What does Chapter I of ASME B31.3 cover?

Chapter I of ASME B31.3 covers the scope and definitions relevant to the code. This chapter serves as an essential foundation for the entire standard, outlining the purpose of the code, its applicability, and the terminology used throughout the document. Understanding the definitions and scope is crucial for engineers, inspectors, and anyone involved in the design, construction, and maintenance of process piping systems. It clarifies which types of systems are governed by B31.3, ensuring that users apply the code correctly and consistently in their work, thus promoting safety, reliability, and compliance within the industry.