2Huang X, Mihsein M, Kibble K, et al. Collapse strength analysis of casing design using finite element method[ J]. Internal journal of pressure vessels and piping, 2000, 77(6): 359-367.
3API BUL 5C3. Bulletin on formulas and calculations for easing, tubing and linepipe properties [S]. API, 1994: 15-4.