What are the main items of mechanical property inspection of API 5L X42 seamless pipe

The inspection of API 5L X42 seamless pipe generally includes: inspection of geometric dimension and surface quality; inspection of chemical composition, mechanical properties, process performance, high and low magnification structure; nondestructive testing; inspection of some special properties and length measurement and weighing. What are the main items of mechanical property and process performance inspection of API 5L X42 seamless pipe?

Mechanical property and process performance inspection of API 5L X42 seamless pipe:
In order to verify that the mechanical properties of API 5L X42 seamless pipe meet the requirements of the standard, it is necessary to sample API 5L X42 seamless pipe for mechanical property inspection.

Mechanical property test mainly includes tensile strength, yield strength, elongation, impact energy, etc. The process performance inspection mainly includes flattening test, flaring test, hydraulic test, crimping test, cold bending test and perforation test. These inspection items are selected according to the different standards and the different uses of API 5L X42 seamless pipe.