SY/T 0510-2017 in English

This standard provides detailed specifications for the design, manufacturing, inspection, and testing of steel butt-welding pipe fittings. It covers the technical requirements, material selection, dimensional tolerances, and marking methods for various types of fittings used in petroleum engineering applications. The standard ensures that the fittings meet the necessary quality and performance criteria to be used in high-pressure and high-temperature environments. It includes requirements for chemical composition, mechanical properties, non-destructive testing, and surface treatment. The document also outlines the procedures for quality control and acceptance during production and after completion. This standard is applicable to manufacturers, users, and inspectors involved in the production and application of steel butt-welding pipe fittings in the petroleum industry.