Testing and assessment of cracking in P91 steels under creep-fatigue loading conditions
Keywords: محدوده ضریب شدت تنش; a; crack length; a0,af; initial crack length and final crack length measurements; Îa; amount of crack growth; aÌ; crack growth rate; A; creep constant; B, BN; thickness and thickness with side groove; C*; creep fracture mechanic parameter; da/dN; fatigu