Current standards

GB/T10752-1995 Butt weld joints for marine steel pipes

GB/T12772-1999 Flexible joint cast iron pipes and fittings for drainage

GB/T 8803-2001 Hot oven test method for injection molded rigid polyvinyl chloride (PVC-U), chlorinated polyvinyl chloride (PVC-C), acrylonitrile-butadiene-styrene terpolymer (ABS) and acrylonitrile-styrene-acrylate terpolymer (ASA) pipe fittings

GB/T 8802-2001 Determination of Vicat softening temperature of thermoplastic plastic pipes and fittings

GB/T 18251-2000 Determination of pigment or carbon black dispersion in polyolefin pipes, fittings and mixed materials

GB/T 18474-2001 Test method for crosslinking degree of crosslinked polyethylene (PE-X) pipes and fittings

GB/T 18475-2001 Material classification and naming for thermoplastic pressure pipes and fittings General use (design) coefficient

GB/T 18742.3-2002 Polypropylene piping systems for hot and cold water Part 3: Pipe fittings

GB/T 18991-2003 Thermoplastic pipes and fittings for hot and cold water systems

GB/T 18993.3-2003 Chlorinated polyvinyl chloride (PVC-C) piping systems for hot and cold water Part 3: Pipe fittings

GB/T 18998.3-2003 Chlorinated polyvinyl chloride (PVC-C) piping systems for industrial use Part 3: Pipe fittings

GB/T 19228.3-2003 Rubber O-rings for stainless steel compression fittings

GB/T 19278-2003 General terms and definitions for thermoplastic pipes, fittings and valves

GB/T 19473.3-2004 Polybutylene (PB) piping systems for hot and cold water Part 3: Pipe fittings

GB/T 12459-2005 Steel butt-welded seamless pipe fittings

GB/T 19712-2005 Plastic pipes and fittings Polyethylene (PE) saddle bypass impact test method

GB 15558.2-2005 Buried polyethylene (PE) piping systems for gas Part 2: Pipe fittings

GB/T 13663.2-2005 Polyethylene (PE) piping systems for water supply Part 2: Pipe fittings

GB/T 19806-2005 Plastic pipes and fittings Polyethylene electrofusion assembly extrusion peel test

GB/T 19807-2005 Plastic pipes and fittings Preparation of polyethylene pipe and electrofusion fittings combination test pieces

GB/T 19808-2005 Tensile peel test of polyethylene electric fusion assemblies with a nominal outer diameter greater than or equal to 90 mm for plastic pipes and fittings

GB/T 19809-2005 Preparation of hot-melt butt assemblies of polyethylene (PE) pipes/pipes or pipes/fittings for plastic pipes and fittings

GB/T 19810-2005 Determination of tensile strength and failure mode of hot-melt butt joints of polyethylene (PE) pipes and fittings

GB/T 13401-2005 Butt-welded fittings made of steel plate

GB/T 19993-2005 Thermal cycle test method for combined systems of pipes and fittings for thermoplastic piping systems for hot and cold water

GB/T 5836.2-2006 Rigid polyvinyl chloride (PVC-U) fittings for building drainage

GB/T 15819-2006 Test method and technical requirements for environmental stress cracking sensitivity of polyethylene (PE) pipes for irrigation caused by inserted fittings

GB/T 20201-2006 Mechanical connection fittings for polyethylene (PE) pressure pipes for irrigation

GB/T 20207.2-2006 Acrylonitrile-butadiene-styrene (ABS) pressure piping systems Part 2: Fittings

GB/T 20674.2-2006 Plastic pipes and fittings polyethylene system welding equipment Part 2: Electric fusion connection

GB/T 20674.1-2006 Plastic pipes and fittings polyethylene system welding equipment Part 1: Butt fusion

GB/T 8801-2007 Drop test method for rigid polyvinyl chloride (PVC-U) pipe fittings

GB/T 21300-2007 Determination of opacity of plastic pipes and fittings

GB/T 21409-2008 General rules for inspection, installation and use of glass equipment, pipelines and fittings

GB/T 21408-2008 Glass equipment, pipelines and fittings. Versatility and interchangeability of 15mm to 150mm diameter pipelines and fittings

GB/T 14383-2008 Forged socket welding and threaded fittings

GB/T 13295-2008 Ductile iron pipes, fittings and accessories for water and gas pipelines

GB/T 6567.3-2008 Graphical symbols for technical drawing pipeline systems

GB/T 22051-2008 Sliding ferrule cold expansion fittings for cross-linked polyethylene (PE-X) pipes

GB/T 6567.5-2008 Graphical symbols for technical drawing pipeline systems. Axonometric drawings of graphic symbols for pipelines, fittings and valves

GB/T 11618.1-2008 Copper pipe joints Part 1: Brazed fittings

GB/T 12772-2008 Flexible joint cast iron pipes, fittings and accessories for drainage

GB/T 3420-2008 Grey cast iron fittings

GB/T 11618.2-2008 Copper pipe joints Part 2: Press-fit fittings

GB/T 23241-2009 Basic parameters and technical conditions of plastic pipes and fittings for irrigation

GB/T 23682-2009 Requirements, design and installation of hose fittings, seismic isolation pipes and expansion joints for refrigeration systems and heat pumps

GB/T 24452-2009 Chlorinated polyvinyl chloride (PVC-C) pipes and fittings for sewage and wastewater (high and low temperature) in buildings

GB/T 17457-2009 Cement mortar lining of ductile iron pipes and fittings

GB/T 24596-2009 Polyurethane coating of ductile iron pipes and fittings

GB/T 24672-2009 Thin-walled metal pipes and fittings for sprinkler irrigation

GB/T 5135.19-2010 Automatic sprinkler fire extinguishing system Part 19: Plastic pipes and fittings

GB/T 26002-2010 Stainless steel corrugated hoses and fittings for gas transmission

GB/T 26120-2010 Low-pressure stainless steel threaded fittings

GB/T 26081-2010 Ductile iron pipes, fittings and accessories for sewage

GB 26255.2-2010 Mechanical fittings for polyethylene piping systems for gas Part 2: Steel-plastic conversion fittings for pipes with a nominal outer diameter greater than 63mm

GB 26255.1-2010 Mechanical fittings for polyethylene piping systems for gas Part 1: Steel-plastic conversion fittings for pipes with a nominal outer diameter not greater than 63mm

GB/T 26500-2011 General technical requirements for fluoroplastic lined steel pipes and fittings

GB/T 19228.2-2011 Stainless steel press fittings Part 2: Thin-walled stainless steel pipes for connection

GB/T 19228.1-2011 Stainless steel press fittings Part 1: Press fittings

GB/T 27684-2011 Titanium and titanium alloy seamless and welded pipe fittings

GB/T 27891-2011 Carbon steel press fittings

Industry standards

1) “Steel butt-weld seamless pipe fittings” GB/T 12459-2005

2) “Steel plate butt-weld pipe fittings” GB/T 13401-2005

3) “Power station steel butt-weld pipe fittings” DL/T 695-1999

SH 3408 Steel butt-weld seamless pipe fittings SH 3409 Steel plate butt-weld fittings

SH 3410 forged steel socket-weld fittings

HGJ514-87 seamless butt-weld fittings of carbon steel and low alloy steel

American pipe fittings standards

ASME/ANSI B16.9 seamless steel pipe butt-weld fittings manufactured in factories

ASME/ANSI B16.11 socket-weld and threaded forged fittings

ASME/ANSI B16.28 steel butt-weld small radius elbows and setbacks

ASME B16.5 pipe flanges and flange accessories

MSS SP-43 forged stainless steel butt-weld fittings

MSS SP-83 socket-weld and threaded unions

MSS SP-97 integrally reinforced sockets with socket-weld, threaded and butt-weld ends

ASME B16.3-1998 forged cast iron threaded pipes

Pipeline standards

1 Former Ministry of Labor Document [1996] No. 140 Regulations on Safety Management and Supervision of Pressure Pipelines *

2 National Quality Inspection and Inspection Bureau Document [2002] No. 235 Qualification Permit and Management Rules for Pressure Vessel and Pressure Pipeline Design Units

3 Bureau of Quality and Technical Supervision Document [1999] No. 143 Notice on Strengthening Safety Supervision and Management of Liquefied Petroleum Gas Stations

4 Bureau of Quality and Technical Supervision Document [1999] No. 59 Opinions on Implementing the “Notice on Strengthening Safety Supervision and Management of Liquefied Petroleum Gas Stations” 5 Former Ministry of Labor Document [1996] No. 276 Regulations on Safety Technical Supervision of Steam Boilers *

6 Former Ministry of Labor Document [1997] No. 74 Regulations on Safety Technical Supervision of Hot Water Boilers *

7 Former Ministry of Labor Document [1993] No. 356 Regulations on Safety Technical Supervision of Organic Heat Carrier Boilers *

8 Bureau of Quality and Technical Supervision Document [1999] No. 154 Regulations on Safety Technical Supervision of Pressure Vessels *

9 GB4962-1985 Safety technical regulations for the use of hydrogen

10 GB6222-1986 Safety regulations for industrial gas

11 GB11984-1989 Safety regulations for chlorine

12 GB13348-1992 Safety regulations for static electricity of liquid petroleum products

13 SY6186-1996 Safety regulations for petroleum and natural gas pipelines

14 SY5737-1995 Safety regulations for oil pipeline transportation

15 DL/T561-95 Guidelines for water vapor chemistry supervision in thermal power plants

16 DL/T709-1999 Technical regulations for safety inspection of pressure steel pipes

Fire protection, sanitation and environmental protection

1 GB50160-92 (Partially revised in 1999) Fire protection design specifications for petrochemical enterprises *

2 GB5044-1985 Occupational contact toxic hazard level classification *

3 GBJ16-87 (Partially revised in 2001) Code for fire protection of building design

4 GBJ73-84 Code for design of clean workshops

5 GB/T3840-1991 Technical principles and methods for formulating local air pollutant emission standards

GB16297-1996 Comprehensive emission standards for air pollutants

6 GB50058-1992 Design specification for electrical installations in explosive and fire hazardous environments *

GB50084-2001 Design specification for automatic sprinkler fire extinguishing systems

7 GB50183-1993 Fire protection code for crude oil and natural gas engineering design

8 GB50187-1993 General layout design specification for industrial enterprises ×

GB50338-2003 Design specification for fixed fire cannon fire extinguishing systems

9 HG20532-1993 Safety and health design regulations for chemical powder engineering

10 HG20571-1995 Safety and health design regulations for chemical enterprises ×

11 HG20667-1986 Environmental protection design regulations for chemical construction projects HGJ6×

12 HG/T20687-1989 Electrical design code for explosion and fire hazardous environments in chemical enterprises HGJ21×

13 SH3024-1995 Environmental protection design specifications for petrochemical enterprises ×

14 SH3047-1993 Occupational safety and health design specifications for petrochemical enterprises

Pipeline connection structure category

1 GB/T1415-1992 Metric taper thread

2 GB/T7306.1～.2-2000 Pipe thread sealed with thread

3 GB/T7307-2001 Pipe thread sealed without thread

4 GB/T12716-2002 60o sealed pipe thread

5 GB/T985-1988 Basic forms and dimensions of weld grooves for gas welding, manual arc welding and gas shielded welding

6 GB/T986-1988 Basic forms and dimensions of submerged arc welding weld grooves

7 GB/T324-1988 Weld symbol representation method

8 HG/T3204-1981 Graphite pipe thread series

Engineering design standards General standards

1 GB13-86 (97 edition) Outdoor water supply design specifications

2 GB14-87 (97 edition) Outdoor drainage design specifications

3 GB150-1998 Steel pressure vessels

4 GB50028-1993 (2002 edition) Urban gas design specifications 98 revision

5 GB50030-1991 Oxygen station design specifications ×

6 GB50031-1991 Acetylene station design specifications ×

7 GB50041-1992 Boiler room design specifications ×

8 GB50049-1994 Small thermal power station design specifications

9 GB50156-2002 Design and construction specifications for automobile gas stations

10 GB50177-1993 Design specifications for hydrogen and oxygen stations ×

11 GB50195-1994 Design specifications for generator gas stations ×

12 GB50251-2003 Design specifications for gas pipeline projects

13 GB50253-2003 Design specifications for oil pipeline projects

14 GB/T50265-1997 Design specifications for pump stations ×

15 GB50316-2000 Design specifications for industrial metal pipelines

16 GB50029-2003 Design specifications for compressed air stations

17 GB50074-2002 Design specifications for oil depots GBJ74

18 HG20695-1987 Design specifications for chemical pipelines HGJ8

19 HG20519-1992 Unified regulations on the content and depth of chemical process design construction drawings

20 HG20546-1992 Regulations on the layout design of chemical plant equipment *

21 HG/T20549-1998 Regulations on the layout design of chemical plant pipelines *

22 HG/T20645-1998 Regulations on the mechanical design of chemical plant pipelines *

23 HG/T20646-1999 Regulations on the design of chemical plant pipeline materials *

24 HG20581-1998 Regulations on the selection of steel chemical container materials

25 HG20582-1998 Regulations on the strength calculation of steel chemical containers

26 SHJ9-89 Design specifications for fuel gas systems and combustible gas exhaust systems of petrochemical enterprises

27 SH3011-2000 General rules for the layout design of petrochemical process equipment

28 SH3012-2000 General Rules for the Layout and Design of Petrochemical Pipelines

29 SH/T3041-2002 Specifications for the Flexible Design of Petrochemical Pipelines

30 SH3007-1999 Specifications for the Design of Tank Areas for Storage and Transportation Systems of Petrochemical Enterprises SHJ7

31 SH3034-1999 Specifications for the Design of Water Supply and Drainage Pipelines for Petrochemical Enterprises SHJ34

32 SH3059-1994 General Rules for the Selection of Pipeline Design Equipment for Petrochemical Enterprises

33 SY/T0015.1～.2-1998 Specifications for the Design of Pipeline Crossings for Crude Oil and Natural Gas Transportation Pipelines

34 SY/T0075-2002 Specifications for the Design of Firewalls in Oil Tank Areas

35 SYJ13-86 Specifications for the Design of Processes and Oil Transfer Stations for Long-distance Crude Oil Pipelines

36 SYJ14-85 Specifications for the Design of Route of Long-distance Crude Oil Pipelines

37 SY/T0325-2001 Recommended Practice for Steel Pipes Crossing Railways and Highways

38 SY/T0518-2002 Design Code for Steel Butt-welded Fittings for Oil and Gas Pipelines

39 SY/T10043-2002 Guidelines for Pressure Relief and Decompression Systems

40 SY/T10044-2002 Recommended Practice for Sizing, Selection and Installation of Pressure Relief Devices in Refineries

41DL5000-1994 Technical Specifications for Design of Thermal Power Plants

42DL/T5054-1996 Technical Specifications for Design of Steam and Water Pipelines in Thermal Power Plants

43 SDGJ6-90 Technical Specifications for Stress Calculation of Steam and Water Pipelines in Thermal Power Plants

44CJJ34-2002 Design Code for Urban Heating Networks

Noise Control, Antistatic, Heat Insulation, Anticorrosion, Antiseismic, Jacketed

1 GBJ44-82 Seismic appraisal standard for outdoor gas thermal engineering facilities

2 GBJ87-85 Industrial enterprise noise control design specification*

3 GB/T4272-1992 General technical rules for equipment and pipeline insulation

4 GB7231-1987 Basic identification colors and identification symbols for industrial pipelines

5 GB/T8175-1987 Design guidelines for equipment and pipeline insulation

6 GB/T8923-1988 Rust level and rust removal level of steel surface before painting

7 GB/T11790-1996 General technical rules for equipment and pipeline insulation

8 GB12158-1990 General guidelines for preventing static electricity accidents

GB12348-1990 Industrial enterprise boundary noise standard

GB12801-1991 General requirements for safety and health in production processes

9 GB/T15586-1995 Design guidelines for equipment and pipeline insulation

10 GB50264-1997 Design specification for thermal insulation of industrial equipment and pipelines

11 HG20503-1992 Design regulations for noise control of chemical construction projects *

12 HG20560-1994 Design guidelines for anti-static of chemical processes

13 HG/T20675-1990 Design regulations for static grounding of chemical enterprises HGJ28

14 HG/T20679-1990 Design regulations for external anti-corrosion of chemical equipment and pipelines HGJ34

15 HG25043-1991 Pipeline coloring regulations

17 SH3022-1999 Design and construction specifications for anti-corrosion of equipment and pipelines in petrochemical enterprises SHJ22

18 SHJ39-91 General rules for seismic design of non-buried pipelines in petrochemical enterprises

19 SHJ40-91 Design specifications for steam companion pipes and jacketed pipes in petrochemical enterprises

20 SHJ43-91 Surface coloring and marking of equipment and pipelines in petrochemical enterprises

21 SH3010-2000 Thermal insulation design specifications for equipment and pipelines in petrochemical enterprises

22 SH3097-2000 Design specifications for static grounding in petrochemical industry

23 SYJ7-84 Design specifications for anti-corrosion engineering of steel pipelines and storage tanks

24 SYJ8-84 Technical standards for petroleum asphalt anti-corrosion coatings for buried steel pipelines

25 SY0007-1999 Steel pipelines and storage tanks