Abstract: The first-stage absorber, which is often used to purify crude oil or highly acidic natural gas, is the core equipment of petrochemical enterprises. Uniaxial strength is checked considering axial stress, hoop stress, and ...

Abstract: According to the tubing string failure statistics in the oilfield, fatigue crack of tubing joint thread in high temperature high pressure (HTHP) ultradeep gas wells remains a problem because it can cause tubing strength ...