Category API Standards

Evaluating the Structural Effects of Ovality on Buckling Resistance and Allowable Pressure in Cylindrical Shells 1. Purpose and Scope of API Publ 2524 API Publication 2524, formally titled “Effect of Out-of-Roundness on Pressure Vessels,” was first issued in August 1992…

Understanding the Methodology for Estimating Hydrocarbon Vapor Emissions from Fixed-Roof Storage Tanks Scope and Purpose of API Publication 2514A API Publication 2514A, originally issued in 1981 and reaffirmed in 1987, provides a standardized methodology for estimating hydrocarbon evaporation losses from…

Scope and Purpose API Publication 2517, first issued in 1989 and amended by the 1994 Addendum, provides a standardized methodology for estimating evaporation losses from external floating-roof tanks storing volatile liquids. The document supersedes earlier API bulletins and remains a…

A comprehensive overview of the technical scope, fireproofing requirements, water spray systems, and compliance practices for liquefied petroleum gas facilities. Scope and Applicability of API Publication 2510A API Publication 2510A, “Fire-Protection Considerations for the Design and Operation of Liquefied Petroleum…

Understanding the scope, technical requirements, and compliance strategies for API Publication 2391 API Publ 2391-2013 (First Edition) provides recommended practices for the integrity management of piping systems and pipelines in upstream oil and gas facilities. Published by the American Petroleum…

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A comprehensive technical overview of the petroleum industry publication covering quality management, transfer operations, and compliance in the downstream fuel supply chain API Publ 2378:2000 – Management of the Fuel Supply Chain – is the petroleum industry’s definitive guidance document…

Technical requirements for demonstration of vapor dispersion modeling for LNG facilities and risk assessment Scope and Purpose API Publication 2376 (1998) establishes a framework for evaluating and demonstrating the suitability of vapor dispersion models for liquefied natural gas (LNG) applications.…

Review of the Evaporative Loss Model and Guidance for Emissions Calculation API Publ 2377-1999 is a key technical publication from the American Petroleum Institute (API) that provides a comprehensive review of the evaporative loss model for atmospheric storage tanks. It…

Technical Overview and Implementation Guidance for Accurate Natural Gas Fractionation Analysis Scope of API Publ 2375-1997 API Publication 2375-1997 (commonly referred to as API 2375) establishes a standardized gas chromatographic method for determining the lean gas and hydrocarbon-rich gas content…