What type of carbon steel pipe is categorized as A333?

The categorization of carbon steel pipe as A333 refers to the specification established by the American Society for Testing and Materials (ASTM), which encompasses both seamless and welded types of pipes. ASTM A333 outlines the requirements for seamless and welded low-temperature service carbon steel pipe, especially noting its suitability for use in environments where low temperatures may result in impact embrittlement. This specification ensures that the pipes meet the necessary mechanical and chemical properties for safe use under the specified conditions. Thus, both seamless and welded types are valid under A333, making the selection of both seamless and welded the correct choice. This understanding of A333 is crucial for making informed decisions regarding material selection in high-pressure piping systems, particularly when considering the operational conditions these pipes will endure.