GB/T 17926-2009 Compressed natural gas cylinder valve for vehicle

GB 17926-1999 Valves for compression natural gas cylinders for vehicles

GB/T 17926-2022 Compressed natural gas cylinder valve for vehicle

GB 17258-1998 Steel cylinders for the on—board of compressed natural gas as a fuel for vehicles GB/T 197-2003 General purpose metric screw threads—Tolerances GB/T 197-2018 General purpose metric screw threads—Tolerances GB/T 228-2002 Metallic materials—Tensile testing at ambient temperature GB/T 228.1-2010 Metallic materials—Tensile testing—Part 1:Method of test at room temperature GB/T 228.1-2021 Metallic materials—Tensile testing—Part 1:Method of test at room temperature GB/T 228.2-2015 Metallic materials—Tensile testing—Part 2:Method of test at elevated temperature GB/T 228.3-2019 Metallic materials—Tensile testing—Part 3:Method of test at low temperature GB/T 228.4-2019 Metallic materials—Tensile testing—Part 4:Method of test in liquid helium GB/T 1173-1995 Casting aluminium alloys GB/T 1173-2013 Casting aluminum alloy GB/T 3512-2001 Rubber, vulcanized or thermoplastic—Accelerated ageing and heat resistance tests—Air-oven method GB/T 3512-2014 Rubber, vulcanized or thermoplastic—Accelerated ageing and heat resistance tests—Air-oven method GB/T 3934-2003 Specification of gauges for general purpose screw threads GB/T 4423-1992 Wrought copper and copper alloys—Drawn rods and bars GB/T 4423-2007 Copper and copper-alloy cold-drawn rod and bar GB/T 4423-2020 Copper and copper alloy cold-drawn rod and bar GB/T 5121.1-1996 Copper and copper alloys—Determination of copper content GB/T 5121.1-2008 Methods for chemical analysis of copper and copper alloys—Part 1:Determination of copper content GB/T 5121.3-1996 Copper and copper alloys—Determination of lead content GB/T 5121.3-2008 Methods for chemical analysis of copper and copper alloys—Part 3:Determination of lead content GB/T 5121.9-1996 Copper and copper alloys—Determination of iron content GB/T 5121.9-2008 Methods for chemical analysis of copper and copper alloys—Part 9:Determination of iron content GB/T 5231-2001 Wrought copper and copper alloys chemical composition limits and forms of wrought products GB/T 5231-2012 Designation and chemical composition of wrought copper and copper alloys GB/T 5231-2022 Designation and chemical composition of wrought copper and copper alloys GB 8335-1998 Special threads for gas cylinders GB/T 8335-2011 Special threads for gas cylinders GB/T 8336-1998 Special thread gauges for gas cylinders GB/T 8336-2011 Special thread gauges for gas cylinders GB 8337-1996 Fusible plug for gas cylinders GB/T 8337-2011 Fusible plug device for gas cylinders GB/T 10567.2-1997 Wrought copper and copper alloys—Detection of residual stress—Ammonia test GB/T 10567.2-2007 Wrought copper and copper alloys—Detection of residual stress—Ammonia test GB/T 12716-2002 Pipe threads with the thread angle of 60 degrees where pressure-tight joints are made on the threads GB/T 12716-2011 Pipe threads with the thread angle of 60 degrees where pressure-tight joints are made on threads GB/T 13005-1991 Terminology of gas cylinders GB/T 13005-2011 Terminology of gas cylinders GB 15383-1994 Outlet connections and sizes for cylinder valves GB/T 15383-2011 Connection types and dimensions for gas cylinder valve outlets GB/T 16918-1997 Bursting discs specification for gas cylinder GB/T 16918-2017 Bursting disc safety devices for gas cylinders HG/T 2579-2008 HG/T 2579-2008 O-ring materials for general hydraulic system HG/T 2579-1994 O-ring rubber material - Part 1: For general hydraulic systems HG/T 3092-1988 Material of rubber seals used for gas supply pipes and fittings QC/T 674-2007 Car Compressed Natural Gas Valve QC/T 674-2024 CNG solenoid valve for vehicles GB/T 3934-2025 Specification of gauges for general purpose screw threads