GB/T 4352-1984
Replaced
GB/T 44851.7-2025
Active
National standards
GB/T 44851.7-2025 Road vehicles—Liquefied natural gas(LNG) fuel system components—Part 7:Pressure relief valve(PRV)
GB/T 44851.7-2025 Road vehicles—Liquefied natural gas(LNG) fuel system components—Part 7:Pressure relief valve(PRV)
Basic Information
Standard Code:
GB/T 44851.7-2025
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
A car
ICS Name:
Comprehensive Road Vehicles
Publish Date:
2025-08-29
Implement Date:
2026-03-01
Publisher:
国家市场监督管理总局、国家标准化管理委员会
Technical Committee:
全国汽车标准化技术委员会(SAC/TC 114)
Pages:
16 pages
Scope
本文件规定了用于道路车辆液化天然气(LNG)燃气系统的气瓶用压力计的技术要求,并描述了试验方法。
本文件适用于GB/T 3730.1中定义的车辆类型。
本文件不适用于以下内容:
a) 气瓶;
b) 固定式燃气发动机;
c) 容器固定机件;
d) 电子燃料控制系统;
e) 加注口。
本文件未覆盖到的部件参照执行,并进行相应的功能测试。
除非另有规定,本文件中提及的压力均视为表压。
本文件中用作燃料的天然气的工作压力取1.6 MPa。通过适当的因数(比例)调整压力,以适应其他工作压力。例如,工作压力为2 MPa的系统要求压力乘以1.25。
Development Information
Drafting Units:
中国汽车工程研究院股份有限公司、重庆市特种设备检测研究院、随州产品质量监督检验所、重庆凯瑞动力科技有限公司、湖南安广检验检测有限公司、陕西中正特种设备安全检验检测有限公司、中国合格评定国家认可中心、吉林市特种设备检验中心(吉林市特种设备事故调查服务中心)、天华化工机械及自动化研究设计院有限公司
Drafting Persons:
艾红霞、黄崧、唐静宁、郭文军、唐昆鹏、袁张、王聪、蒋大荣、张静梓、乐中耀、曾繁卓、王应国、杨勇、孙晓靖、王英孝、孙健、赵明忠、赵红全、李男男、杨林、黄兴、陈浩、谭琛川、朱宁、张亚、陈万应、冯璐、唐诗华、王飞、冯皓然
Same series standard
GB/T 44851.1-2025 Road vehicles—Liquefied natural gas(LNG) fuel system components— Part 1:General requirements and definitions
GB/T 44851.2-2025 Road vehicles—Liquefied natural gas(LNG) fuel system components— Part 2:Performance and general test methods
GB/T 44851.4-2025 Road vehicles—Liquefied natural gas(LNG) fuel system components—Part 4:Manual valve
GB/T 44851.5-2025 Road vehicles—Liquefied natural gas(LNG) fuel system components—Part 5:Tank pressure gauge
GB/T 44851.8-2025 Road vehicles—Liquefied natural gas(LNG) fuel system components— Part 8:Excess flow valve
GB/T 44851.10-2025 Road vehicles—Liquefied natural gas(LNG) fuel system components—Part 10:Rigid fuel line in stainless steel
GB/T 44851.11-2025 Road vehicles—Liquefied natural gas(LNG) fuel system components—Part 11:Fittings
GB/T 44851.12-2025 Road vehicles—Liquefied natural gas(LNG) fuel system components—Part 12:Rigid fuel line in copper and its alloys
GB/T 44851.13-2025 Road vehicles—Liquefied natural gas(LNG) fuel system components—Part 13:Tank pressure control regulator
GB/T 44851.14-2025 Road vehicles—Liquefied natural gas(LNG) fuel system components—Part 14:Differential pressure fuel content gauge
GB/T 44851.15-2025 Road vehicles—Liquefied natural gas(LNG) fuel system components—Part 15:Capacitance fuel content gauge
GB/T 44851.16-2025 Road vehicles—Liquefied natural gas(LNG) fuel system components—Part 16:Heat exchanger-vaporizer
GB/T 44851.17-2025 Road vehicles—Liquefied natural gas(LNG) fuel system components—Part 17:Natural gas detector
GB/T 44851.18-2025 Road vehicles—Liquefied natural gas(LNG) fuel system components—Part 18:Gas temperature sensor
Referenced Standards
Adopt standards
ISO 12614-7:2021
Related Standards
GB/T 4353-1984
Replaced
GB/T 4353-1984 Fuel consumption for passenger vehicles in operation
GB/T 4971-1985
Replaced
GB/T 4971-1985 Terms and definitions—Automotive ride comfort
GB/T 5902-1986
Replaced
GB/T 5902-1986 Method of pulse input running test-Automobile ride comfort
GB/T 7031-1986
Replaced
GB/T 7031-1986 Vehicle vibration—Describing method for road surface irregularity
GB/T 918.1-1989
Abolished