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Orifice valve

Orifice valve, Total:221 items.

In the international standard classification, Orifice valve involves: FLUID SYSTEMS AND COMPONENTS FOR GENERAL USE, Valves, Measurement of fluid flow, Shipbuilding and marine structures in general, Fluid power systems, External sewage systems, Galvanic cells and batteries, Iron and steel products, Pipeline components and pipelines, Occupational safety. Industrial hygiene, Aerosol containers, Equipment for petroleum and natural gas industries, Hydraulic energy engineering, Equipment for the chemical industry, Installations in buildings, Powder metallurgy, Aircraft and space vehicles in general.

Professional Standard - Machinery, Orifice valve

JB/T 7252-1994 Valve type orifice plate throttling devices
JB/T 5963-1991 Two-way, three-way, four-way threaded cartridge valve hole size
JB/T 1737-1991 Swing check valve disc seal ring pressure plate
JB/T 1738-1992 Valve structural elements Wedge gate valve body, gate guide rail and guide rail groove size
JB/T 11340.5-2012 Valve-regulated lead-acid battery safety valve.Part 5: Microporous acid filter
JB/T 6495-1992 Valve structural elements Gate (or disc) T-slot size
JB/T 1734-1992 Structural elements of the valve Dimensions of the copper sealing surface of the gate and disc
JB/T 5298-2016 Steel slab-gate valves in pipeline
JB/T 5298-1991 Steel flat gate valves for pipelines
JB/T 2772-2008 Components of valves.High pressure Blanks
JB/T 4077-1991 Type and basic parameters of high vacuum plug-in valve
JB/T 4078-1991 Type and basic parameters of high vacuum baffle valve
JB/T 5963-2004 Hydraulic fluid power - Two-, three-and four-port screw-in cartridge valves-Cavities
JB/T 5963-2014 Hydraulic fluid power.Two-, three- and four-port screw-in cartridge valves.Cavities
JB/T 1740-1992 Structural elements of the valve Dimensions of the sealing surface of the wedge gate
JB/T 12255-2015 Specification for sintered valve plate, connecting rod and piston of refrigeration compressor
JB/T 1708-2010 Components of valves-Gland,pressure sleeves and plates
JB/T 53242-1999 Quality grading of steel flat gate valves for pipelines (internal use)

工业和信息化部, Orifice valve

JB/T 7252-2018 Valve type orifice throttling device
JB/T 14241-2022 Integrated valve orifice flow meter
JB/T 13882-2020 High temperature and high pressure flat gate valve for power stations
HG/T 5223-2017 High temperature hard sealing single disc cut-off gate valve technical conditions

Society of Automotive Engineers (SAE), Orifice valve

SAE AS3332-3-1951 AS3332 Valve Spindle. 1/4" Bore Drain Valve
SAE AS3334-2-1951 AS3334 Valve. 1/4" Bore Drain Valve
SAE AS4761-1-1958 AS4761 Body (1/4" Bore Drain Valve)
SAE AS3336-4-1951 AS3336 Cap. 1/4" Bore Drain Valve
SAE AS4760-4-1971 AS4760 1/4" Bore. Sediment Drain Valve
SAE AS8435-1-1968 AS8435 Cap. 1/4 Bore Drain Valve
SAE AS3333-2-1951 AS3333 Insert. 1/4" Bore Drain Valve
SAE AS3337-2-1951 AS3337 Washer. 1/4" Bore Drain Valve
SAE AS3331-4-1951 AS3331 Body. 1/4" Bore Drain Valve
SAE AS3335-2-1951 AS3335 Spring. 1/4" Bore Drain Valve
SAE AS4524-2-1952 AS4524 Spring - 1/4" Bore Drain Valve
SAE AS4762-1-1958 AS4762 Cap 1/4" Bore Drain Valve
SAE AS8434-1-1968 AS8434 Body. 1/4 Bore Drain Valve
SAE AS6295-1-1953 AS6295 Assembly of Flush Drain Valve. 2" Bore
SAE AS8436-1-1968 AS8436 Seal, 1/4 Bore Drain Valve
SAE AS8437-1-1968 AS8437 Clip. Chain, 1/4 Bore Drain Valve
SAE AS6347-2-1956 AS6347 Shaft for Pedal Spool - Rudder Bar
SAE AS2223-3-1988 AS2223 Shaft for Pedal Spool (Rudder Bar)
SAE AS3330-2-1951 AS3330 1/4" Bore Water/Sediment Drain Valve
SAE AS6270-2-1970 AS6270 Assembly of Flush Drain Valve - 1 1/4" Bore
SAE AS8433-1-1968 AS8433 1/4 Bore Sediment Drain Valve, Unified
SAE AS2221-4-1988 AS2221 Pedal Spool (Rudder Bar)
SAE AS3338-2-1951 AS3338 Chain Tag Washer- 1/4" Bore Drain Valve
SAE AS2222-3-1988 AS2222 Bush for Pedal Spool (Rudder Bar)

German Institute for Standardization, Orifice valve

DIN 3357-2:1981 Full bore steel ball valves
DIN 3357-3:1981 Reduced bore steel ball valves
DIN 3357-4:1981 Full bore nonferrous metal ball valves
DIN 3357-5:1981 Reduced bore nonferrous metal ball valves
DIN 24340-2:1982 Hydraulic valves; mounting surfaces and connecting plates for directional control valves
DIN ISO 7368:2018 Hydraulic fluid power - Two-port slip-in cartridge valves - Cavities (ISO 7368:2016)
DIN 3341:1989 Plate valves for displacement compressors; suction valves, discharge valves; main dimensions, materials, installation
DIN 24340-2:1982-11 Hydraulic valves; mounting surfaces and connecting plates for directional control valves
DIN 12541-1:1977-05 Laboratory glassware; straight bore stopcocks
DIN 3341:1989-07 Plate valves for displacement compressors; suction valves, discharge valves; main dimensions, materials, installation
DIN 86528:1996 Tab washers for screwed bonnet valves
DIN 12554:2020-03 Laboratory glassware - T-bore stopcocks
DIN 12553:2020-03 Laboratory glassware - Double oblique bore stopcocks
DIN 12563:2020-02 Laboratory glassware - V-bore stopcocks 120°
DIN 87308:2020-03 Operating devices for valves for shipboard use - Crank handles with square hole with tapered sides
DIN ISO 7368:2017 Hydraulic fluid power - Two-port slip-in cartridge valves - Cavities (ISO 7368:2016); Text in German and English
DIN EN 14848 Berichtigung 1:2007 Aerosol containers - Metal containers with 25,4 mm aperture - Dimensions of valve cups, Corrigenda to DIN EN 14848:2006-02; German version EN 14848:2005/AC:2007
DIN 6276:1982-04 Internal combustion engines for general purposes; Valve blocks for compressed air containers; 38 mm bore
DIN EN ISO 10432:2005 Petroleum and natural gas industries - Downhole equipment - Subsurface safety valve equipment (ISO 10432:2004); English version EN ISO 10432:2004
DIN EN 14848:2020-03 Aerosol containers - Metal containers with 25,4 mm aperture - Dimensions of valve cups; German version EN 14848:2020
DIN 3588-1:2021 Gas Tapping Tees - Part 1: Tapping valves for polyethylene gas pipe systems - Requirements and tests
DIN 3588-1:2021-11 Gas Tapping Tees - Part 1: Tapping valves for polyethylene gas pipe systems - Requirements and tests / Note: This standard is part of the DVGW body of rules.
DIN EN 14848:2020 Aerosol containers - Metal containers with 25,4 mm aperture - Dimensions of valve cups
DIN 6274:1982-04 Internal combustion engines for general purposes; Compressed air containers with valve block; 38 mm bore; Assembly
DIN 87308:1999 Operating devices for valves for shipboard use - Crank handles with square hole with tapered sides
DIN 3162:1974 Screwed caps for valves for refrigerant circuits, nominal pressure 25 bar

US-FCR, Orifice valve

FCR FED H-08-4 VOL 3 SEC I 425-1983 AIR RELIEF VALVE MANHOLE
FCR COE CEGS 02570-2000 VALVE MANHOLES AND PIPING AND EQUIPMENT IN VALVE MANHOLES, NOTICE 1 (2000) INCORPORATED, SPECIAL CHANGE (2000) INCORPORATED

Association Francaise de Normalisation, Orifice valve

NF J41-421:1957 Shipbuilding. Kingston valves, nominal bore 200-500 mm. Body.
NF E48-423:1989 HYDRAULIC FLUID POWER. FOUR-PORT DIRECTIONAL CONTROL VALVES,PRESSURE-CONTROL VALVES,SEQUENCE VALVES,UNLOADING VALVES,THROTTLE VALVES,CHECK VALVES,COMPENSATED FLOW-CONTROL VALVES,PRESSURE-RELIEF VALVE. MOUNTING SURFACE.
NF E29-003:1969 DIRECTION OF CLOSURE FOR COCKS AND VALVES (SLUICE VALVES,SCREW DOWN VALVES,ETC.).
NF J41-420:1957 Shipbuilding. Kingston valves, nominal bore 50-175 mm. Body.
NF E29-371:1989 Industrial valves. Flanged cast iron swing check valves. Specifications.
NF E48-141*NF ISO 9461:1993 Hydraulic fluid power. Identification of valve ports, subplates, control devices and solenoids.
NF H44-004:2006 Aerosols containers - Metal containers with 25,4 mm aperture - Dimensions of valve cups.
NF M87-213*NF EN ISO 10432:2005 Petroleum and natural gas industries - Downhole equipment - Subsurface safety valve equipment.
NF E49-085:2004 Pneumatic fluid power - Five-port directional control valves - Mounting dimensions of subplates
NF E48-432*NF ISO 10372:1993 Hydraulic fluid power. Pour- And five-ports servovalves. Mounting surfaces.
NF J41-416:1957 Shipbuilding. Kingston valves, nominal bore 50-175 mm. Nomenclature of parts.

Defense Logistics Agency, Orifice valve

DLA A-A-59440/14-2012 VALVE, FLAPPER, CHECK-SWING, WATER

U.S. Military Regulations and Norms, Orifice valve

ARMY UFGS-33 60 01-2008 VALVES, PIPING, AND EQUIPMENT IN VALVE MANHOLES

British Standards Institution (BSI), Orifice valve

BS EN 1984:2000 Industrial valves - Steel gate valves
BS ISO 7368:2016 Hydraulic fluid power. Two-port slip-in cartridge valves. Cavities
BS ISO 10372:1998 Hydraulic fluid power - Four-and five-port servovalves - Mounting surfaces
BS 5163-2:2004 Valves for waterworks purposes - Stem caps for use on isolating valves and associated water control apparatus - Specification
BS ISO 4401:1996 Hydraulic fluid power - Four-port directional control valves - Mounting surfaces
BS ISO 4401:2005 Hydraulic fluid power - Four-port directional control valves - Mounting surfaces
BS EN 14848:2006 Aerosol containers. Metal containers with 25,4 mm aperture. Dimensions of valve cups
BS EN 14848:2020 Aerosol containers. Metal containers with 25,4 mm aperture. Dimensions of valve cups
BS ISO 7789:2008 Hydraulic fluid power. Two-, three- and four-port screw-in cartridge valves. Cavities
BS EN 14848:2005 Aerosol containers - Metal containers with 25,4 mm aperture - Dimensions of valve cups
BS EN ISO 10432:2005 Petroleum and natural gas industries - Downhole equipment - Subsurface safety valve equipment
18/30363530 DC BS EN 14848. Aerosol containers. Metal containers with 25,4 mm aperture. Dimensions of valve cups

European Committee for Standardization (CEN), Orifice valve

EN 1984:2000 Industrial Valves - Steel Gate Valves
EN ISO 10432:1999 Petroleum and Natural Gas Industries - Downhole Equipment - Subsurface Safety Valve Equipment ISO 10432: 1999
EN ISO 10432:2004 Petroleum and natural gas industries - Downhole equipment - Subsurface safety valve equipment

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Orifice valve

GB/T 14043-2005 Hydraulic fluid power.Code for identification of valve mounting surfaces and cartridge valve cavities
GB/T 23300-2009 Parallel plane disc gate valves
GB/T 8100-1987 Hydraulic fluid power-pressure control valves (excluding pressure relief valves ), sequence valves, unloading valves, throttle valves and check valves--Mounting surfaces
GB/T 14043.1-2022 Hydraulic fluid power—Code and identification of valve—Part 1: Mounting surfaces and cavities
GB/T 11254-1989 Hot rolled steel sheets for compressor valves
GB/T 2514-1993 Hydraulic fluid power. Four-port directional control valves. Mounting surfaces
GB/T 2877-2007 Hydraulic fluid power.Two-port slip-in cartridge valves.Cavities
GB/T 17490-1998 Hydraulic fluid power--Identification of valve ports, subplates, control devices and solenoids

AENOR, Orifice valve

UNE 27572-3:1976 MANHOLE COVER FOR FIRE STOP VALVES.
UNE 27686:1975 PLATES FOR SHUTTERS FOR DISCHARGE VALVES.
UNE 27683:1975 PLATES FOR "F" TYPE SHUTTERS FOR DISCHARGE VALVES.
UNE-EN 14848:2006 Aerosol containers - Metal containers with 25,4 mm aperture - Dimensions of valve cups

IN-BIS, Orifice valve

IS 10805-1986

PL-PKN, Orifice valve

PN M74165-1990 Industrial valves Cast iron diaphragm flanged valves
PN M74166-1990 Industrial valves Cast iron diaphragm flanged valves
PN C94300-105-1986 Tires and tubes Tube Valves Pins and pins seatings
PN M74013-1986 Industrial fittings Check plate valves for nominal pressure up to 1,6 MPa

Korean Agency for Technology and Standards (KATS), Orifice valve

KS B ISO 7368:2005 Hydraulic fluid power-Two-port slip-in cartridge valves-Cavities
KS B ISO 7368:2013 Hydraulic fluid power－Two-port slip-in cartridge valves－Cavities
KS B 2376-2009 Dual plate check valve
KS B 6347-1987 2-Port solenoid operated valves for pneumatic use
KS B 2305-2006 Nominal size and bore of valves
KS B 2370-1979(2017) Hydraulic valves : Mounting surfaces And connecting plates for directional control valves
KS B 2370-1982 Hydraulic valves : Mounting surfaces And connecting plates for directional control valves
KS B 6355-1987 3-port solenoid operated valves for pneumatic use
KS B 2305-2006(2021) Nominal size and bore of valves
KS B 2370-1979(2022) Hydraulic valves : Mounting surfaces And connecting plates for directional control valves
KS B 6356-2003 4-port and 5-port solenoid operated valves for pneumatic use
KS B 6346-2021 Subplate type solenoid operated 4-port valves for oil-hydraulic use
KS B 6346-1975 Subplate type solenoid operated 4-port valves for Oil-hydraulic use
KS B 6346-1975(2016) Subplate type solenoid operated 4-port valves for Oil-hydraulic use
KS B 6346-1986 Subplate type solenoid operated 4-port valves for Oil-hydraulic use
KS B ISO 7789:2005 Hydraulic fluid power-Two, three-and four-port screw-in cartridge valves-Cavities
KS B ISO 9461-2007(2012) Hydraulic fluid power－Identification of valve ports,subplates, control devices and solenoids

International Organization for Standardization (ISO), Orifice valve

ISO 7368:1989 Hydraulic fluid power; two-port slip-in cartridge valves; cavities
ISO 7368:2016 Hydraulic fluid power - Two-port slip-in cartridge valves - Cavities
ISO 5783:1995 Hydraulic fluid power - Code for identification of valve mounting surfaces and cartridge valve cavities
ISO 10433:1994 Pertroleum and natural gas industries; drilling and production equipment; specification for wellhead surface safety valves and underwater safety valves for offshore service
ISO 7789:2007 Hydraulic fluid power - Two-, three- and four-port screw-in cartridge valves - Cavities
ISO 10432:2004 Petroleum and natural gas industries - Downhole equipment - Subsurface safety valve equipment
ISO 10432:1999 Petroleum and natural gas industries - Downhole equipment - Subsurface safety valve equipment

FI-SFS, Orifice valve

SFS 9006-1987

Professional Standard-Ships, Orifice valve

CB/T 3819-1999 Wafer type check valves
CB/T 4233-2013 Marine deck valve
CB/T 3819-2013 Wafer type check valves
CB 1034-1983 plank drain valve
CB/T 84-1998 Nameplate for marine valves
CB/T 4315-2013 Nameplate for marine valves
CB 1260-1994 Submarine side valve welding seat plate
CB 589-1995 Specification for High Pressure Air Right Angle Globe Valve with Mounting Plate
CB 590-1995 Specifications for High Pressure Air Right Angle Globe Check Valves with Mounting Plates

机械电子工业部, Orifice valve

JB 1737-1991 Swing check valve disc seal ring pressure plate

Underwriters Laboratories (UL), Orifice valve

UL 555C-2014 UL Standard for Safety Ceiling Dampers (Fourth Edition)
UL 17-1994 Vent or chimney connector dampers for oil-fired appliances

Professional Standard - Urban Construction, Orifice valve

CJ/T 379-2011 Multi-functional tilting disc valve

Group Standards of the People's Republic of China, Orifice valve

T/WZBF 037-2023 Transverse Flat Gate Valve
T/WZBF 006-2022 Electric flat gate valve (electric isolation door)
T/SLEA 0071.3-2023 Technical specification for laboratory gas supply valve and accessories —Part 3:Valves and change over panel
T/ZZB 0991-2019 Parallel double-disc control gate valves for petroleum,chemical industries
T/CGMA 041003-2018 Quality Classification Specification for Steel plate gate valve
T/HPAESRCU 0004-2020 Technical specification for green-design product assessment- multi-functional tilting disc valve
T/GDGM 0004-2019 Technical specification for green-design product assessment- multi-functional tilting disc valve
T/WZBF 018-2022 Components of valves—Gland,pressure sleeves and plates

API - American Petroleum Institute, Orifice valve

API REPORT 1-1976 Orifice Coefficients for Two-Phase Flow Through Velocity Controlled Subsurface Safety Valves
API OSAPR-1-1976 ORIFICE COEFFICIENTS FOR TWO-PHASE FLOW THROUGH VELOCITY CONTROLLED SUBSURFACE SAFETY VALVES

CZ-CSN, Orifice valve

CSN 13 6594-1973 Boring pipe boxes with ball valves. Dimensions
CSN 30 3725-1989 Rims for power and electric trucks. Mandrels, val ve holes and check ga-ges. Dimensions.

Japanese Industrial Standards Committee (JISC), Orifice valve

JIS B 2001:1987 Nominal size and bore of valves
JIS B 8387:2000 Hydraulic fluid power -- Four-port modular stack valves and four-port directional control valves, sizes 02, 03 and 05 -- Clamping dimensions
JIS B 8669:2006 Hydraulic fluid power -- Identification of valve ports, subplates, control devices and solenoids
JIS B 8355:2009 Hydraulic fluid power -- Sub-plate type solenoid operated four-port directional control valves

Professional Standard - Ferrous Metallurgy, Orifice valve

YB/T 4235-2010 Gas blind block valve

RO-ASRO, Orifice valve

STAS 11698-1980 Sanitary fittings RELIEF VALVES AND SINKWATER TRAPS FOR PLATE LAVATORIES Dimensions
STAS 2668-1980 HAND PUMPS WITH FLAPS

U.S. Air Force, Orifice valve

AIR FORCE MIL-PRF-38201 D-1998 VALVE, FILLER, LIQUID OXYGEN, FEMALE, CRU-59/E [Use In Lieu Of: AIR FORCE MIL-V-0038201 B]

YU-JUS, Orifice valve

JUS M.C7.300-1992 Valves - Hand-wheel offset arm type hole of hub round
JUS M.C7.320-1992 Valves Hand-wheel offset arm type,hole of tube,parallel square
JUS M.C7.302-1992 Valves - Hand-wheel offset arm type hole of hub,parallel square

American National Standards Institute （ANSI), Orifice valve

ANSI/NFPA T3.21.15-1990 Pneumatic Fluid Power - Marking of Valve Ports Subplates, Control Devices, Solenoids, and Solenoid Leads

American Society for Testing and Materials (ASTM), Orifice valve

ASTM F992-17(2022) Standard Specification for Valve Label Plates
ASTM F992-86(1996)e1 Standard Specification for Valve Label Plates
ASTM F1020-86(2001) Standard Specification for Line-Blind Valves for Marine Applications
ASTM F1020-86(2018) Standard Specification for Line-Blind Valves for Marine Applications
ASTM F1020-86(1996)e1 Standard Specification for Line-Blind Valves for Marine Applications
ASTM F1020-86(1996) Standard Specification for Line-Blind Valves for Marine Applications

AIA/NAS - Aerospace Industries Association of America Inc., Orifice valve

NAS11-1957 Valve Assembly - Flapper (Rev 3)

AT-ON, Orifice valve

ONORM M 5960-1967
ONORM V 5033 Teil.3-1989 Tyres for motor-cycles; tyres, rims and valves for scooters
ONORM H 6031-2000 Ventilation plants - Installment of fire dampers in walls and ceilings

MSS - Manufacturers Standardization Society of the Valve and Fittings Industry., Orifice valve

SP-113-1994 Standard Practice for Connecting Joint Between Tapping Machines and Tapping Valves

TR-TSE, Orifice valve

TS 480-1966 FLAT VVEDGE GATE VALVES FOR GAS (Cast iron light model)

RU-GOST R, Orifice valve

GOST R 50430-1992 Pipeline gate valves-rates of gates sealibility
GOST 4.412-1986 Index system of production quality. Butterfly and spherical valves for hydraulic turbines. Index nomenclature

Liaoning Provincial Standard of the People's Republic of China, Orifice valve

DB21/T 3401-2021 Performance test method of flameproof flap valve

Aerospace Industries Association, Orifice valve

AIA NAS 11-1957 (Inactive)Valve Assembly - Flapper (Rev. 3)

Taiwan Provincial Standard of the People's Republic of China, Orifice valve

CNS 8194-1985 Subplate Type Solenoid Operated 4 - Port Valves for Oil - Hydraulic Use
CNS 8195-1985 Method of Test for Subplate Type Solenoid Operated 4 - Port Valves (Oil - Hydraulic Use )

GM Europe, Orifice valve

GME QE 001214-1992 Elastomer f黵 R點kschwallsperren Elastomer for Splash Back Check Valve German

ES-UNE, Orifice valve

UNE-EN 14848:2020 Aerosol containers - Metal containers with 25,4 mm aperture - Dimensions of valve cups

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会, Orifice valve

GB/T 7934-2017 Hydraulic two-port slip-in cartridge valves—Technical requirements

NO-SN, Orifice valve

NS 2686-1982 Marine industry - Pipe sockets with flanges for valves on sea chest and shell plating - Nominal pressure PN 10

Professional Standard - Chemical Industry, Orifice valve

HG/T 5222~5223-2017 Technical conditions of electro-hydraulic control cold wall slide valve and high temperature hard seal single gate shut-off gate valve for catalytic cracking (2017)

United States Navy, Orifice valve

NAVY MIL-V-17501 F (2)-1993 VALVES, CONTROL TYPE, MAGAZINE, AND HANGAR DECK SPRINKLER
NAVY MIL-V-17501 F-1990 VALVES, CONTROL TYPE, MAGAZINE, AND HANGAR DECK SPRINKLER
NAVY MIL-V-24722-1990 VALVE AND SUBPLATE, SERVO FLOW-CONTROL, ELECTROHYDRAULIC, GENERAL SPECIFICATION FOR
NAVY MIL-T-82345-1965 TRAINING AID, DEMONSTRATOR PANEL, STEAM CATAPULT FILL VALVE

IT-UNI, Orifice valve

Danish Standards Foundation, Orifice valve

DS/EN 14848/AC:2007 Aerosol containers - Metal containers with 25,4 mm aperture - Dimensions of valve cups
DS/EN 14848:2006 Aerosol containers - Metal containers with 25,4 mm aperture - Dimensions of valve cups

Lithuanian Standards Office , Orifice valve

LST EN 14848-2006 Aerosol containers - Metal containers with 25,4 mm aperture - Dimensions of valve cups
LST EN 14848-2006/AC-2007 Aerosol containers - Metal containers with 25,4 mm aperture - Dimensions of valve cups

CEN - European Committee for Standardization, Orifice valve

PREN 14848-2018 Aerosol containers - Metal containers with 25@4 mm aperture - Dimensions of valve cups

ZA-SANS, Orifice valve

SANS 1808-18:2010 Water supply and distribution system components Part 18: PVC-U gate valves

American Society of Mechanical Engineers (ASME), Orifice valve

ASME A112.18.7-1999 Deck Mounted Bath/Shower Transfer Valves with Integral Backflow Protection

国家市场监督管理总局、中国国家标准化管理委员会, Orifice valve

GB/T 2877.2-2021 Hydraulic two-port slip-in cartridge valves—Part 2: Mounting dimensions