GB/T 20801.3-2020 Pressure piping code—Industrial piping—Part 3:Design and calculation

GB/T 20801.1-2020 Pressure piping code—Industrial piping—Part 1:General GB/T 20801.2-2020 Pressure piping code—Industrial piping—Part 2:Materials GB/T 20801.4-2020 Pressure piping code—Industrial piping—Part 4:Fabrication and assembly GB/T 20801.5-2020 Pressure piping code—Industrial piping—Part 5:Inspection and testing GB/T 20801.6-2020 Pressure piping code—Industrial piping—Part 6:Safeguarding

GB/T 20801.3-2006 Pressure piping code—Industrial piping—Part 3:Design and calculation

GB/T 20801.1-2025 Pressure piping code—Part 1:Industrial piping

GB/T 12243-2021 Spring loaded safety valves GB/T 12246-1989 Pilot-operated reducing valves GB/T 12246-2006 Pilot operated pressure reducing valves GB/T 12246-2025 Pilot operated pressure reducing valves GB/T 12459-2017 Steel buttwelding pipe fittings—Types and parameter 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 12777-1999 General specification for metal bellows expansion joints GB/T 12777-2008 General specification for metal bellows expansion joints GB/T 12777-2019 General specification for metal bellows expansion joints GB/T 13295-2003 Ductile iron pipes,fittings and accessories for water or gas applications GB/T 13295-2008 Ductile iron pipes,fittings and accessories for water or gas applications GB/T 13295-2013 Ductile iron pipes,fittings and accessories for water or gas applications GB/T 13295-2019 Ductile iron pipes,fittings and accessories for water or gas applications GB/T 13402-1992 Large-diameter carbon steel pipe flanges GB/T 13402-2010 Large diameter steel pipe flanges GB/T 13402-2019 Large diameter steel pipe flanges GB/T 13927-1992 Pressure testing for general purpose valves GB/T 13927-2008 Industrial valves—Pressure testing GB/T 13927-2022 Industrial valves—Pressure testing GB/T 13932-1992 General purpose industrial valves—Cast iron swing check valves GB/T 13932-2016 Cast iron swing check valves GB/T 14383-1993 Forged steel socket welding pipe fittings GB/T 14383-2008 Forged fittings,socket-welding and threaded GB/T 14383-2021 Forged fittings,socket-welding and threaded GB/T 17116.1-1997 Pipe supports and hangers—Part 1:Technical specification GB/T 17116.1-2018 Pipe supports and hangers—Part 1:Technical specification GB/T 17116.2-1997 Pipe supports and hangers—Part 2:Pipe attachments GB/T 17116.2-2018 Pipe supports and hangers—Part 2:Pipe attachments GB/T 17116.3-1997 Pipe supports and hangers—Part 3:Middle connection attachments and building structure attachments GB/T 17116.3-2018 Pipe supports and hangers—Part 3:Middle connection attachments and building structure attachments GB/T 17185-1997 Steel pipe fittings for flanged joint GB/T 17185-2012 Steel flanged fittings GB/T 17186.1-2015 Calculation methods for the pipe flange joints—Part 1:Calculation method satisfies both strength and rigidity requirements GB/T 17241.1-1998 Synoptic table for cast iron pipe flanges GB/T 17241.1-2024 Cast iron pipe flanges—Part 1:PN designated GB/T 17241.2-1998 Cast iron pipe blank flanges GB/T 17241.2-2024 Cast iron pipe flanges—Part 2:Class designated GB/T 17241.3-1998 Hubbed threaded cast iron pipe flanges GB/T 17241.4-1998 Hubbed slip-on-welding and hubbed socket welding cast iron pipe flanges GB/T 17241.5-1998 Loose hubbed cast iron pipe flanges for lapped pipe end GB/T 17241.6-1998 Integral cast iron pipe flanges GB/T 17241.6-2008 Integral cast iron flanges GB/T 17241.7-1998 Specifications for cast iron pipe flanges GB/T 17395-1998 Dimensions、shapes、masses and tolerances of seamless steel tubes GB/T 17395-2008 Dimensions,shapes,masses and tolerances of seamless steel tubes GB/T 17395-2024 Dimensions,shapes,masses and tolerances of steel tubes GB/T 18615-2002 Non-alloyed and stainless steel fittings for corrugated flexible metallic hoses GB/T 19326-2003 Forged branch outlet fittings—Socket welding, threaded and butt-welding ends GB/T 19326-2012 Forged branch outlet fittings,socket-welding,threaded and buttwelding GB/T 19326-2022 Forged branch outlet fittings GB/T 20801.1-2020 Pressure piping code—Industrial piping—Part 1:General GB/T 20801.2-2020 Pressure piping code—Industrial piping—Part 2:Materials GB/T 20801.4-2020 Pressure piping code—Industrial piping—Part 4:Fabrication and assembly GB/T 20801.5-2020 Pressure piping code—Industrial piping—Part 5:Inspection and testing GB/T 20801.6-2020 Pressure piping code—Industrial piping—Part 6:Safeguarding GB/T 26480-2011 Valve inspection and testing GB/T 26481-2011 Valve test for fugitive emissions GB/T 26481-2022 Industrial valves test for fugitive emissions GB/T 29168.1-2012 Petroleum and natural gas industries—Induction bends,fittings and flanges for pipeline transportation systems—Part 1:Induction bends GB/T 29168.1-2021 Petroleum and natural gas industries—Induction bends, fittings and flanges for pipeline transportation systems—Part 1:Induction bends GB/T 29168.2-2012 Petroleum and natural gas industries—Induction bends,fittings and flanges for pipeline transportation systems—Part 2:Fittings GB/T 29168.2-2024 Petroleum and natural gas industries—Bends,fittings and flanges for pipeline transportation systems—Part 2:Fittings GB/T 29168.3-2012 Petroleum and natural gas industries—Induction bends,fittings and flanges for pipeline transportation systems—Part 3:Flanges GB/T 32294-2015 Forged unions,socket-welding and threaded GB/T 38343-2019 Technical specification for flange joints installation HG/T 3651-1999 Unalloyed titanium and titanium alloy butt-welding seamless pipe fittings HG/T 20553-2011 Selection series of steel pipe size for chemical piping HG/T 20553-1993 Selection series of seamless and welded steel pipes for chemical piping applications 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 20614 HG/T 20615 HG/T 20623 HG/T 20627 HG/T 20628 HG/T 20630 HG/T 20631 HG/T 20632 HG/T 20633 HG/T 20634 HG/T 20635 HG/T 21547-1993 Piping plugs, spacer rings, and 8-shaped blind plates made of steel for use in pipelines JB/T 2768-2010 Valve components, high-pressure pipes, pipe fittings, and valve end sizes JB/T 2768-1992 PN16.0-32.0MPa pipe, tube fittings, and valve end sizes JB/T 2769-2008 Valve components high pressure threaded flange JB/T 2769-1992 PN16.0-32.0MPa threaded flange is a type of flange with a pressure rating of 16.0-32.0 MPa. It is typically used for connecting pipes and equipment in a pressure vessel or pipeline system JB/T 2772-2008 Valve components, high-pressure blind plate JB/T 2772-1992 PN16.0~32.0MPa blind plate JB/T 2776-2010 Valve components high-pressure lens gasket JB/T 2776-1992 Lens gasket with a pressure rating of PN16.0-32.0MPa JB/T 2778-2008 Valve components, high-pressure piping and fittings, and temperature markings JB/T 2778-1992 JB 4732 JB/T 6439-2008 Valve pressure parts are inspected by magnetic particle testing JB/T 6439-1992 The valve is subjected to magnetic particle inspection of the pressure die-cast steel parts 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 6899-1993 Fire-resistant Test for Valves JB/T 6899-1993 JB/T 6902-2008 Check method for liquid penetration in valves JB/T 6903-2008 JB/T 7747-2010 needle-shaped stop valve JB/T 7747-1995 Needle-shaped stop valve JB/T 7927-2014 The appearance quality requirements for valve cast steel components JB/T 8527-2015 Metal Sealing Butterfly Valve JB/T 8527-1997 Metal Sealing Butterfly Valve JB/T 8937-2010 Check valve with snap-action design JB/T 8937-1999 Check valve with clamp mount NB/T 47014-2023 Pressure equipment welding process qualification SH/T 3419-2007 Steel swage(d) nipples SH/T 3425 ISO 15848-1 API 600 ASME BPV Code Ⅷ-2 ASME B16.9 ASME B16.11 ASME B36.10M ASME B36.19M