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Database: 365,228(8 Aug 2026)

Orifice Flow Meter Orifice

Orifice Flow Meter Orifice, Total:40 items.

The international standard classification for "Orifice Flow Meter Orifice" includes: Volumetric equipment and measurements , Equipment for processing of minerals .

The Chinese standard classification for "Orifice Flow Meter Orifice" includes: Oil and gas gathering and transportation equipment , Sieving, Sieve Plate and Sieve Screen , Hydraulic and pneumatic device .


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

  • GB/T 21446-2008 Measurement of natural gas flow by means of standard orifice meter
  • GB/T 12620-2008 Round and elongated apertures with round and square plate screens
  • GB/T 10612-2003 Industrial plate screens - Thickness below 3 mm - Round and square holes

工业和信息化部

Group Standards of the People's Republic of China

  • T/ZGWJHXH 42-2020 Safety Technology of Welded Orifice Plate Flowmeter for Pressure Gathering in Annular Chamber

Professional Standard - Petroleum

  • SY/T 6143-1996 Standard orifice measurement method for natural gas flow
  • SY/T 6143-2004 Measuring Natural Gas Flow with a Standard Orifice Flow Meter

国家能源局

  • SY/T 7552-2020 Guideline on selection of flow meters for natural gas custody transfer

Professional Standard - Machinery

Anhui Provincial Standard of the People's Republic of China

  • DB34/T 3187-2018 Calibration method of flow meter orifice plate in gas drainage system in coal mine

Taiwan Provincial Standard of the People's Republic of China

  • CNS 11872-1987 Measurement of Fluid Flow by Means of Orifice Plates or Nozzles

Professional Standard - Building Materials

National Metrological Verification Regulations of the People's Republic of China

  • JJG(石油) 02-1990 Verification rules for standard orifice plate for natural gas flow measurement

American Society of Mechanical Engineers (ASME)

Natural Gas Processor's Association (NGPA)

RU-GOST R

  • GOST 26969-1986 Standard orifice plates for flowmeters. Specifications
  • GOST 8.586.2-2005 State system for ensuring the uniformity of measurements. Measurement of liquids and gases flow rate and quantity by means of orifice instruments. Part 2. Orifice plates. Technical requirements

American National Standards Institute (ANSI)

ESDU - Engineering Sciences Data Unit

  • ESDU 81039 B-1985 FLOW OF LIQUIDS Pressure losses across orifice plates@ perforated plates and thick orifice plates in ducts
  • ESDU 81039 C-2007 Flow of liquids. Pressure losses across orifice plates@ perforated plates and thick orifice plates in ducts.
  • ESDU 82009 C-1993 COMPRESSIBLE FLOW OF GASES Pressure losses across orifice plates@ perforated plates and thick orifice plates in ducts
  • ESDU 82009 D-2007 Compressible flow of gases. Pressure losses and discharge coefficients of orifice plates@ perforated plates and thick orifice plates in ducts.

American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE)

  • ASHRAE 41.8-1989 Standard Methods of Measurement of Flow of Liquids in Pipes Using Orifice Flowmeters

Compressed Gas Association (U.S.)

  • CGA E-7-2013 MEDICAL GAS PRESSURE REGULATORS, FLOWMETERS, AND ORIFICE FLOW SELECTORS

API - American Petroleum Institute

  • API MPMS 14.3.3-2013 Orifice Metering of Natural Gas and Other Related Hydrocarbon Fluids-Concentric@ Square-edged Orifice Meters Part 3: Natural Gas Applications (FOURTH EDITION)

VDI - Verein Deutscher Ingenieure

  • VDI/VDE 2040 Blatt 3-1987 Calculation of fluid flowrates measured by means of orifice plates@ nozzles and venturi tubes; examples of calculation

American Gas Association

  • AGA REPORT 3-3-2013 Orifice Metering of Natural Gas and Other Related Hydrocarbon Fluids - Concentric, Square-edged Orifice Meters Part 3: Natural Gas Applications (Fourth Edition; XQ1304)

National Aeronautics and Space Administration (NASA)

  • NASA-TN-D-5467-1969 Discharge coefficients for thick plate orifices with approach flow perpendicular and inclined to the orifice axis

PL-PKN

  • PN M53950-1965 Measurement of fluid flow by means of orifice plates, nozzles and Venturi tubes

GSO

  • BH GSO 2497:2017 Petroleum and natural gas industries- Orifice Meter for Gas Custody Measurement
  • OS GSO 2497:2015 Petroleum and natural gas industries- Orifice Meter for Gas Custody Measurement

ISA - International Society of Automation

  • ISA RP3.2-1978 FLANGE MOUNTED SHARP EDGED ORIFICE PLATES FOR FLOW MEASUREMENT

SCC

SE-SIS

  • SIS SS-ISO 7440/2:1988 Road vehicles - Fuel injection equipment testing - Part 2: Orifice plate flow measurement