... fatigue testing gas turbines lead nickel alloys stress relaxation superalloys Advances in the lifetime prediction methods of hot gas exposed components of heavy-duty gas turbines can be related either to improvements in the computational models for simulating the constitutive...

... the γ -Ni phase, as shown in Fig. 4 . Narrow gap braze joint microstructure 15 07 2010 15 07 2010 15 04 2011 15 04 2011 boron alloys creep testing fatigue testing gas turbines life testing maintenance engineering nickel alloys scanning electron microscopes...

... Constitutive Models: Stochastic Simulations for the Analysis of Deviations ,” Continuum Mech. Thermodyn. 0935-1175 , 12 , pp. 95 – 120 . 10.1007/s001610050130 chromium alloys fatigue cracks gas turbines hardening nickel alloys softening stress relaxation stress-strain relations...

...   μ m ) , and featured a nondepleted β -phase zone. aerodynamics compressive strength compressive testing creep failure analysis gas turbines nanoindentation nickel alloys scanning electron microscopy superalloys surface roughness thermal barrier coatings...

... 718 chromium alloys cutting tools iron alloys machinability nickel alloys superalloys wear 19 05 2010 21 05 2010 21 03 2011 21 03 2011 The machinability of Inconel 718 was evaluated here by using a polar diagram method. Industrial experiments were performed...

... temperature low due to its relatively low thermal conductivity. A typical effusion cooled combustor is shown in Fig. 1 . cobalt alloys combustion equipment creep durability failure analysis gas turbines nickel alloys thermal barrier coatings thermal stress cracking 13 05 2010 25...

... fatigue and cracking. alloys chromium alloys gas turbines heat exchangers iron alloys life testing nickel alloys oxidation 2011 American Society of Mechanical Engineers ...

.... Information generated from such studies, however, can significantly contribute to improving the performance of existing coating systems and/or developing new coatings of more universal applicability. adhesion aluminium alloys coating techniques electron optics nickel alloys titanium alloys...

... fatigue high temperature life prediction blades casting failure (mechanical) fatigue cracks fatigue testing gas turbines nickel alloys polymer blends stress analysis stress-strain relations 26 10 2009 22 11 2009 16 08 2010 16 08 2010 2010 American Society...

... chromium alloys fatigue cracks iron alloys nickel alloys oxygen Advanced energy production systems, including high temperature gas reactor systems, will require the use of metallic materials at temperatures as high as 950 ° C . Alloys proposed for this service include Ni–Fe–Cr based...

... 08 04 2009 15 04 2009 10 05 2010 10 05 2010 aerospace engines blades compressors fatigue testing finite element analysis nickel alloys test equipment titanium alloys wear Aeroengines incorporate a large number of mechanical joints, for which fretting fatigue...

... material, can be presented. 23 03 2009 14 04 2009 02 12 2009 02 12 2009 aerospace materials aluminium alloys brazing brittleness chromium alloys cooling cracks diffusion bonding heat treatment manganese alloys nickel alloys nucleation precipitation solidification...

... austenitic stainless steel chromium alloys combustion costing creep iron alloys manganese alloys materials testing nickel alloys niobium alloys oxidation solid solution hardening turbines 1 A primary surface recuperator (PSR) is a counter flow heat exchanger with a core manufactured from...

... rapid heating and cooling phases. aerospace engines blades fatigue nickel alloys turbines 01 04 2008 19 05 2008 29 09 2009 TMF results All the LCF tests show quite similar failure mechanisms that are predominantly crack initiation from a pore or oxide spike...

... temperature industrial application. chemical reactors corrosion resistance nickel alloys oxidation surface hardening 03 11 2008 28 11 2008 16 07 2009 Helium reaches 850 – 950 ° C at the outlet of the reactor pressure vessel and diverts its calories...

... alloys nickel alloys Haynes 230 and Inconel 617 have been successfully used for high temperature applications for years. They are, respectively, strengthened by the addition of tungsten and molybdenum plus cobalt in the nickel based. Their good oxidation resistance is provided by a high chromium...

... of the investigated structure. aluminium alloys blades chromium alloys cobalt alloys corrosion protection corrosion protective coatings gas turbines iron alloys nickel alloys viscoplasticity yttrium alloys MCrAlY materials are a class of alloys, which consist of a base metal (M) of nickel (Ni...

... − 3   MPa and hold times between 0.5 and 24 h were applied. It is suggested that in case of 1523 K, 8 h hold time are necessary to achieve complete epitaxial solidification. 16 04 2008 23 04 2008 11 02 2009 brazing manganese alloys nickel alloys superalloys...

... of Rene 80 and IN 100 ,” NASA Contractor Report No. 165498. 01 04 2008 02 04 2008 10 02 2009 compressive strength creep fracture dislocation pile-ups fatigue cracks gas turbines nickel alloys superalloys surface cracks tensile strength voids (solid) Prognostic...

... Creep Rate and Time to Fracture ,” Met. Sci. , 10 , pp. 382 – 384 . 0309-1740 31 10 2007 20 09 2008 29 01 2009 aluminium alloys chromium alloys cobalt alloys creep creep testing furnaces life testing molybdenum alloys nickel alloys niobium alloys superalloys...