GB/T 47548-2026 Town compressed natural gas(CNG) supply installations

GB/T 19066.2-2003 Dimensions of flexible graphite corrugated metal gaskets for pipe flanges GB/T 19066.2-2020 Composite wave-serrated metal gaskets for pipe flanges—Part 2:Class designated GB/T 19066.3-2003 Specifications of flexible graphite corrugated metal gaskets GB/T 19672-2005 Specification of pipeline valves GB/T 19672-2021 Pipeline valves—Technical specification GB/T 20801.1-2006 Pressure piping code—Industrial piping—Part 1:General GB/T 20801.1-2020 Pressure piping code—Industrial piping—Part 1:General GB/T 20801.1-2025 Pressure piping code—Part 1:Industrial piping GB/T 23934-2009 Hot coiled helical compression springs—Technical specifications GB/T 23934-2015 Hot formed helical compression springs—Technical Requirement GB/T 25198-2010 Heads for pressure vessels GB/T 25198-2023 Heads for pressure vessels GB/T 26640-2011 Specification for minimal thickness of the shell of valves GB 27790-2011 City gas pressure regulators GB 27790-2020 City gas pressure regulator GB/T 32201-2015 Gas meters GB/T 36051-2018 Gas filter GB/T 39245.1-2020 Grooved metal gaskets with covering layers for pipe flanges—Part 1:PN designated GB/T 39245.2-2020 Grooved metal gaskets with covering layers for pipe flanges—Part 2:Class designated GB/T 41315-2022 Safety shut-off valves for city gas transmission and distribution system GB/T 43079.1-2023 Specification for selection and matching of steel pipe flanges,gaskets and fasteners—Part 1:PN designated GB/T 43079.2-2023 Specification for selection and matching of steel pipe flanges,gaskets and fasteners—Part 2:Class designated GB 50028-2006 Code for design of city gas engineering GB 50057-2010 Code for design protection of structures against lightning GB 50058-2014 Code for design of electrical installations in explosive atmospheres GB 50156-2021 Code for design and construction of filling station GB 50169-2016 Code for construction and acceptance of grounding connection electric equipment installation engineering GB 50235-2010 Code for construction and acceptance of industrial metallic piping GB 50236-2011 Code for construction and acceptance of field equipment, industrial pipe welding engineering GB 50316-2000 Design code for industrial metallic piping GB/T 50493-2019 Specification for design of combustible gas and toxic gas detection and alarm for petrochemical industry GB 50683-2011 Code for acceptance of field equipmemt,industrial pipe welding construction quality GB 51102-2016 Code for design of city gas engineering CJ/T 335-2010 Slam-shut valves and relief valves for city gas CJ/T 448-2014 Odorization unit for city gas CJ/T 514-2018 Metal valves for gas transmission HG/T 20592 HG/T 20606 HG/T 20607 HG/T 20609 HG/T 20610 HG/T 20611 HG/T 20612 HG/T 20613 HG/T 20615 HG/T 20628 HG/T 20630 HG/T 20631 HG/T 20632 HG/T 20633 HG/T 20634 JB/T 6440-2008 The valve is subjected to radiographic inspection of the pressure die-cast steel component JB/T 6440-1992 The valve is subjected to radiographic inspection of the pressure die-cast steel parts JB/T 7248-2008 Low-temperature Steel Casting for Valve Components Technical Specification JB/T 7248-2024 The technical specifications for low-temperature steel castings used in valves JB/T 7248-1994 The technical specification for low-temperature steel castings used in valves JB/T 7927-2014 The appearance quality requirements for valve cast steel components JB/T 7927-1999 The appearance quality requirements for valve cast steel parts JB/T 7387-2014 Electric control valve for industrial process control system JB/T 7387-1994 Electric control valve for industrial process control system JB/T 7944-2013 Sample inspection of cylindrical spring in accordance with JB/T 7944-2013 JB/T 7944-2000 Sample inspection of cylindrical spring according to JB/T 7944-2000 JB/T 11049-2010 Self-acting pressure regulating valve JB/T 11492-2013 Copper ball valve and stop valve for gas pipeline NB/T 10558-2021 Pressure vessel coating and transportation packaging NB/T 47008-2017 Carbon steel and alloy steel forgings used in pressure equipment NB/T 47008-2010 Carbon and alloy steel forgings for pressure equipments NB/T 47009-2017 Low-temperature pressure-bearing equipment alloy steel for forging NB/T 47009-2010 Low-alloy steel forgings for low temperature pressure equipments NB/T 47010-2017 Stainless steel and heat-resistant steel forgings used in pressure equipment NB/T 47010-2010 Stainless and heat-resisting steel forgings for pressure equipments NB/T 47013.1-2015 Non-destructive testing of pressure equipment - Part 1: General requirements NB/T 47013.2-2015 Non-destructive testing of pressure equipment - Part 2: Radiographic testing NB/T 47013.3-2023 Non-destructive testing of pressure equipment - Part 3: Ultrasonic testing NB/T 47013.3-2015 Non-destructive testing of pressure equipment - Part 3: Ultrasonic testing NB/T 47013.4-2015 "Non-destructive testing of pressure equipment - Part 4: Magnetic particle testing" NB/T 47013.5-2015 Non-destructive testing of pressure equipment - Part 5: Penetrant testing NB/T 47013.6-2015 Non-destructive testing of pressure equipment - Part 6: Eddy current testing NB/T 47013.7-2012 Nondestructive testing of pressure equipments-Part 7:Visual examination NB/T 47013.8-2012 Nondestructive testing of pressure equipments-Part 8:Leak Testing NB/T 47013.8-2025 Non-destructive testing of pressure equipment - Part 8: Leakage testing NB/T 47013.9-2012 Nondestructive testing of pressure equipments-Part 9:Acoustic emission testing NB/T 47013.10-2015 Non-destructive testing of pressure equipment - Part 10: Ultrasonic testing using time-of-flight diffraction method NB/T 47013.10-2010 Nondestructive testing of pressure equipments-Part 10:Ultrasonic time of flight diffraction technique NB/T 47013.11-2023 Non-destructive testing of pressure equipment - Part 11: Digital imaging detection using X-ray technology NB/T 47013.11-2015 Non-destructive testing of pressure equipment - Part 11: X-ray digital imaging testing NB/T 47013.12-2015 Non-destructive testing of pressure equipment - Part 12: Magnetic flux leakage testing NB/T 47013.13-2015 Non-destructive testing of pressure equipment - Part 13: Impulse eddy current testing NB/T 47013.14-2023 Non-destructive testing of pressure equipment - Part 14: X-ray computer-aided imaging inspection NB/T 47013.14-2016 Non-destructive testing of pressure equipment - Part 14: X-ray computer-aided imaging detection NB/T 47013.15-2021 NB/T 47013.15-2021 Nondestructive testing for pressure equipment - Part 15: Phased array ultrasonic testing NB/T 47013.16-2024 NB/T 47013.16-2024 Nondestructive testing of pressure equipment Part 16: Infrared thermal imaging testing NB/T 47013.17-2024 NB/T 47013.17-2024 Nondestructive testing for pressure equipment - Part 17: Magnetic-memory testing NB/T 47013.18-2024 NB/T 47013.18-2024 Nondestructive testing for pressure equipment - Part 18: Array eddy current testing NB/T 47013.21-2025 Non-destructive testing of pressure equipment - Part 21: Detection using alternating electromagnetic fields NB/T 47013.2-2015 Non-destructive testing of pressure equipment - Part 2: Radiographic testing NB/T 47013.3-2023 Non-destructive testing of pressure equipment - Part 3: Ultrasonic testing NB/T 47013.3-2015 Non-destructive testing of pressure equipment - Part 3: Ultrasonic testing NB/T 47013.4-2015 "Non-destructive testing of pressure equipment - Part 4: Magnetic particle testing" NB/T 47013.5-2015 Non-destructive testing of pressure equipment - Part 5: Penetrant testing NB/T 47013.7-2012 Nondestructive testing of pressure equipments-Part 7:Visual examination NB/T 47013.10-2015 Non-destructive testing of pressure equipment - Part 10: Ultrasonic testing using time-of-flight diffraction method NB/T 47013.10-2010 Nondestructive testing of pressure equipments-Part 10:Ultrasonic time of flight diffraction technique NB/T 47013.11-2023 Non-destructive testing of pressure equipment - Part 11: Digital imaging detection using X-ray technology NB/T 47013.11-2015 Non-destructive testing of pressure equipment - Part 11: X-ray digital imaging testing NB/T 47014-2023 Pressure equipment welding process qualification NB/T 47018.1-2017 Welding Material for Pressure Equipment Ordering Technical Specification Part 1: Purchase General Rules NB/T 47018.1-2011 Technical permission of welding materials for pressure equipment Section 1:General rule NB/T 47018.2-2017 The technical requirements for ordering welding materials for pressure equipment Part 2: Steel welding rods NB/T 47018.2-2011 Technical permission of welding materials for pressure equipment Section 2:Electrodes for steel NB/T 47018.3-2017 Specifications for Welding Materials for Pressure Equipment - Part 3: Gas-protected Electric Arc Welding Wire and Filler Wire NB/T 47018.3-2011 Technical permission of welding materials for pressure equipment Section 3:Steel electrodes and rods for gas shielded arc welding NB/T 47018.4-2017 Specification for Welding Materials for Pressure Equipment Part 4: Filler Steel Welding Wire and Welding Solder for Submerged-Arc Welding NB/T 47018.4-2011 Technical permission of welding materials for pressure equipment Section 4:Electrodes and fluxes for submerged arc welding NB/T 47018.5-2017 "Specifications for welding materials used in pressure equipment - Part 5: Stainless steel welding strips and welding fluxes for overlay welding" NB/T 47018.5-2011 Technical permission of welding materials for pressure equipment Section 5:Stainless steel strip electrodes and fluxes for overlay welding NB/T 47018.6-2011 Technical permission of welding materials for pressure equipment Section 6:Bare aluminum and aluminum-alloy welding electrodes and rods NB/T 47018.7-2011 Technical permission of welding materials for pressure equipment Section 7:Titanium and titanium-alloy welding electrodes and rods SH/T 3097-2017 Specification for design of static electricity earthing in petrochemical industry SY/T 0510-2017 Steel butt-welding pipe fittings specification SY/T 0510-2010 Steel butt welding pipe fittings specification SY/T 0510-1998 Steel butt welded pipe fittings SY/T 0516-2016 Insulation joint and insulation flange technical specifications SY/T 0516-1997 Insulating flange design technical regulations SY/T 0516-2008 Insulation joint and insulation flange technical specifications SY/T 7036-2016 External protective coating specifications for pipelines and equipment at oil and natural gas terminals TSG D0001-2009 Pressure Pipe Safety Technology Supervision Regulation for Industrial Pressure Pipe TSG 21-2016 Supervision Regulation on Safety Technology for Stationary Pressure Vessel