GB/T 16731-2023
建筑吸声产品的吸声性能分级
Classification of sound absorption property for absorbent products using in buildings
- 实施日期
- 2023-10-01
- ICS 分类
- 91.120.20
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。
找到 288 条
GB/T 16731-2023
Classification of sound absorption property for absorbent products using in buildings
GB/Z 33588.8-2022
Lightning protection system components (LPSC)—Part 8: Requirements for components for isolated LPS
GB/T 37047-2022
Cloud-to-ground lightning density based on lightning location systems(LLS)—General principles
GB/T 19663-2022
Vocabulary for lightning protection of information system
GB/T 19889.7-2022
Acoustics—Measurement of sound insulation in buildings and of building elements—Part 7 : Field measurement of impact sound insulation
GB/T 21698-2022
Composite grounding conductor
GB/T 21697-2022
Insulation coordination of lightning overvoltage for low-voltage distribution wiring and electronic systems
GB/T 18244-2022
Test methods for weathering resistance of building waterproof materials
GB/Z 41299-2022
Performance requirements and testing methods for lightning protection system of running telecommunication stations/sites
GB/T 19889.2-2022
Acoustics—Measurement of sound insulation in buildings and of building elements—Part 2 : Determination and application of measurement uncertainties
GB/T 41089-2021
Technical specification for isolated lightning protection of electronic system based on lightning nowcasting and warning
GB/T 41078-2021
Test methods for harmful substances in building waterproofing materials
GB/T 40619-2021
Technical specification for lightning nowcasting and warning based on lightning location system
GB/T 40621-2021
Drawing method of cloud-to-ground lightning density distribution map
GB/T 20311-2021
Building components and building elements—Thermal resistance and thermal transmittance—Calculation methods
GB/T 17794-2021
Preformed flexible elastomeric foam thermal insulation
GB/T 18575-2017
GB/T 33588.2-2020
Lightning protection system components (LPSC)—Part 2: Requirements for air-termination systems,down-conductors and earth electrodes
GB/T 33588.4-2020
Lightning protection system components (LPSC)—Part 4: Requirements for conductor fasteners
GB/T 33588.1-2020
Lightning protection system components(LPSC)—Part 1:Requirements for connection components