Flow Elements Standard

The Orifice Plate with Flange Assemblies is Employed for Measuring the Rate of Flow or Quantity of Moving Fluids like Liquids, Gases or Vapours. The Orifice Plates are Designed as per BS 1042-1981 / ISO 5167 & L K. Spink Standards.

ANSI/ASME
• B 1.20.1 Pipe Threads General purpose (Inch)
• B 16.5 Pipe Flanges and Flanged Fittings NPS 1/2'” through NPS24”
• B 16.20 Metallic gaskets for Pipe flanges: Ring joint, Spiral wound and jacketed
• B 16.36 Orifice Flanges

AGA American Gas Association

• Report No 3 Orifice metering of natural gas and other related hydrocarbon fluids
• Part 1: General equations and uncertainty guidelines


• API-2530 Orifice metering of natural gas
• GPA 8185: Manual of Petroleum Measurement Standards.
• Chapter 14 - Natural Gas Fluid Measurement- Orifice metering of natural gas
• EN10204 Inspection Documents for Metallic Products


• IBR- Indian Boiler Regulation
• ISO-5167 - Measurement of fluid flows by means of orifice plates, nozzles and venturi tubes inserted in circular cross-section conduits running full
• ISO-5168 - Measurement of fluid flow-estimation of the uncertainty of a flow-rate measurement
• Flow Measurements Engineering Handbook by R.W. Miller
• Principles and Practice of Flow Meter Engineering by L. K. Spink
• AGA-8 Detail Method, Gravity Method and Heating Value
• AGA-3 Accepted US standard for the use of orifice meters used to meter natural gas and other fluids


• ASME-3M Accepted standard used by many industries for the metering of many fluids and in a particular steam and water flow measurement
• ASME-PT6 For Throat Tap nozzles