GB/T 18437.1-2009 The technical criterion of refitting for vehicle by using gas—Part 1:Compressed natural gas automobile

GB/T 18437.2-2009 The technical criterion of refitting for vehicle by using gas—Part 2:Liquid petrol gas automobile

GB/T 18437.1-2001 The technical criterion of refitting for vehicle by using gas—Compressed natural gas for vehicle(CNGV)

QC/T 675 QC/T 29009 GB/T 3765-1983 Specification for bite type tube fittings GB/T 3765-2008 24°cone connectors—Specification GB 3847-1999 Limits and measurement methods for exhaust visible pollutants from compression ignition(C.I.) engines and vehicles equipped with C.I. engines GB 7258-1997 Safety specifications for motor vehicles operating on roads GB 7258-2004 Safety specifications for power-driven vehicles operating on roads GB 7258-2012 Safety specifications for power-driven vehicles operating on roads GB 7258-2017 Technical specifications for safety of power-driven vehicles operating on roads GB 15382-1994 General technique specifications for cylinder valves GB/T 15382-2009 General specifications of gas cylinder valves GB/T 15382-2021 General specifications of gas cylinder valves GB 15383-1994 Outlet connections and sizes for cylinder valves GB/T 15383-2011 Connection types and dimensions for gas cylinder valve outlets GB 17258-1998 Steel cylinders for the on—board of compressed natural gas as a fuel for vehicles GB/T 17258-2011 Steel cylinders for the on-board storage of compressed natural gas as a fuel for automotive vehicles GB/T 17258-2022 Steel cylinders for the on-board storage of compressed natural gas as a fuel for automotive vehicles GB/T 17676-1999 Natural gas vehicle and liquefied petroleum gas vehicle—Identification marks GB/T 17895-1999 Natural gas vehicle and liquefied petroleum gas vehicle—Vocabulary GB/T 18276-2000 Test-bed methods and evaluating index of dynamic property for motor vehicles GB/T 18276-2017 Test-bed methods and evaluating index of dynamic property of motor vehicles GB 18285-2000 Limits and measurement methods for exhausts of pollutants from in-use vehicles GB/T 18363-2001 Filling receptacle of CNG vehicle GB/T 18363-2017 Filling receptacle of CNG vehicle GB/T 19240-2003 Mounting requirements of special equipment for compressed natural gas vehicles GB/T 20735-2006 Pressure regulator of CNG vehicles GB 3847-2018 Limits and measurement methods for emissions form diesel vehicles under free acceleration and lugdown cycle GB 3847-2005 Limits and measurement methods for exhaust smoke from C.I.E. (Compression Ignition Engine) and vehicle equiped with C.I.E. QC/T 245-2017 Compression Natural Gas Vehicle Gasoline System Technical Specification QC/T 245-2002 Special requirements for compressed natural gas vehicle dedicated equipment QC/T 413-2002 Car electrical and electronic equipment basic technical requirements QC/T 674-2007 Car Compressed Natural Gas Valve QC/T 674-2024 CNG solenoid valve for vehicles QC/T 746-2006 Compressed natural gas vehicle high-pressure hose QC/T 746-2024 High pressure pipelines for compressed natural gas vehicles GB/T 17676-2025 Gaseous fuel vehicle—Identification marks GB/T 20735-2025 Pressure regulator of CNG vehicles GB/T 17895-2025 Gaseous fuel vehicle—Terminology