GB/T 22755-2026
卡压式铜管路连接件
Brass fittings with press compression sleeves for pipe system
- 实施日期
- 2027-06-01
- ICS 分类
- 91.140.60
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 22755-2026
Brass fittings with press compression sleeves for pipe system
GB/T 35842-2026
Technical requirements for pre-insulated directly buried valve of urban heating
GB/T 27572-2025
Rubber seals—Joint rings for pipelines for hot-water supply up to 110℃—Specification for the materials
GB/T 21873-2025
Rubber seals—Joint rings for water supply, drainage and sewerage pipelines—Specification for materials
GB/T 46595-2025
Integrated equipment of drainage pumping station
GB/T 44129-2024
Standard for urban water supply and water use performance assessment
GB/T 25178-2020
Reduced-pressure type backflow preventer
GB/T 38594-2020
Water supply devices with superimposing pipe pressure
GB/T 38057-2019
Urban water supply pumping station integration adjustment and control system
GB/T 37894-2019
Technical requirements for ozone generator for water and wastewater treatment
GB/T 37892-2019
Digital integrated full frequency conversion controlled constant pressure water supply equipment
GB/T 37621-2019
Buried type butterfly valve
GB/T 778.5-2018
Meters for cold potable water and hot water—Part 5: Installation requirements
GB/T 778.4-2018
Meters for cold potable water and hot water—Part 4:Non-metrological requirements not covered in GB/T 778.1
GB/T 778.3-2018
Meters for cold potable water and hot water—Part 3:Test report format
GB/T 778.2-2018
Meters for cold potable water and hot water—Part 2: Test methods
GB/T 778.1-2018
Meters for cold potable water and hot water—Part 1:Metrological requirements and technical requirements
GB/T 36243-2018
Input/output protocols and electronic interfaces for water meters—Requirements
GB/T 35842-2018
Technical requirements for pre-insulated directly buried valve of urban heating
GB/T 35155-2017
Anti-cavitation type surge anticipation relief valve