Code of China Chinese Classification Professional Classification ICS Classification Latest Value-added Services

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Title Standard No. Implemented On
Pipe supports and hangers—Part 1:Technical specificationGB/T 17116.1-20182018-10-1
Specification for grooved pipe fittingsGB/T 36019-20182018-10-1
Pipe supports and hangers—Part 3:Middle connection attachments and building structure attachmentsGB/T 17116.3-20182018-10-1
Corrugated metal hose assemblies for oxygen lancesGB/T 36018-20182018-10-1
Pipe supports and hangers—Part 2:Pipe attachmentsGB/T 17116.2-20182018-9-1
Technical specification for selection,installation,use and maintenance of metal bellows expansion jointsGB/T 35979-20182018-9-1
Stainless steel pipe fitting of ring compressionGB/T 33926-20172018-2-1
Inspection of Corrosion Protection for Buried Steel Pipelines GB/T 19285-20142014-12-1
Metallic envelope gaskets for pipe flangesGB/T 15601-20132014-10-1
Steel flanged fittingsGB/T 17185-20122013-10-1
Forged branch outlet fittings,socket-welding,threaded and buttweldingGB/T 19326-20122013-10-1
Engineering technical code for light gauge stainless steel pipesGB/T 29038-20122013-10-1
Petroleum and natural gas industries—Induction bends,fittings and flanges for pipeline transportation systems—Part 1:Induction bendsGB/T 29168.1-20122013-7-1
Petroleum and natural gas industries—Induction bends,fittings and flanges for pipeline transportation systems—Part 3:FlangesGB/T 29168.3-20122013-7-1
Petroleum and natural gas industries—Induction bends,fittings and flanges for pipeline transportation systems—Part 2:FittingsGB/T 29168.2-20122013-7-1
Stainless steel press-fitting assemblies—Part 3:Rubber O-ringsGB/T 19228.3-20122013-3-1
Specification for size selection of seamless and welded steel pipe used in piping engineeringGB/T 28708-20122013-3-1
Disc spring supports and hangersGB/T 28707-20122013-3-1
The jointing adaptor of ductile iron for connecting plastic pipes and ductile iron pipesT/CFA 02010202-2-20122012-4-1
Stainless steel press-fitting assemblies - Part 2: Light gauge stainless steel tubes for press-fittingsGB/T 19228.2-20112012-3-1
Stainless steel press-fitting assemblies—Part 1:Press-fittingsGB/T 19228.1-20112012-3-1
Integral steel pipe flangesGB/T 9113-20102011-10-1
Connection dimensions and mating face of marine flangesGB/T 2501-20102011-10-1
Pipework—Stainless steel threaded fittingsGB/T 26120-20102011-10-1
Slip-on-welding plate steel pipe flangesGB/T 9119-20102011-10-1
Steel pipe welding neck flangesGB/T 9115-20102011-10-1
Specification for steel pipe flangesGB/T 9124-20102011-10-1
hubbed socket welding steel pipe flangesGB/T 9117-20102011-10-1
Loose plate steel pipe flanges with weld-neck collar and with weld ring neckGB/T 9120-20102011-10-1
Hubbed screwed steel pipe flangesGB/T 9114-20102011-10-1
Flexible rubber jointGB/T 26121-20102011-10-1
General specification for corrugated metal hose assembliesGB/T 14525-20102011-10-1
steel pipe blank flangesGB/T 9123-20102011-10-1
loose hubbed steel pipe flanges with welding neck collorGB/T 9118-20102011-10-1
hubbed slip-on-welding steel pipe flangesGB/T 9116-20102011-10-1
Types and parameters for steel pipe flangesGB/T 9112-20102011-10-1
Loose plate steel pipe flanges with lapped pipe end and pressed collar with long neckGB/T 9122-20102011-10-1
Large diameter steel pipe flangesGB/T 13402-20102011-10-1
loose plate steel pipe flanges with weld-on collarGB/T 9121-20102011-10-1
Fasteners for pipe flange jointsGB/T 9125-20102011-10-1
Integral cast iron flanges (including Amendment 1)GB/T 17241.6-2008/XG1-20112011-7-1
Integral cast iron flangesGB/T 17241.6-20082011-7-1
Classification for spiral wound gasketsGB/T 4622.1-20092010-9-1
Specification for flexible joints of housingGB/T 8259-20082009-12-1
Types and dimensions of flexible joints of housingGB/T 8260-20082009-12-1
Forged Fittings, Socket-welding and ThreadedGB/T 14383-20082009-11-1
Cold-expansion fittings with sliding compression-sleeves for cross-linked polyethylene(PE-X) pipeGB/T 22051-20082009-5-1
Cast copper alloy integral flangesGB/T 15530.1-20082009-4-1
Copper alloy hubbed slip-on flanges for brazing or weldingGB/T 15530.4-20082009-4-1
Tee strainers for fluids for pipesGB/T 14382-20082009-4-1
Dimensions of non-metallic flat gaskets for pipe flanges GB/T 9126-20082009-4-1
Dimensions for Spiral Wound Gaskets for Pipe FlangesGB/T 4622.2-20082009-4-1
Gas welding equipment - Hose connections for equipment for welding cutting and allied processesGB/T 5107-20082009-4-1
Loose piate flange in steel with a plate collar alloy for brazing and weldingGB/T 15530.5-20082009-4-1
Non-metallic PTFE envelope gaskets for pipe flangesGB/T 13404-20082009-4-1
Polytetrafluoroethylene bellows compensatorsGB/T 15700-20082009-4-1
Dimensions for flexible graphite covered wave-serrated metal gasketsGB/T 19066.1-20082009-4-1
Gaskets for large-diameter steel pipe flangesGB/T 13403-20082009-4-1
Loose plate flange in steel with a copper pipe or a weld-neck collar in copper alloy for weldingGB/T 15530.6-20082009-4-1
24° cone connectors - Straight thread elbowGB/T 3738-20082008-11-1
24° cone connectors - Branch tee with O-ringGB/T 3755-20082008-11-1
Flared couplings - Flared endGB/T 5652-20082008-11-1
Flared couplings - Union elbowGB/T 5630-20082008-11-1
24° cone connectors - Plug with O-ringGB/T 3760-20082008-11-1
24° cone connectors - Connector for pressure gaugeGB/T 3751-20082008-11-1
24° cone connectors - Straight threadGB/T 3733-20082008-11-1
24° cone connectors - Angle swivel screw connectorGB/T 3750-20082008-11-1
24° cone connectors - Swivel elbow with O-ringGB/T 3754-20082008-11-1
Flared couplings - Style A nut GB/T 5647-20082008-11-1
Flared couplings - Male GB/T 5626-20082008-11-1
Flared couplings - Male long GB/T 5627-20082008-11-1
24° cone connectors - Male elbowGB/T 3739-20082008-11-1
Flared couplings - Straight thread run teeGB/T 5637-20082008-11-1
Flared couplings - Swivel run tee GB/T 5634-20082008-11-1
Flared couplings - Straight threadGB/T 5625-20082008-11-1
Flared couplings - Union teeGB/T 5639-20082008-11-1
24° cone connectors - UnionGB/T 3737-20082008-11-1
24° cone connectors - Bulkhead unionGB/T 3748-20082008-11-1
Flared couplings - Connector for pressure gaugeGB/T 5645-20082008-11-1
24° cone connectors - Straight thread longGB/T 3735-20082008-11-1
24° cone connectors - Straight thread run teeGB/T 3743-20082008-11-1
24° cone connectors - MaleGB/T 3734-20082008-11-1
24° cone connectors - Union crossGB/T 3746-20082008-11-1
Flared couplings - Straight thread elbow GB/T 5631-20082008-11-1
24° cone connectors - Adjustable teeGB/T 3753-20082008-11-1
Flared couplings - Specification GB/T 5653-20082008-11-1
24° cone connectors - Swivel stud straight adapter with O-ring with stud endGB/T 3756-20082008-11-1
24° cone connectors - Straight thread teeGB/T 3741-20082008-11-1
Flared couplings - Union GB/T 5628-20082008-11-1
24° cone connectors - SpecificationGB/T 3765-20082008-11-1
Flared couplings - Bulkhead union GB/T 5643-20082008-11-1
Flared couplings - Weld male GB/T 5642-20082008-11-1
24° cone connectors - Male teeGB/T 3742-20082008-11-1
24° cone connectors - Union teeGB/T 3745-20082008-11-1
Flared couplings - Inverted flare boltsGB/T 5650-20082008-11-1
24° cone connectors - FerruleGB/T 3764-20082008-11-1
24° cone connectors - Weld-on nippleGB/T 3758-20082008-11-1
24° cone connectors - Weld maleGB/T 3747-20082008-11-1
24° cone connectors - NutGB/T 3759-20082008-11-1
24° cone connectors - Union elbowGB/T 3740-20082008-11-1
24° cone connectors - Adjustable elbowGB/T 3752-20082008-11-1
24° cone connectors - Bulkhead union elbowGB/T 3749-20082008-11-1
Flared couplings - Straight thread branch teeGB/T 5633-20082008-11-1
Flared couplings - Seat insertGB/T 5651-20082008-11-1
Flared couplings - Lock nut and lockup washerGB/T 5649-20082008-11-1
Standard test method for stress relaxation of gaskets for pipe flangesGB/T 12621-20082008-11-1
Flared couplings - Bulkhead union elbowGB/T 5644-20082008-11-1
Flared couplings - Male branch tee GB/T 5635-20082008-11-1
Standard test method for sealability of gaskets for pipe flangesGB/T 12385-20082008-11-1
24° cone connectors and flared couplings - Hexagon thin nutGB/T 3763-20082008-11-1
Flared couplings - Male elbowGB/T 5629-20082008-11-1
Flared couplings - Swivel branch teeGB/T 5638-20082008-11-1
24° cone connectors - Male run teeGB/T 3744-20082008-11-1
Standard test method for compressibility and recovery of gaskets for pipe flangesGB/T 12622-20082008-11-1
Flared couplings - Swivel elbowGB/T 5632-20082008-11-1
Flared couplings - Style B nutGB/T 5648-20082008-11-1
Flared couplings - Union crossGB/T 5641-20082008-11-1
Flared couplings - SleeveGB/T 5646-20082008-11-1
24° cone connectors - Male longGB/T 3736-20082008-11-1
Stainless steel bends and tees for the food industryGB/T 21472-20082008-8-1
Stainless steel tube threaded couplingsfor the food & water industryGB/T 21359-20082008-5-1
Specification of spiral wound gasketsGB/T 4622.3-20072008-2-1
Specification of metallic ring-joint gaskets for steel pipe flangesGB/T 9130-20072008-2-1
Textile braiding rubber hose assembly with sealing cone 45°angular connectingJB/T 6143.4-20072007-9-1
Wire and textile braiding rubber hose assembly--Technical requirementsJB/T 6145-20072007-9-1
Flexible connectorJB/T 7339-20072007-9-1
Welding cone couplings angular bulkhead couplingsJB/T 6384.1-20072007-9-1
Welding cone couplings straight male stud couplings with R-type pipe threadsJB/T 6381.3-20072007-9-1
Welding cone couplings 90 degree syphon male stud couplings with NPT-type pipe threadsJB/T 6382.4-20072007-9-1
Welding cone couplings 90°degree syphon stud couplingsJB/T 6382.1-20072007-9-1
Textile braiding rubber hose assembly with sealing cone 90°angular connectingJB/T 6143.2-20072007-9-1
Quick action coupling of pipe for manual clampJB/T 7850-20072007-9-1
Welding cone couplings 90 degree syphon male stud couplings with G-type pipe threadsJB/T 6382.2-20072007-9-1
Rubber hose assembly with sealing cone-Cone coupling with G-type pipe threadsJB/T 6144.2-20072007-9-1
Welding cone couplings elbow couplingsJB/T 6383.2-20072007-9-1
Wire braiding rubber hose assembly with sealing cone double 90°angular connectingJB/T 6142.3-20072007-9-1
Textile braiding rubber hose assembly with sealing coneJB/T 6143.1-20072007-9-1
Rubber hose assembly with sealing cone-Cone coupling with R-type pipe threadsJB/T 6144.3-20072007-9-1
Textile braiding rubber hose assembly with sealing cone double 90°angular connectingJB/T 6143.3-20072007-9-1
Specification of welding cone couplingsJB/T 6386-20072007-9-1
Welding cone couplings 90 degree syphon male stud couplings with R-type pipe threadsJB/T 6382.3-20072007-9-1
Rubber hose assembly with sealing cone-Welding cone couplingJB/T 6144.5-20072007-9-1
Wire braiding rubber hose assembly with sealing coneJB/T 6142.1-20072007-9-1
Welding cone couplings straight male stud couplings with G-type pipe threadsJB/T 6381.2-20072007-9-1
Wire braiding rubber hose assembly with sealing cone 45°angular connectingJB/T 6142.4-20072007-9-1
Rubber hose assembly with sealing cone-Cone coupling with NPT-type pipe threadsJB/T 6144.4-20072007-9-1
Welding cone couplings straight male stud couplings with NPT-type pipe threadsJB/T 6381.4-20072007-9-1
Welding cone couplings straight male stud couplingsJB/T 6381.1-20072007-9-1
Welding cone couplings equal T couplingsJB/T 6383.3-20072007-9-1
Rubber hose assembly with sealing cone-Cone couplingJB/T 6144.1-20072007-9-1
Welding cone couplings straight weld-on couplingsJB/T 6383.1-20072007-9-1
Welding cone couplings straight bulkhead couplingsJB/T 6384.2-20072007-9-1
Welding cone couplings pressure-gauge couplingsJB/T 6385-20072007-9-1
Wire braiding rubber hose assembly with sealing cone 90°angular connectingJB/T 6142.2-20072007-9-1
Swaged fitting of steel strand for curtain wallJG/T 201-20072007-7-1
Steel plate butt-welding pipe fittingsGB/T 13401-20052006-4-1
Metallic tube connections for fluid power and general use—O-ring face seal fittingsJB/T 966-20052005-11-1
Specifications of flexible graphite gaskets reinforced with tanged metal sheet for pipe flangesGB/T 19675.2-20052005-8-1
Connections for general use and fluid power--Ports and stud ends with thread--Stud ends with metal-to-metal sealing(type B)1-225902005-8-1
Connection for general use and fluid power - Ports and stud ends with thread - Threaded portGB/T 19674.1-20052005-8-1
Pipework components - Definition and selection of DN(nominal size)GB/T 1047-20052005-8-1
Connections for general use and fluid power - Ports and stud ends with thread - Stud ends with metal-to-metal sealing(type B)GB/T 19674.3-20052005-8-1
Dimensions of flexible graphite gaskets reinforced with tanged metal sheet for pipe flangesGB/T 19675.1-20052005-8-1
Connections for general use and fluid power - Ports and stud ends with thread - Stud ends with elastomeric sealing(type A and type E)GB/T 19674.2-20052005-8-1
Vacuum technology—Quick release couplings—Dimensions—Part 1:Clamped typeGB/T 4982-20032004-6-1
Hydraulic fluid power - Quick action couplings - Test methodsGB/T 5861-20032004-6-1
Dimensions of metallic ring-joint gaskets for use with steel pipe flangesGB/T 9128-20032004-6-1
Method of X - Ray radioscopy for butt - WeldGB/T 19293-20032004-4-1
Hyperbaric chamber pressurized with medical oxygenGB/T 19284-20032004-3-1
Stainless steel press-fittingsGB/T 19228.1-20032003-12-1
Specifications of non-metallic flat gaskets for pipe flangesGB/T 9129-20032003-12-1
Light gauge stainless steel pipes for stainless steel press-fittingsGB/T 19228.2-20032003-12-1
Fasteners for pipe flange jointsGB/T 9125-20032003-12-1
Specifications of flexible graphite corrugated metal gaskets GB/T 19066.3-20032003-12-1
Dimensions of flexible graphite corrugated metal gaskets for pipe flangesGB/T 19066.2-20032003-12-1
Dimensions of non-metallic flat gaskets for pipe flangesGB/T 9126-20032003-12-1
Loose plate steel pipe flanges with tongue and groove faceGB/T 9121.3-20002001-7-1
Loose plate steel pipe flanges with male and female faceGB/T 9121.2-20002001-7-1
Hubbed socket welding steel pipe flanges with raised faceGB/T 9117.1-20002001-7-1
Steel pipe welding neck flanges with ring-joint faceGB/T 9115.4-20002001-7-1
Specification for steel pipe flangesGB/T 9124-20002001-7-1
Hubbed slip-on-welding steel pipe flanges with flat face or raised faceGB/T 9116.1-20002001-7-1
Hubbed socket welding steel pipe flanges with male and female faceGB/T 9117.2-20002001-7-1
Types and parameters for steel pipe flangesGB/T 9112-20002001-7-1
Steel pipe blank flanges with tongue and groove faceGB/T 9123.3-20002001-7-1
Steel pipe blank flanges with flat face or raised faceGB/T 9123.1-20002001-7-1
Steel pipe blank flanges with ring-joint faceGB/T 9123.4-20002001-7-1
Loose hubbed steel pipe flanges with welding neck collar with raised faceGB/T 9118.1-20002001-7-1
Slip-on-welding plate steel pipe flanges with flat face or raised faceGB/T 9119-20002001-7-1
Integral steel pipe flanges with flat face or raised faceGB/T 9113.1-20002001-7-1
Hubbed socket welding steel pipe flanges with tongue and groove faceGB/T 9117.3-20002001-7-1
Loose plate steel pipe flanges with weld-on collar with raised faceGB/T 9121.1-20002001-7-1
Hubbed slip-on-welding steel pipe flanges with male and female faceGB/T 9116.2-20002001-7-1
Steel pipe welding neck flanges with flat face or raised faceGB/T 9115.1-20002001-7-1
Steel pipe blank flanges with male and female faceGB/T 9123.2-20002001-7-1
Hubbed slip-on-welding steel pipe flanges with ring-joint faceGB/T 9116.4-20002001-7-1
Loose hubbed steel pipe flanges with welding neck collar with ring-joint faceGB/T 9118.2-20002001-7-1
Hubbed socket welding steel pipe flanges with ring-joint faceGB/T 9117.4-20002001-7-1
Loose plate steel pipe flanges with lapped endGB/T 9122-20002001-7-1
Steel pipe welding neck flanges with tongue and groove faceGB/T 9115.3-20002001-7-1
Steel pipe welding neck flanges with male and female faceGB/T 9115.2-20002001-7-1
Hubbed slip-on-welding steel pipe flanges with tongue and groove faceGB/T 9116.3-20002001-7-1
Hose clampsJB/T 8870-19991999-4-5
Calculating method for strength steel pipe flanged jointGB/T 17186-19971998-10-1
Pipe supports and hangers Part 3:Middle connection attachments and building structure attachmentsGB/T 17116.3-19971998-5-1
Pipe supports and handgers Part 1:Technical specificationGB/T 17116.1-19971998-5-1
Pipe supports and hangers Part 2:Pipe attachmentsGB/T 17116.2-19971998-5-1
Threaded Steelpipe Flanges (European System)HG 20598-19971998-2-1
Steel pipe blank flanges (Europe System)HG 20601-19971998-2-1
Blind Flange with Stainless Steel Lining (European System)HG 20602-19971998-2-1
Cast iron pipe blank flangesGB/T 17241.2-19981998-1-2
Integral cast iron pipe flangesGB/T 17241.6-19981998-1-2
Hubbed slip-on-welding and hubbed socket welding cast iron pipe flangesGB/T 17241.4-19981998-1-2
Synoptic table for cast iron pipe flangesGB/T 17241.1-19981998-1-2
Loose hubbed cast iron pipe flanges for lapped pipe endGB/T 17241.5-19981998-1-2
Hubbed threaded cast iron pipe flangesGB/T 17241.3-19981998-1-2
Specifications for cast iron pipe flangesGB/T 17241.7-19981998-1-2
Simple Helix Cone-type MixersJB/T 8475-19961997-7-1
Static MixerJB/T 7660-19951996-7-1
General specification for polytetrafluoroethylene bellows compenstorsGB/T 15700-19951996-5-1
Nominal size for pipe componentsGB/T 1047-19951996-2-1
Copper alloy blank flangesGB/T 15530.7-19951996-1-1
Cast copper alloy integral flangesGB/T 15530.1-19951996-1-1
Loose plate steel flanges with copper alloy plate collar for brazing or weldingGB/T 15530.5-19951996-1-1
Copper alloy welding neck flangesGB/T 15530.2-19951996-1-1
Loose plate steel flanges with copper alloy welding neck collarGB/T 15530.6-19951996-1-1
Copper alloy plate flanges for brazing or weldingGB/T 15530.3-19951996-1-1
Specifications for copper alloy and composite flangesGB/T 15530.8-19951996-1-1
Steel Pipe Blank Flanges with Male and Female Face (MF)JB/T 86.2-19941995-10-1
Slip-on-welding Plate Steel Pipe Flanges with Raised FaceJB/T 81-19941995-10-1
Metal Ring Gaskets for Pipeline FlangesJB/T 89-19941995-10-1
Wholly Cast Steel Tube Flange with Male and Female FaceJB/T 79.2-19941995-10-1
Loose Plate Steel Pipe Flanges with Welding Neck Collar with Male and Female faceJB/T 84-19941995-10-1
Steel Pipe Welding Neck Flanges with Tongue and Groove FaceJB/T 82.3-19941995-10-1
Basket Filter for PipesJB/T 7538-19941995-10-1
Wound Style Gaskets for Pipeline FlangesJB/T 90-19941995-10-1
Steel Pipe Welding Neck Flanges with Raised FaceJB/T 82.1-19941995-10-1
Wholly Cast Steel Tube Flange with Raised FaceJB/T 79.1-19941995-10-1
Loose Plate Steel Pipe Flanges with Lapped Pipe EndJB/T 85-19941995-10-1
Loose Plate Steel Pipe Flanges with Weld-on CollarJB/T 83-19941995-10-1
Wholly Cast Steel Tube Flange with Tongue and Groove FaceJB/T 79.3-19941995-10-1
Steel Pipe Welding Neck Flanges with Ring-Joint FaceJB/T 82.4-19941995-10-1
Wholly Cast Steel Tube Flange with Ring Joint FaceJB/T 79.4-19941995-10-1
Pipeline Flange Technical ConditionsJB/T 74-19941995-10-1
Steel Pipe Welding Neck Flanges with Male and Female FaceJB/T 82.2-19941995-10-1
Steel Pipe Blank Flanges with Raised FaceJB/T 86.1-19941995-10-1
Pipeline Flange TypeJB/T 75-19941995-10-1
Asbestos Rubber Gaskets for Pipeline FlangesJB/T 87-19941995-10-1
Forged steel threaded pipe fittingsGB/T 14626-19931994-7-1
Rules for the inspection of general-purpose cast iron pipe fittings for exportSN/T 0258.2-19931994-5-1
Rules for the inspection of general-purpose steel pipe fittings for exportSN/T 0258.1-19931994-5-1
Rules for the inspection of pipe fittings for exportSN/T 0257.3-19931994-5-1
Rules for the inspection of steel pipe flanges for exportSN/T 0257.2-19931994-5-1
Forged steel socket welding pipe fittingsGB/T 14383-19931994-1-1
Tee strainers for fluids for pipesGB/T 14382-19931994-1-1
Wedge Type Quick Coupling for High Pressure Water PipeMT/T 310-19921992-12-1
Gaskets for large-diameter cabon steel pipe flangesGB/T 13403-19921992-10-1
Large-diameter carbon steel pipe flangesGB/T 13402-19921992-10-1
Steel plate butt-welding pipe fittingsGB/T 13401-19921992-10-1
Polytetrafluorethylene envelope gaskets for pipe flangesGB/T 13404-19921992-10-1
Fittings for Stainless Steel and Copper PipeQB 1109-19911992-1-1
Test method for stress relaxation of gaskets for pipe flangesGB/T 12621-19901991-10-1
Test method for compressibility and recorery of gaskets for pipe flangesGB/T 12622-19901991-10-1
Test method for sealing characteristics of gaskets for pipe flangesGB/T 12385-19901991-7-1
Steel butt - welding seamless pipe fittingsGB/T 12459-19901991-5-1
Nominal pressure for pipe componentsGB/T 1048-19901990-1-2
Integral steel pipe flanges with male and female face for PN 1.6MPa (16 bar)GB/T 9113.9-19881989-1-1
Asbestes rubber gaskets for steel pipe flanges with male and female faceGB/T 9126.3-19881989-1-1
Steel pipe welding neck flanges with male and female face for PN 4.0MPa (40 bar)GB/T 9115.19-19881989-1-1
Steel pipe welding neck flanges with raised face for PN 15.0MPa (150 bar)GB/T 9115.15-19881989-1-1
Steel pipe welding neck flanges with male and female face for PN 2.5MPa (25 bar)GB/T 9115.18-19881989-1-1
Steel pipe welding neck flanges with male and female face for PN 1.6 MPa (16 bar)GB/T 9115.17-19881989-1-1
Integral steel pipe flanges with tongue and groove face for PN4.0MPa(40 bar)GB/T 9113.18-19881989-1-1
Octagonal metallic ring gaskets for steel pipe flanges jointsGB/T 9128.1-19881989-1-1
Steel pipe welding neck flanges with male and female face for PN 5.0MPa (50 bar)GB/T 9115.20-19881989-1-1
Asbestes rubber gaskets for steel pipe flanges with full faceGB/T 9126.1-19881989-1-1
Integral steel pipe flanges with male and female face for PN 4.0MPa (40 bar)GB/T 9113.11-19881989-1-1
Integral steel pipe flanges with tongue and groove face for PN 2.5 MPa (25 bar)GB/T 9113.17-19881989-1-1
Asbestes rubber gaskets for steel pipe flanges with tongue and groove faceGB/T 9126.4-19881989-1-1
Interal steel pipe flanges with ring-joint face for PN 5.0MPa(50bar)GB/T 9113.22-19881989-1-1
Specification for metallic ring gaskets for steel pipe flange jointsGB/T 9130-19881989-1-1
Integral steel pipe flanges with raised face for PN2.0 MPa (20 bar)GB/T 9113.6-19881989-1-1
Integral steel pipe flanges with male and female face for PN 10.0MPa (100 bar)GB/T 9113.13-19881989-1-1
Integral steel pipe flanges with male and female face for PN 15.0 MPa (150 bar)GB/T 9113.14-19881989-1-1
Integral steel pipe flanges with tongue and groove face for PN 10.0MPa (100 bar)GB/T 9113.20-19881989-1-1
Steel pipe welding neck flanges with raised face for PN 2.5MPa (25 bar)GB/T 9115.10-19881989-1-1
Integral steel pipe flanges with tongue and groove face for PN1.6MPa(16 bar)GB/T 9113.16-19881989-1-1
Integral steel pipe flanges with male and female face for PN 5.0MPa (50 bar)GB/T 9113.12-19881989-1-1
Steel pipe welding neck flanges with raised face for PN 25.0MPa (250 bar)GB/T 9115.16-19881989-1-1
Loose plate steel pipe flanges with lapped pipe end for PN 0.6MPa (6 bar)GB/T 9122.1-19881989-1-1
Integral steel pipe flanges with male and female face for PN 2.5MPa (25 bar)GB/T 9113.10-19881989-1-1
Steel pipe welding neck flanges with male and female face for PN 10.0MPa (100 bar)GB/T 9115.21-19881989-1-1
Hydraulic fluid power-Hose connector-Connecting dimension(Part 3:Welding or quick-action type)GB/T 9065.3-19881989-1-1
Specification for asbestes rubber gasket for steel pipe flangesGB/T 9129-19881989-1-1
Integral steel pipe flanges with male and female face for PN 25.0MPa (250 bar)GB/T 9113.15-19881989-1-1
Integral steel pipe flanges with raised face for PN10.0MPa(100 bar)GB/T 9113.8-19881989-1-1
Integral steel pipe flanges with ring-joint face for PN 15.0MPa (150 bar)GB/T 9113.24-19881989-1-1
Integral steel pipe flanges with tongue and groove face for PN 5.0 MPa (50 bar)GB/T 9113.19-19881989-1-1
Integral steel pipe flanges with ring-joint face for PN 10.0MPa (100 bar)GB/T 9113.23-19881989-1-1
Integral steel pipe flanges with ring-joint face for PN 2.0MP(20 bar)GB/T 9113.21-19881989-1-1
Integral steel pipe flanges with raised face for PN5.0 MPa (50 bar)GB/T 9113.7-19881989-1-1
Hydraulic fluid power-Hose connector-Connecting dimension (Part 2-Insert type)GB/T 9065.2-19881989-1-1
Steel pipe welding neck flanges with ring-joint face for PN 2.0MPa (20 bar)GB/T 9115.31-19881989-1-1
Pressure-temperature ratings for steel pipe flangesGB/T 9131-19881989-1-1
Asbestes rubber gaskets for steel pipe flanges with raised faceGB/T 9126.2-19881989-1-1
Thread connecting dimensions and specifications of hydraulic fluid power - Quick action couplingsGB/T 8606-20031988-7-1
Specification for flexible coupling of housingGB/T 8259-19871988-5-1
Bolts,round head with oval neckGB/T 8262-19871988-5-1
Testing methods for thin wall metal pipe line and fittings for sprinkler irrigationGB 5895-19861986-11-1
Flared type tube fittings; Swivel elbow; BodyGB/T 5632.2-19851986-9-1
Flared type tube fittings; Union tee; BodyGB/T 5639.2-19851986-9-1
Flared type tube fittings; Male connector; BodyGB/T 5626.2-19851986-9-1
Flared type tube fittings; Male branch tee; BodyGB/T 5635.2-19851986-9-1
Flared type tube fittings; Straight thread connector; BodyGB/T 5625.2-19851986-9-1
Flared type tube fittings; Bulkhead union; BodyGB/T 5643.2-19851986-9-1
Flared type tube fittings; Bulkhead union elbow; BodyGB/T 5644.2-19851986-9-1
Flared type tube fittings; Union cross; BodyGB/T 5641.2-19851986-9-1
Flared type tube fittings; Connector for pressure gauge; BodyGB/T 5645.2-19851986-9-1
Flared type tube fittings; Style B nutGB/T 5648-19851986-9-1
Flared type tube fittings; Weld male connector; BodyGB/T 5642.2-19851986-9-1
Flared type tube fittings; Style A nutGB/T 5647-19851986-9-1
Flared type tube fittings; Swivel run tee; BodyGB/T 5634.2-19851986-9-1
Flared type tube fittings; SleeveGB/T 5646-19851986-9-1
Flared type tube fittings; Straight thread run tee; BodyGB/T 5637.2-19851986-9-1
Flared type tube fittings; Male elbow; BodyGB/T 5629.2-19851986-9-1
Flared type tube fittings; Swivel branch tee; BodyGB/T 5638.2-19851986-9-1
Flared type tube fittings; Back-up washerGB/T 5652-19851986-9-1
Flared type tube fittings; Straight thread elbow; BodyGB/T 5631.2-19851986-9-1
Vacuum technology screwed type quick release flangeGB/T 4983-19851986-1-1
Union for butt joints-BodyGB/T 3756.2-19831984-4-1
Specification for bite type tube fittingsGB/T 3765-19831984-4-1
Straight thread connector; AssemblyGB 3733.1-19831984-4-1
Bulkhead union elbow; BodyGB/T 3749.2-19831984-4-1
FerruleGB/T 3764-19831984-4-1
Male connector for butt joints; BodyGB/T 3755.2-19831984-4-1
Male branch tee; BodyGB 3742.2-19831984-4-1
Bite type tube fittings; Nuts for butt jointsGB/T 3760-19831984-4-1
Straight thread elbow; BodyGB 3738.2-19831984-4-1
Bite type tube fittings; Hexagon thin nutsGB/T 3763-19831984-4-1
Connector for pressure gauge; BodyGB/T 3751.2-19831984-4-1
Straight thread long connector; BodyGB 3735.2-19831984-4-1
Male connector; BodyGB 3734.2-19831984-4-1
Male run tee; BodyGB/T 3744.2-19831984-4-1
Adjustable elbow; BodyGB 3752.2-19831984-4-1
Bulkhead union; BodyGB/T 3748.2-19831984-4-1
Union cross; BodyGB/T 3746.2-19831984-4-1
Union cross; AssemblyGB/T 3746.1-19831984-4-1
Straight thread run tee; BodyGB 3743.2-19831984-4-1
Union elbow; BodyGB 3740.2-19831984-4-1
Straight thread branch tee; BodyGB 3741.2-19831984-4-1
Bite type tube fittings; NutsGB/T 3759-19831984-4-1
Male long connector; BodyGB 3736.2-19831984-4-1
Union tee; BodyGB/T 3745.2-19831984-4-1
Adjustable T-unions-BodyGB/T 3753.2-19831984-4-1
Malleable cast iron pipe fittings--Type size--Y piece reducing(Tees)GB/T 3289.18-19821983-10-1
Malleable cast iron pipe fittings--Type size--Tees 45 degree Y pieces(Tees)GB/T 3289.17-19821983-10-1
Malleable cast iron pipe fittings--Type size--Reducing inner joints(nipples hexagon)GB/T 3289.27-19821983-10-1
Malleable cast iron pipe fittings--Type size--Male joints(sockets) male and female joints(sockets)GB/T 3289.22-19821983-10-1
Malleable cast iron pipe fittings--Type size--Male and female screws(bushings)GB/T 3289.28-19821983-10-1
Malleable cast iron pipe fittings--Type size--Tube caps(caps plugs)GB/T 3289.34-19821983-10-1
Malleable cast iron pipe fittings--Type size--Medium large reducing tees[Tees(increasing on the branch) ]GB/T 3289.12-19821983-10-1
Malleable cast iron pipe fittings--Type size--Reducing male joints(sockets)GB/T 3289.24-19821983-10-1
Malleable cast iron pipe fittings--Type size--Eccentric reducing male joints(sockets)GB/T 3289.25-19821983-10-1
Malleable cast iron pipe fittings--Type size--No-square inner joint(nipples)GB/T 3289.23-19821983-10-1
Malleable cast iron pipe fittings--Type size--Through thread male joint(sockets)GB/T 3289.29-19821983-10-1
Hinged Nut for Pipe ConnectionJB/T 999-19771977-5-1
Welded Type Hinged Pipe Connection BodyJB/T 998-19771977-5-1
Combined Sealing WasherJB/T 982-19771977-5-1
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