dimensioning of high-voltage insulators intended for use in polluted conditions—Part 4: Insulators for d.c. systems
GB/T 25318-2019
Locking devices for ball and socket couplings of string insulator units—Dimensions and tests
GB/T 22079-2019
HV polymeric insulators for indoor and outdoor use—General definitions ,test methods and acceptance criteria
GB/T 7253-2019
Insulators for overhead lines with a nominal voltage above 1 000V—Ceramic or glass insulator units for a.c.systems—Characteristics of insulator units of the cap and pin type
GB/T 4056-2019
Dimensions of ball and socket couplings of string insulator units
GB/T 34939.1-2017
D.C.±800kV composite post insulator—Part 1: Composite post insulator with resin impregnated glass fibers solid core
GB/T 34937-2017
Insulators for overhead lines—Composite suspension and tension insulators for d.c.systems with a nominal voltage greater than 1500 V—Definitions, test methods and acceptance criteria
GB/T 19443-2017
Insulators for overhead lines with a nominal voltage above 1500V—Ceramic or glass insulator units for d.c. systems—Definitions,test methods and acceptance criteria
GB/T 1000-2016
Dimensions and characteristics of pin insulators of ceramic for high-voltage overhead lines
GB/T 21421.2-2014
Composite string insulator units for overhead lines with a nominal voltage greater than 1 000 V― Part 2：Dimensions and characteristics
GB/T 19519-2014
Insulators for overhead lines―Composite suspension and tension insulators for a.c. systems with a nominal voltage greater than 1 000V―Definitions, test methods and acceptance criteria
GB/T 26218.3-2011
Selection and dimensioning of high-voltage insulators intended for use in polluted conditions - Part 3: Composite insulators for a.c. systems
GB/T 12944-2011
High-voltage ceramic wall bushings
GB/T 26874-2011
Characteristics of ceramic insulator units of the long rod type for high-voltage overhead lines
GB/T 26869-2011
Insulator-Test on indoor post insulator of organic material for systems with nominal voltages greater than 1000V up to but not including 300kV