.... 18 03 2010 13 08 2010 11 07 2011 11 07 2011 corrosion resistance creep fracture crystal microstructure finite element analysis gas turbines impact strength nickel alloys superalloys thermal stress cracking transversely isotropic continuum damage mechanics (CDM...

...) was initially used in USC plants and HCM12A (ASME Grade 122 ( 1 ), KA-SUS410J3 in Japanese standard) was subsequently employed to achieve cost reduction by thinning tube or pipe with higher allowable stresses. creep fracture fracture toughness stainless steel welding 17 03 2009 11 09...

... P LM ( σ ) = T × ( log   t r + C LM ) creep fracture rupture strength life prediction heat-resistance steel creep fracture fracture toughness heat steel 30 07 2008 23 12 2009 22 10 2010 22 10 2010 2010 American...

... steels. After several decades, creep rupture data sheets of some steels have been developed, providing an experimental basis for understanding more creep rupture behavior. creep fracture fracture toughness reliability statistical analysis steel 14 08 2009 21 02 2010 19 10...

... of the ultrasupercritical (USC) power plants operating at around 873–923 K ( 1 ). creep fracture finite element analysis fracture mechanics joining materials mechanical strength stainless steel thermal stress cracking welds 09 06 2009 24 02 2010 23 07 2010 23 07 2010 2010...

... evaluation, according to the ASME-NH and RCC-MR for the cross vessel of Mod.9Cr-1Mo steel, has been conducted and their results were compared. 14 04 2009 06 11 2009 04 05 2010 04 05 2010 code standards creep fracture ducts fatigue nuclear power stations steel structural...

... 49.88 2 × 10 − 04 1.28 × 10 − 09 Σ Δ Z i = 3.48 × 10 − 06 13 03 2009 17 07 2009 19 01 2010 19 01 2010 ageing creep fracture fatigue inspection maintenance engineering mechanical engineering...

... . 10.1016/0022-5096(72)90015-4 19 09 2008 28 02 2009 03 09 2009 compressive strength creep fracture failure analysis gas turbines nickel alloys stress-strain relations tensile strength gas turbine tertiary creep damage IN617 Ni-based alloy constitutive model...

...) of weldments are thought to promote the formation and growth of creep voids and cracks. Mod.9Cr–1Mo steel welded joint Type IV creep damage FEM damage mechanics cracks creep fracture creep testing crystal microstructure field emission electron microscopy fracture toughness steel...

... on Dislocation Density Evolution ,” High Temperature Constitutive Modelling-Theory and Application , American Society of Mechanical Engineers , New York , MD-Vol. 26 , pp. 65 – 83 . 05 10 2006 25 04 2007 30 12 2008 ageing alloys cracks creep fracture fatigue fission reactors...

... used for fatigue and creep crack growth. Depending on the failure mechanism, a rotor’s remnant life is defined in terms of allowable starts and operating hours. blades creep fracture failure analysis fatigue cracks finite element analysis forging internal stresses remaining life assessment...

... metal wastage, or indirectly, by local temperature gradients as a result of scale thickening ( 1 2 ). high temperature oxidation creep testing Cr-Mo steels oxidation creep fracture remaining life assessment alloy steel creep testing pipes boilers machinery production industries...

... stress criterion to avoid the unacceptable ambiguity of the allowable stress of Gr. 122 steel. 06 10 2005 20 06 2006 creep fracture fracture toughness steel stress analysis high Cr ferritic steels ASME P122 creep rupture life time-temperature parameter methods...

... law, the C * integral for mismatched weldments can be estimated from the RS based approach, that is 16 C * = B eq ( σ ref ) n eq − 1 K 2 03 01 2005 30 11 2005 creep fracture welds cracks stress analysis finite element analysis...

... in estimating creep damage. Relaxation locus of smoothed plate during 1 h under nominal strain amplitude of 1.0%. 30 09 2005 15 10 2005 plates (structures) creep fracture stainless steel crack-edge stress field analysis Nuclear power systems will take...

... the background for the rules. Basis for weld factors (see Table 1 ) Low carbon welds with higher carbon base material (see Table 1 ) 19 07 2005 10 10 2005 code standards creep fracture creep testing weld strength creep ASME B31.3 weldment creep rupture...

... small following 1 - year service. The growth rate and morphology of steam oxidation scale is discussed, as compared with conventional materials. 28 09 2004 08 12 2004 steel tensile strength creep fracture fracture toughness boilers chromium alloys tungsten alloys vanadium alloys...

... effects thermal stresses creep fracture fracture toughness pipes ASME Grade 91 is becoming the material of choice for new fossil and combined cycle plants and for replacements of piping, headers, and tubing in elevated temperature applications. The development of this creep resistant modified...

... utility boiler is associated with the pressure parts operating at high temperatures, improvements in materials usage and in design efficiency for these parts could save weight and costs. alloy steel creep fracture finite element analysis failure (mechanical) 2004 ASME ...

... Vessels and Piping Division for publication in the JOURNAL OF PRESSURE VESSEL TECHNOLOGY . Manuscript received by the PVP Division October 31, 2002; revision received September 2, 2003. Associate Editor: R. M. Iyengar. 31 October 2002 02 September 2003 05 05 2004 creep fracture...