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Common standards and specifications for pressure vesselsMain policies and regulationsMain policies and regulations * * Standard Machinery Standardized Chemical Standards Other Serial Numbers Standard Names Professional Equipment Information Room Remarks 1 State Council Order No. 373 Special Equipment Safety Supervision Regulations 9 1 Electronic version 2 Quality and Technical Supervision Bureau Guofa 154 Pressure Vessel Safety Technical Supervision Regulations (99 Edition) 91 Electronic version 3 National Quality Inspection No. 235 Pressure Vessel and Pressure Pipe Design Unit Qualification Licensing and Management Rules 1 1 Electronic Version * * Standard main policies and regulations * * Standard mechanical standard chemical standard other serial number standard number standard name professional equipment information room storage remarks 1GB150-1998 Steel pressure vessel 9 1 electronic version 2GB151-1999 shell and tube heat exchanger 9 1 electronic version 3GB/T699-1999 high-quality carbon structural steel 1 1 electronic version 4GB/T1800.1-1997 Limits and coordination basics part 1: Vocabulary 1 1 Electronic version 5GB/T1800.2-1998 Fundamentals of Limits and Fits Part 2 Basic provisions for tolerances, deviations and fits 1 1 Electronic version 6GB/T1800.3-1998 Fundamentals of Limits and Fits Part 3: Standard tolerance and basic deviation value table 1 1 Electronic version 7GB/T1800.4-1999 Limit and fit standard tolerance grade and limit deviation table of holes and shafts 1 1 Electronic version 8GB/T8163-1999 Seamless steel pipes for transporting liquids 1 1 Electronic version 9GB/T8165-1997 Stainless steel composite steel plates and steel strips 1 1 Electronic version 10GB/T1182-1996 General principles, definitions, symbols and graphic representations of shape and position tolerances 1 1 Electronic version 11GB/T1184-1996 Shape and position tolerances without tolerance values 1 1 Electronic version 12GB/T4249-1996 Tolerance principles 1 1 Electronic version 13GB/T16671-1996 Maximum physical requirements, minimum physical requirements and reversible requirements for shape and position tolerances 1 1 Electronic version 14GB/T3091-2001 Welded steel pipes for low-pressure fluid transportation 1 1 Electronic version 15GB12337-1998 Steel spherical storage tanks 1 1 Electronic version 16GB16749-1997 Pressure vessel corrugated expansion joints 1 1 Electronic version 17GB/T17261-1998 Types and basic parameters of steel spherical storage tanks 1 1 Electronic version 18GB3531-1996 Low alloy steel plates for cryogenic pressure vessels 1 1 Electronic version 19GB6654-1996 Steel plates for pressure vessels 1 1 Electronic version 20GB/T14975-2002 Stainless steel seamless steel pipes for structural use 1 1 Electronic version 21GB/T14976-1994 Stainless steel seamless steel pipes for fluid transportation 1 1 Electronic version 22GB50236-98 Specifications for construction and acceptance of field equipment and industrial pipeline welding projects 1 1 Electronic version industry standards (machinery) Main policies and regulations * * Standard mechanical standard chemical standard other serial number standard number standard name professional equipment information room storage remarks 1JB/T4700-2000 pressure vessel flange classification and technical conditions 1 1 electronic version 2JB/T4701-2000 type A flat welding flange 1 1 electronic version 3JB/T4702-2000 type B flat welding flange 1 1 electronic version 4JB/T4703-2000 Long neck butt welding flange 1 1 Electronic version 5JB/T4704-2000 Non-metallic soft gasket 1 1 Electronic version 6JB/T4705-2000 Wrapped gasket 1 1 Electronic version 7JB/T4706-2000 Metal-clad gasket 1 1 Electronic version 8JB/T4707-2000 Equal-length studs 1 1 Electronic version 9JB4708-2000 Steel pressure vessel welding procedure qualification 1 1 Electronic version 10JB/T4709-2000 Steel pressure vessel welding regulations 1 1 Electronic version 11JB4710-92 Steel tower vessel 1 1 Electronic version 12JB4710-92 Steel tower vessel standard interpretation 1 1 Electronic version 13JB/T4712-1992 Saddle support 1 1 Electronic version 14JB/T4713-1992 Container leg 1 1 Electronic version 15JB/T4724-1992 Support support 1 1 Electronic version 16JB/T4725-1992 Ear support 1 1 Electronic version 17JB4726-2000 Carbon steel and low alloy steel forgings for pressure vessels 1 1 Electronic version 18JB4727-2000 Low alloy steel forgings for cryogenic pressure vessels 1 1 Electronic version 19JB4728-2000 Stainless steel forgings for pressure vessels 1 1 Electronic version 20JB/T4729-1994 Spinning head 1 1 Electronic version 21JB4730-1994 Non-destructive testing of pressure vessels 1 Electronic version 22JB/T4735-1997 Steel welded atmospheric pressure vessels 1 1 Electronic version 23JB/T4736-2002 Reinforcement ring 1 1 Electronic version 24JB/T4737-1995 Oval head 1 1 Electronic version 25 JB/T4738-1995 90° folded tapered head 11 Electronic version 26 JB/T4739-1995 60° folded tapered head 1 1 Electronic version 27 JB4741-2000 Nickel-copper alloy hot-rolled steel plate for pressure vessels 11 Electronic version 28 JB4742-2000 Nickel-copper alloy seamless steel pipe for pressure vessels 11 Electronic version 29 JB4743-2000 Nickel-Copper Alloy Forgings for Pressure Vessels 11 Electronic Version Industry Standard (Chemical Industry) Main Policies and Regulations * * Standard mechanical standard chemical standard other serial number standard number standard name professional equipment information room storage remarks 1HG20580-1998 Basic regulations for the design of steel chemical containers 1 1 Electronic version 2HG20581-1998 Regulations for the selection of materials for steel chemical containers 11 Electronic version 3HG20582-1998 Strength calculation regulations for steel chemical containers 1 1 Electronic version 4HG20583-1998 Structural design regulations for steel chemical vessels 1 1 Electronic version 5HG20584-1998 Manufacturing technical requirements for steel chemical vessels 11 Electronic version 6HG20585-1998 Technical regulations for steel cryogenic pressure vessels 1 1 Electronic version 7HG20592-97 Steel pipe flange types and parameters 11 Electronic version 8HG20593-97 Plate flat welding steel pipe flange (European system) 11 Electronic version 9HG20594-97 Neck flat welding steel pipe flange (European system) 11 Electronic version 10HG20595-97 Neck butt welding steel pipe flange (European system) 11 Electronic version 11HG20596-97 Integral steel pipe flange (European system) 11 Electronic version 12HG20597-97 Socket welding steel pipe flange (European system) 11 Electronic version 13HG20598-97 Threaded steel pipe flange (European system) 11 Electronic version 14HG20599-97 Butt welding ring loose sleeve steel pipe flange (European system) 11 Electronic version 15HG20600-97 Flat welding ring loose sleeve steel pipe flange (European system) 11 Electronic version 16HG20601-97 Steel pipe flange cover (European system) 11 Electronic version 17HG20602-97 Stainless steel lined flange cover (European system) 11 Electronic version 18HG20603-97 Steel pipe flange technical conditions (European system) 11 Electronic version 19HG20604-97 Steel pipe flange pressure-temperature grade (European system) 11 Electronic version 20HG20605-97 Steel pipe flange welding joint and groove dimensions (European system) 11 Electronic version 21HG20606-97 Non-metallic flat gaskets for steel pipe flanges (European system) 11 Electronic version 22HG20607-97 Polytetrafluoroethylene coated gaskets for steel pipe flanges (European system) 11 Electronic version 23HG20608-97 Flexible graphite composite gaskets for steel pipe flanges (European system) 11 Electronic version 24HG20609-97 Metal-coated gasket for steel pipe flanges (European system) 11 Electronic version 25HG20610-97 Wound gasket for steel pipe flanges (European system) 11 Electronic version 26HG20611-97 Toothed combination gasket for steel pipe flanges (European system) 11 Electronic version 27HG20612-97 Metal ring gasket for steel pipe flanges (European system) 11 Electronic version 28 HG20613-97 Fasteners for steel pipe flanges (European system) 11 Electronic version 29 HG20614-97 Selection regulations for steel pipe flanges, gaskets and fasteners (European system) 11 Electronic version 30HG20615-97 Steel pipe flange types and parameters (American system) 11 Electronic version 31HG20616-97 Neck flat welding steel pipe flange (American system) 11 Electronic Version 32HG20617-97 Neck butt welding steel pipe flange (American system) 11 Electronic version 33HG20618-97 Solid steel pipe flange (American system) 11 Electronic version 34HG20619-97 Socket welding steel pipe flange (American system) 11 Electronic version 35HG20620-97 Threaded steel pipe flange (American system) 11 Electronic version 36HG20621-97 Butt welding ring loose steel pipe flange (American system) 11 Electronic version 37HG20622-97 Steel pipe flange cover (American system) 1 1 Electronic version 38HG20623-97 Large diameter steel pipe flange (American system) 11 Electronic version 39HG20624-97 Steel pipe flange technical conditions (American system) 11 Electronic version 40HG20625-97 Steel pipe flange pressure-temperature grade ( American System) 11 Electronic version 41HG20626-97 Steel pipe flange welding joints and groove dimensions (American System) 11 Electronic version 42HG20627-97 Non-metallic flat gaskets for steel pipe flanges (American System) 11 Electronic version 43HG20628 -97 Polytetrafluoroethylene-coated gaskets for steel pipe flanges (American system) 11 Electronic version 44HG20629-97 Flexible graphite composite gaskets for steel pipe flanges (American system) 11 Electronic version 45HG20630-97 Metal-coated gaskets for steel pipe flanges (American system) European system) 11 Electronic version 46HG20631-97 Spiral gasket for steel pipe flanges (American system) 11 Electronic version 47HG20632-97 Gear combination gasket for steel pipe flanges (American system) 11 Electronic version 48HG20633-97 Steel Metal ring gaskets for pipe flanges (American system) 11 Electronic version 49HG20634-97 Fasteners for steel pipe flanges (American system) 11 Electronic version 50HG20635-97 Steel pipe flanges, gaskets, and fasteners selection regulations (American system) 11 Electronic version 51 HG21514-95 Carbon steel, low alloy steel manhole and hand hole types and technical conditions 11 Electronic version 52 HG21515-95 Normal pressure manhole 11 Electronic version 53 HG21516-95 Rotary cover flat welding flange manhole 11 Electronic version 54 HG21517-95 Rotary cover flat welding flange manhole 11 Electronic version 55 HG21518-95 Rotary cover with neck butt welding flange manhole 11 Electronic version 56 HG21519-95 Vertical hanging cover Plate type flat welding flange manhole 11 Electronic version 57 HG21520-95 Vertical hanging cover with neck flat welding flange manhole 11 Electronic version 58 HG21521-95 Vertical hanging cover with neck butt welding flange manhole 11 Electronic version 59 HG21522-95 horizontal hanging cover plate flat welding flange manhole 11 electronic version 60 HG21523-95 Horizontal hanging cover with neck butt welding flange manhole 11 electronic version 61HG21524-95 Horizontal hanging cover with neck butt welding flange manhole 11 electronic version 62HG21525-95 normal pressure rotating handle quick opening manhole 11 electronic version 6 3HG21526-95 Oval rotary cover quick opening manhole 11 electronic version 64HG21527-95 Rotary arch cover quick opening manhole 11 electronic version 65HG21528-95 Normal pressure hand hole 11 electronic version 66HG21529- 95 plate flat welding flange hand hole 11 electronic version 67HG21530-95 neck flat welding flange hand hole 11 electronic version 68HG21531-95 neck butt welding flange hand hole 11 electronic version 69HG21532-95 rotary cover with neck Butt welding flange hand hole 11 electronic version 70HG21533-95 Normal pressure quick opening hand hole 11 electronic version 71HG21534-95 Rotary handle quick opening hand hole 11 electronic version 72HG21535-95 Rotary cover quick opening hand hole 11 electronic version 73 HG21594-1999 Stainless steel manhole and hand hole classification and technical conditions 1 1 Electronic version 74 HG21595-1999 Normal pressure stainless steel manhole 1 1 Electronic version 75 HG21596-1999 Rotary cover stainless steel manhole 1 1 Electronic version 76 HG21597-1999 Rotary arch cover quick-drying stainless steel manhole 1 1 Electronic version 77 HG21598-1999 Stainless steel manhole with horizontal hanging cover 1 1 Electronic version 78 HG21599-1999 Stainless steel manhole with vertical hanging cover 1 1 Electronic version 79 HG21600-1999 Oval quick-drying stainless steel manhole 1 1 Electronic version 80 HG21601-1999 Normal pressure quick-drying stainless steel hand hole 1 1 Electronic version 81 HG21602-1999 Flat cover stainless steel hand hole 1 1 Electronic version 82 HG21603-1999 Rotary cover quick opening stainless steel hand hole 1 1 Electronic version 83 HG21604-1999 Rotary handle quick opening stainless steel hand hole 11 Electronic version 84 HG20640-97 Plastic equipment 11 Electronic version 85 HG/T20696-1999 FRP chemical equipment design regulations 1 1 Electronic version 86 HG20652-1998 Tower design technical regulations 11 Electronic version 87 HG/T21618-1998 Wire mesh demister 1 1 Electronic version 88 HG20536-93 PTFE lining equipment 11 Electronic version 89 HG/T20569-94 Mechanical mixing equipment 1 1 Electronic version 90 HG21505-92 Combined sight glass 11 Electronic version 91 HG21563-95 mixing transmission device system combination, selection and technical requirements 11 Electronic version 92 HG21564-95 mixing transmission device - flange flange 11 Electronic version 93 HG21565-95 mixing transmission device - installation of bottom cover 11 Electronic version 94 HG21566-95 mixing transmission device - single pivot frame 11 electronic version 95 HG21567-95 mixing transmission device - double pivot frame 11 electronic version 96 HG21568-95 mixing transmission device - transmission shaft 11 electronic version 97 HG21569.1-95 mixing transmission device - with short coupling 11 electronic version 98 HG21569.2-95 Mixing transmission device - block elastic coupling 11 electronic version 99 HG21570-95 mixing transmission device - coupling 11 electronic version 100 HG21571-95 mixing transmission device - mechanical seal 11 electronic version 101 HG21572-95 mixing transmission device - mechanical seal cycle protection system 11 electronic version 102 HG21537.7-92 Mixing transmission device - carbon steel stuffing box 11 Electronic version 103 HG21537.8-92 Mixing transmission device - stainless steel stuffing box 11 Electronic version 104 HG/T21574-94 Equipment lifting ear 1 1 Electronic version 105 HG/T21575-94 Lighted sight glass 1 1 Electronic version 106 HG/T20677-1990 (HGJ32-90) Rubber lined chemical equipment 1 1 Electronic version 107 HG21588-95 glass plate liquid level meter standard series and technical requirements 1 1 Electronic version 108 HG21589.1-95 translucent glass plate liquid level meter (PN2.5) 1 1 Electronic version 109 HG21589.2-95 Transparent Glass Plate Liquid Level Gauge (PN6.3) 1 1 Electronic Version 110 HG21590-95 Reflective Glass Plate Liquid Level Gauge (PN4.0) 1 1 Electronic Version 111 HG21591.1-95 Sight Glass Glass Plate Liquid Level Gauge (Normal Pressure) 1 1 Electronic Version 112 HG21591.2-95 sight glass glass plate liquid level gauge (PN0.6) 11 Electronic version 113 HG21592-95 glass tube liquid level gauge standard series and technical requirements (PN1.6) 1 1 Electronic version 114 HG/T20678-2000 Lined steel shell design technical regulations 11 Electronic version 115 HG/T21630-1990 Reinforcement tube 1 1 Electronic version 116 HGT21619∽21620-1986 Pressure vessel sight glass 11 Electronic version 117 HGJ518-90 Lining sight glass 1 1 Electronic version 118 HG20660-1991 (HGJ43) Classification of toxicity hazards and explosion hazards of chemical media in pressure vessels 11 Electronic version 119 HG21506-92 Reinforcement circle 1 1 Electronic version of other standards, manuals, atlases, major policies and regulations * * Standard Machinery Standardized Chemical Standards Other Serial Numbers Standard Numbers Standard Name Professional Equipment Information Room Storage Remarks 1 Corrosion Data Manual 112TCED41002-2000 Chemical Equipment Drawing Technical Requirements 1 1 3 Mechanical Design Manual (Third Edition) Volume 1-3 1 1 4 Pressure Vessel Analysis and Design 1 1 5 Chemical Industry Equipment Design Technology Center Station Chemical Equipment Atlas 1-8 1 1 6 Ministry of Chemical Industry Equipment Design Technology Center Station Plate Tower Structural Design Manual 1 1 This post was last edited by Wu Xiao on 2009-3-11 14:57 ]
1. Design, manufacturing and inspection standards 1) GB150-1998 Steel pressure vessels 2) GB151-1999 Shell and tube heat exchanger 3) GB12337-1998 Steel spherical storage tanks 4) JB4710-2000 Steel tower vessels (released for implementation, not yet issued) 5) JB4732-1995 Steel pressure vessels - analysis and design standards 6) JB/T4735-1997 Steel welded atmospheric pressure vessels 7) GB/T16508-1996 Strength calculation of pressure components of shell boilers 8) JB6917-1998 Pressure vessels for refrigeration devices 9) GB/T15386-1994 Air-cooled heat exchangers 10) GB16409-1996 Plate heat exchanger 11) GB16749-1997 Pressure vessel corrugated expansion joint 12) HG20580-1998 Basic provisions for the design of steel chemical vessels 13) HG20581-1998 Provisions for material selection of steel chemical vessels 14) HG20582-1998 Provisions for strength calculation of steel chemical vessels 15) HG20583-1998 Structural design regulations for steel chemical vessels 16) HG20584-1998 Technical requirements for manufacturing steel chemical vessels 17) HG20585-1998 Technical regulations for steel cryogenic pressure vessels 18) HG20660-2000 Classification of toxicity hazards and explosion hazards of chemical media in pressure vessels 19) JB4730-1994 Non-destructive testing of pressure vessels 20) JB4744-2000 Mechanical properties inspection of welded test plates for steel pressure vessel products 21) JB/T4714-1992 Types and basic parameters of floating head heat exchangers and condensers 22) JB/T4715-1992 Types and basic parameters of fixed tube plate heat exchangers 23) JB/T4716-1992 Vertical thermosyphon reboiler type and basic parameters 24) JB/T4717-1992 U-shaped tube heat exchanger type and basic parameters 25) JB/T4723-1992 Non-detachable spiral plate heat exchanger type and basic parameters 26) JB/T4740-1997 Air-cooled heat exchanger type and basic parameters 27) JB4708-2000 Welding procedure qualification for steel pressure vessels 28) JB/T4709-2000 Welding regulations for steel pressure vessels 29) GB/T324-1988 Welding symbol representation 30) GB/T985-1988 Basic forms and dimensions of weld grooves for gas welding, manual arc welding and gas shielded welding 31) GB/T986-1988 Basic forms and dimensions of submerged arc welding grooves 32) HG/T20531-1993 Cast steel and cast iron containers 33) HG/T20569-1994 Mechanical stirring equipment 34) GB/T1804-2000 Tolerances of linear and angular dimensions without general tolerances 35) GB/T13148-1991 Technical conditions for welding stainless steel composite steel plates 36) GB/T13149-1991 Technical conditions for welding titanium and titanium alloy composite steel plates 37) GB/T13147-1991 Technical conditions for welding copper and copper alloy composite steel plates
2. Material standards 1) GB/T699-1999 High-quality carbon structural steel 2) GB/T700-1998 Carbon structural steel 3) GB/T912-1989 Carbon structural steel and low alloy structural steel hot-rolled thin steel plates and steel strips 4) GB/T1220-1992 Stainless steel rods 5) GB/T1221-1992 Heat-resistant steel rods 6) GB/T3077-1999 Alloy structural steel 7) GB/T3274-1998 Carbon structural steel and low alloy structural steel hot-rolled thick steel plates and steel strips 8) GB/T3280-1992 Stainless steel cold-rolled steel plates 9) GB3531-1996 Low alloy steel plates for cryogenic pressure vessels 10) GB/T4237-1992 Stainless steel hot-rolled steel plate 11) GB/T4238-1992 Heat-resistant steel plate 12) GB6654-1996 Steel plate for pressure vessels 13) GB/T8165-1997 Stainless steel composite steel plate and steel strip 14) JB4733-1996 Explosive stainless steel composite steel plate for pressure vessels 15) JB4741-2000 Nickel-copper alloy hot-rolled plates for pressure vessels 16) JB4726-2000 Carbon steel and low alloy steel forgings for pressure vessels 17) JB4727-2000 Carbon steel and low alloy steel forgings for cryogenic vessels 18) JB4728-2000 Stainless steel forgings for pressure vessels 19) JB4743-2000 Nickel-copper alloy forgings for pressure vessels 20) GB3087-1999 Seamless steel pipes for low and medium pressure boilers 21) GB5310-1995 Seamless steel pipes for high-pressure boilers 22) GB6479-2000 High-pressure seamless steel pipes for fertilizer equipment 23) GB/T8163-1999 Seamless steel pipes for transporting fluids 24) GB/T8162-1999 Seamless steel pipes for structural use 25) GB9948-1988 Seamless steel pipes for petroleum cracking 26) GB13296-1991 Stainless steel seamless steel pipes for boilers and heat exchangers 27) GB/T14976-1994 Stainless steel seamless pipes for fluid transportation 28) GB/T14975-1994 Stainless steel seamless steel pipes for structural use 29) GB/T12771-2000 Stainless steel welded steel pipes for fluid transportation 30) JB4742-2000 Nickel-copper alloy seamless pipes for pressure vessels 31) GB/T3621-1994 Titanium and titanium alloy plates 32) GB/T8547-1987 Titanium-steel composite plates 33) GB/T3624-1995 Titanium and titanium alloy pipes 34) GB/T3625-1995 Titanium and titanium alloy tubes for heat exchangers and condensers 35) GB/T3880-1997 Aluminum and aluminum alloy rolled plates 36) GB/T6893-2000 Aluminum and aluminum alloy drawn (rolled) seamless tubes 37) GB/T13238-1991 Copper-steel composite steel plates 38) GB/T8890-1998 Copper alloy seamless tubes for heat exchangers 39) GB/T1527-1997 Copper and copper alloy drawn tubes 40) GB/T3902-1999 Copper and copper alloy composite steel plates 41) GB/T15117-1995 Carbon steel welding rods 42) GB/T5118-1995 Low alloy steel welding rods 43) GB/T983-1995 Stainless steel welding rod 44) GB/T5293-1999 Carbon steel welding wire and flux for submerged arc welding 45) GB/T12470-1990 Flux for submerged arc welding of low alloy steel 46) GB/T14957-1994 Welding wire for fusion welding 47) GB/T14958-1994 Welding wire for gas shielded welding 48) GB/T17584-1999 Stainless steel welding wire and flux for submerged arc welding 49) GB5612-1985 Cast iron grade representation method 50) GB9439-1988 Gray cast iron 51) GB9440-1988 Malleable cast iron 52) GB1348-1988 Ductile iron castings 53) GB9437-1988 Heat-resistant iron castings 54) GB8491-1987 High-silicon corrosion-resistant castings 55) GB5613-1985 Cast steel grade representation method 56) GB5676-1985 Carbon steel for general engineering use 57) GB2659-1987 Welded structural carbon steel castings 58) GB2100-1980 Technical conditions for stainless acid-resistant steel castings 59) GB8492-1987 Heat-resistant steel castings 60) GB228-1987 Metal tensile test method 61) GB/T229-1994 Metal Charpy notch impact test method 62) GB232-1988 Metal bending test method 63) GB/T4334.1-2000 Stainless steel 10% oxalic acid corrosion test method 64) GB/T4334.2-2000 Stainless steel sulfuric acid-iron sulfate corrosion test method 65) GB/T4334.3-2000 Stainless steel 65% nitric acid corrosion test method 66) GB/T4334.4-2000 Stainless steel nitric acid-hydrofluoric acid corrosion test method 67) GB/T4334.5-2000 Stainless steel sulfuric acid-copper sulfate corrosion test method 68) GB/T4334.6-2000 Stainless steel 5% sulfuric acid corrosion method
1) JB/T4700-2000 Pressure vessel flange and technical conditions 2) JB/T4701-2000 Type A flat welding flange 3) JB/T4702-2000 Type B flat welding flange 4) JB/T4703-2000 Long neck butt welding flange 5) JB/T4704-2000 Non-metallic soft gasket 6) JB/T4705-2000 spiral wound gasket 7) JB/T4706-2000 metal clad gasket 8) JB/T4707-2000 equal length stud bolts 9) JB/T4712-1992 saddle support 10) JB/T4713-1992 container leg 11) JB/T4718-1992 Metal-coated gaskets for shell and tube heat exchangers 12) JB/T4719-1992 Spiral gaskets for shell and tube heat exchangers 13) JB/T4720-1992 Non-metallic soft gaskets for shell and tube heat exchangers 14) JB/T4720-1992 External head cover side flange 15) JB/T4721-1992 Basic parameters and technical conditions of threaded tubes for shell and tube heat exchangers 16) JB/T4724-1992 Support bearing 17) JB/T4725-1992 Ear bearing 18) JB/T4729-1994 Spinning head 19) JB/T4736-1995 Reinforcement ring 20) JB/T4737-1995 Oval head 21) JB/T4738-1995 900-fold conical head 22) JB/T4739-1995 600-fold conical head 23) JB596-1964 Disc-shaped head 24) HG21506-1992 Reinforcement ring 25) HG20592~20635-1997 Steel pipe flanges, gaskets, fasteners 26) HG21514~21535-1995 Carbon steel, low alloy steel manholes and hand holes 27) HG21595~21601-1999 Stainless steel manholes 28) HG21602~21604-1999 Stainless steel hand holes 29) HG21589-1995 Transparent glass plate level meter 30) HG21590-1995 Reflective glass plate level meter 31) HG21591-1995 Sight glass glass level meter 32) HG21592-1995 Glass tube level meter standard series and technical requirements 33) HG/T21619-1986 Sight glass standard drawing 34) HG/T21620-1986 Standard drawing of neck sight glass 35) HG/T21622-1990 Standard drawing of lining sight glass 36) HG21505-1992 Combined sight glass 37) HG21630-1990 Reinforcement tube 38) HG/T21550-1993 Anti-frost liquid level gauge 39) HG/T21574-1994 Equipment lifting lugs 40) HG/T21575-1994 Lighted sight glass 41) HG/T21584-1995 Magnetic level gauge 42) HG21605-1995 Steel and glass sintered sight glass 43) HG21606-1995 Steel and glass sintered level gauge 44) GB38-1976 Technical conditions for bolts 45) GB1168-1976 Technical conditions for studs 46) GB61-1976 Technical conditions for nuts 47) GB5780-1986 Hexagon head bolts - Grade C 48) GB5782-1986 Hexagon head bolts-* * and Grade B 49) GB799-1988 Anchor bolts 50) GB41-1986 Type I hexagonal nut - Grade C 51) GB6170-1986 Type I hexagonal nut- * * and Class B 52) GB/T4459.1-1995 Representation of threads and threaded fasteners in mechanical drawings 53) GB196-1981 Basic dimensions of ordinary threads 54) GB197-1981 Tolerances and fits of ordinary threads
Please moderator please delete this post, it was posted by mistake.
Note, please note the standard update date for future posts. 19) JB/T4736-1995 reinforcement circle should be changed to JB/T4736-2002 reinforcement circle.
This is too complete. If I tidy it up, delete the eliminated ones and add the new version, it will be perfect.