Material selection standard for design of equipment and piping in units processing acid crude oils

This standard provides guidelines for the selection of materials used in the design of equipment and pipelines in facilities processing high-acid crude oil. It covers criteria for material selection based on operational conditions, corrosion resistance, and safety requirements. The standard outlines specifications for various components, including pressure vessels, piping systems, and associated equipment, ensuring compatibility with the corrosive properties of high-acid crude oil. It also includes recommendations for material testing, inspection, and maintenance practices. The document aims to ensure the reliability and longevity of installations under challenging chemical environments. The standard is applicable to new construction and modifications of existing facilities. It establishes a framework for consistent and safe engineering practices in the industry.