7Lundin C D. Dissimilar Metal Welds-transition Joints Literature Review [J]. Welding Journal, 1982, 61($2): 58-63.
8Kachanov L M. On Time to Rupture in Creep Con- dition (in Russian)[J]. Izviiestia Akademii Nauk SSSR, Otdelenie Tekhnieheskikh Nauk, 1958, 8(1) .. 26-31.
9Hayhurst D R. Creep Rupture under Multi-axial States of Stress[J]. J. Mech. Phys. Solids, 1972, 20(6) : 381-390.
10Johnson A E. Complex-stress Creep of Metals[J]. Metallurg. Rev., 1960, 5(20): 447-506.