API MPMS 14.3.1-2012
Orifice Metering of Natural Gas and Other Related Hydrocarbon Fluids-Concentric@ Square-edged Orifice Meters Part 1: General Equations and Uncertainty Guidelines (FOURTH EDITION; ERTA: July 2013)

Standard No.

API MPMS 14.3.1-2012

Release Date

2012

Published By

API - American Petroleum Institute

Latest

API MPMS 14.3.1-2012

Scope

This standard provides a single reference for engineering equations@ uncertainty estimations@ construction and installation requirements@ and standardized implementation recommendations for the calculation of flow rate through concentric@ square-edged@ flange-tapped orifice meters. Both U.S. customary (USC)@ and international system of units (SI) units are included.

API MPMS 14.3.1-2012 history

• 2012 API MPMS 14.3.1-2012 Orifice Metering of Natural Gas and Other Related Hydrocarbon Fluids-Concentric@ Square-edged Orifice Meters Part 1: General Equations and Uncertainty Guidelines (FOURTH EDITION; ERTA: July 2013)
• 1990 API MPMS 14.3.1-1990 Manual of Petroleum Measurement Standards Chapter 14 - Natural Gas Fluids Measurement Section 3 - Concentric@ Square-Edged Orifice Meters Part 1 - General Equations and Uncertainty Guidelines (Third Edition; Errata - 1991; Errata - 1993; Replaces API MPMS