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Database: 365,228(8 Aug 2026)

Hydraulic round flange

Hydraulic round flange, Total:165 items.

The international standard classification for "Hydraulic round flange" includes: Pumps and motors , Materials and components for shipbuilding .

The Chinese standard classification for "Hydraulic round flange" includes: Hydraulic and pneumatic device , Marine pipe fittings .


General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

  • GB/T 11449.4-1989 Flanges for waveguides--Part 4:Relevant specification for flanges for circular waveguides
  • GB 581-1976 Marine oval-shaped steel pipe flanges, weld-on
  • GB/T 10750-1989 Marine oval-shaped cast iron and cast steel pipe flanges
  • GB 582-1976 Marine oval-shaped cast iron/cast steel pipe flanges
  • GB/T 10751-1989 Marine oval-shaped steel pipe flanges,weld-on
  • GB/T 2353.2-1993 Hydraulic fluid power―Positive displacement pumps and motors―Dimensions and identification code for mounting flanges and shaft ends―Part 2 polygonal flanges(including circular flanges)

Professional Standard - Machinery

Professional Standard-Ships

Society of Automotive Engineers (SAE)

Ente Nazionale Italiano di Unificazione

  • UNI 2254:1967 Metallic pipe flanges. Circular screwed flanges. Nominal pressure 16.
  • UNI 2255:1967 Metallic pipe flanges. Circular screwed flanges. Nominal pressure 40.
  • UNI 2257:1967 Metallic pipe flanges. Circular screwed flanges. Nominal pressure 100.
  • UNI 2248:1967 Metallic pipe flanges. Flat circular screwed flanges. Nominal pressure 40.
  • UNI 2246:1967 Metallic pipe flanges. Flat circular screwed flanges. Nominal pressure 6.
  • UNI 2247:1967 Metallic pipe flanges. Flat circular screwed flanges. Nominal pressure 16.
  • UNI ISO 3019-3:1990 Hydraulic fluid power. Positive displacement pumps and motors. Dimensions and identification code for mounting flanges and shaft ends. Polygonal flanges (including circular flanges).
  • UNI 2276:1967 Metallic pipe flanges. Circular slip-on- welding flanges. Nominal pressure 6.
  • UNI 6083:1967 Metallic pipe flanges. Circular slip-on- welding flanges. Nominal pressure 25.
  • UNI 6081:1967 Metallic pipe flanges. Oval slip-on- welding flanges. Manual pressure 16.
  • UNI 2223:1967 Metallic pipe flanges. Templates for drilling circular flanges.
  • UNI 6082:1967 Metallic pipe flanges. Circular slip-on- welding flanges. Nominal pressure 2,5.
  • UNI 2249:1967 Metallic pipe flanges. Circular screwed flanges. Nominal pressure 1.
  • UNI 2252:1967 Metallic pipe flanges. Oval screwed flanges. Nominal pressure 16.
  • UNI 2253:1967 Metallic pipe flanges. Circular screwed flanges. Nominal pressure 6.
  • UNI 2321:1943 Gaskets for circular naval pipe flanges, heavy series. Nominal pressure 6.
  • UNI 2319:1943 Gaskets for oval naval pipe flanges, heavy series. Nominal pressure 6.
  • UNI ISO 6580:1986 General purpose industrial fans. Circular flanges. Dimensions.
  • UNI ISO 6580:2008 General-purpose industrial fans - Circular flanges - Dimensions
  • UNI 8255:1981 Slot cutters with smooth cylindrical shank, normal series

Association Francaise de Normalisation

  • NF E48-054:1998 Hydraulic fluid power. One-piece square flanges with recessed flange head PN 250 and PN 400. Dimensions.
  • NF R16-301:1944 Carburateurs - Brides ovales à 2 trous
  • NF EN 60154-4:2017 Brides pour guides d'ondes - Partie 4 : spécifications particulières applicables aux brides pour guides d'ondes circulaires
  • NF E48-055:1986 Hydraulic fluid power. Rectangular flanges with recessed flange head. PN 250 and PN 400. Dimensions.

AT-ON

  • ONORM ISO 3019 Teil.3:1983 Hydraulic fluid power; positive displacement pumps and motors; dimensions and identiflcation codefor mounting /langes and shaft ends; polygonal flanges (including circular flanges)

Korean Agency for Technology and Standards (KATS)

  • KS B ISO 3019-3-2002(2012) Hydraulic fluid power-Positive displacement pumps and motors-Dimensions and identification code for mounting flanges and shaft ends-Part 3:Polygonal flanges(including circular flanges)
  • KS B ISO 3019-3-2013 Hydraulic fluid power-Positive displacement pumps and motors-Dimensions and identification code for mounting flanges and shaft ends-Part 3:Polygonal flanges(including circular flanges)
  • KS B ISO 3019-3:2002 Hydraulic fluid power-Positive displacement pumps and motors-Dimensions and identification code for mounting flanges and shaft ends-Part 3:Polygonal flanges(including circular flanges)
  • KS B ISO 3019-3:2013 Hydraulic fluid power-Positive displacement pumps and motors-Dimensions and identification code for mounting flanges and shaft ends-Part 3:Polygonal flanges(including circular flanges)
  • KS B ISO 6580-2013 General purpose industrial fans-Circular flanges-Dimensions
  • KS B ISO 6580:2002 General purpose industrial fans-Circular flanges-Dimensions
  • KS B ISO 6580:2013 General purpose industrial fans-Circular flanges-Dimensions
  • KS C IEC 60154-4-2013 Flanges for waveguides-Part 4:Relevant specifications for flanges for circular waveguides

CZ-CSN

RO-ASRO

  • STAS 4269-1987 Steel flanges ROUND PLAIN SGREWED FLAN- GES NP 6 Dimensions
  • STAS 4678-1991 Steel flanges. Ovel fiat flanges for welding NP 6. Dimensions
  • STAS 8014-1984 Steel flanges ROUND. PLAIN FLANGES FOR WFLDING NP 16 Dimensions
  • STAS 4057-1970 Shipbuilding I.APPED ROUND FLANGHS FOR FLARHD PIPE NPt?, XP10 and NP16 Dimensions
  • STAS 6934-1981 Refrigerating plants SQUARE AND OVAL FLANGES NP 25 Dimensions

International Organization for Standardization (ISO)

  • ISO 3019-3:1981 Hydraulic fluid power — Positive displacement pumps and motors — Dimensions and identification code for mounting flanges and shaft ends — Part 3: Polygonal flanges (including circular flanges)
  • ISO 3019-3:1988 Hydraulic fluid power; positive displacement pumps and motors; dimensions and identification code for mounting flanges and shaft ends; part 3: polygonal flanges (including circular flanges)

SE-SIS

  • SIS SS-ISO 3019-3:1989 Hydraulic fluid power — Positive displace- ment pumps and motors — Dimensions and identification code for mounting flanges and shaft ends — Part 3: Polygonal flanges (in- cluding circular flanges)
  • SIS SMS 2244-1966 Ventilation plants. Round flanges. General dimensions

American National Standards Institute (ANSI)

ECIA - Electronic Components Industry Association

German Institute for Standardization

BE-NBN

United States Navy

Military Standards (MIL-STD)

Danish Standards Foundation

  • DS/ISO 3019-3:1992 Hydraulic fluid power.Positive displacement pumps and motor.Dimensions and identification code for mounting flanges and shaft ends.Part 3: Polygonal flanges(including circular flanges)
  • DANSK DS/HD 129.4 S1:2016 Flanges for waveguides – Part 4: Relevant specifications for flanges for circular waveguides
  • DANSK DS/EN 60154-4:2017 Flanges for waveguides – Part 4: Relevant specifications for flanges for circular waveguides

Spanish Association for Standardization (UNE)

  • AENOR UNE 10003:1950 OVAL FLANGES FOR CARBURETORS
  • UNE-EN 60154-4:2017 Flanges for waveguides - Part 4: Relevant specifications for flanges for circular waveguides (Endorsed by Asociación Española de Normalización in September of 2017.)
  • UNE-EN 1092-2:2024 Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 2: Cast iron flanges

Japanese Industrial Standards Committee (JISC)

  • JIS B 2292-3:2000 Hydraulic fluid power -- Positive displacement pumps and motors -- Dimensions and identification code for mounting flanges and shaft ends -- Part 3: Polygonal flanges (including circular flanges)
  • JIS Z 1604:1995 Plugs and flanges for steel drums

British Standards Institution (BSI)

Defense Logistics Agency

Bureau of Indian Standards

  • IS 10738-4-2-1992 Flanges for Waveguides - Part 4 : Flanges for Circular Waveguides - Section 2 : Flange Type J
  • IS 10738-4-1-1991 Flanges for Waveguides - Part 4 : Flanges for Circular Waveguides - Section 1 : General

FI-SFS

  • SFS B.8.91-1948 Flange. Round spiral smooth flange. Maximum working pressure: I-6 kg/cm2 and II-5 kg/cm2

IT-UNI

  • UNI 2224-1967 Metal flanges for piping systems, connection dimensions for oval flanges

European Committee for Electrotechnical Standardization(CENELEC)

  • HD 129.4-1977 Flanges for Waveguides- Part 4: Relevant Specifications for Flanges for Circular Waveguides
  • HD 129.7-1977 Flanges for Waveguides Part 7: Relevant Specifications for Flanges for Circular Waveguides

The Directorate General of Specifications and Metrology (DGSM)

  • OS GSO IEC 60154-4:2014 Flanges for waveguides. Part 4: Relevant specifications for flanges for circular waveguides

Swedish Institute for Standards

  • SS-EN 1092-2:2023 Flanges and their joints — Circular flanges for pipes, valves, fittings and accessories, PN designated — Part 2: Cast iron flanges
  • SS-EN 1092-1:2018 Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 1: Steel flanges

Comitato Elettrotecnico Italiano

  • CEI EN 60154-4:2018 Flanges for waveguides Part 4: Relevant specifications for flanges for circular waveguides

Gosstandart of Russia

  • GOST 16622-1980 Round punches with cone flange and witgout flange. Construction and dimensions