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Fatigue crack initiation life

Side Effects of Shot Peening on Fatigue Crack Initiation Life

Side Effects of Shot Peening on Fatigue Crack Initiation Life

... the crack initiation phase and must be seriously considered when crack initiation is the main design ...Calculated fatigue crack initiation life indicated using big ...

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Fatigue Crack Initiation Simulation in Pure Iron Polycrystalline Aggregate

Fatigue Crack Initiation Simulation in Pure Iron Polycrystalline Aggregate

... the fatigue crack initiation stage in pure ...Low-cycle fatigue experiments under fully reversed strain-controlled loading were conducted for different strain ...for fatigue ...

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Effect of Strain Rate and Temperature on Micro Fatigue Crack Propagation of Bi Sn Eutectic Alloy

Effect of Strain Rate and Temperature on Micro Fatigue Crack Propagation of Bi Sn Eutectic Alloy

... range, fatigue crack initiation life becomes long with decreasing strain rate and increasing temperature and fatigue crack propagation rate is ...Moreover, fatigue ...

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Delaying Effect of High Density Electric Current on Fatigue Crack Growth in A6061 T6 Aluminum Alloy

Delaying Effect of High Density Electric Current on Fatigue Crack Growth in A6061 T6 Aluminum Alloy

... surface crack length (2C) and the number of cycles ...the crack grew rapidly after crack initiation, and then the specimen ...the crack growth life was relatively ...C), ...

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Fatigue Life Assessment of Unidirectional Fibrous Composite Centrifugal Compressor Impeller Blades Based on FEA

Fatigue Life Assessment of Unidirectional Fibrous Composite Centrifugal Compressor Impeller Blades Based on FEA

... predicted fatigue life of healthy [1] and cracked [10] centrifugal compressor blade which is made of ...simulated crack growth in a gas turbine compressor blade of model GE-F6 ...investigated ...

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Analysis of Fretting Fatigue Crack Initiation in a Riveted Two Aluminum Specimen

Analysis of Fretting Fatigue Crack Initiation in a Riveted Two Aluminum Specimen

... The 3D finite element model of the rived aluminum spe- cimen and its meshing result are showed in Figure 1. In order to reduce the computational cost, only half of the FEM model is constructed according to the symmetries ...

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Comparison of Crack Initiation   Life Estimation Procedures Under Creep-Fatigue Conditions (F416)

Comparison of Crack Initiation Life Estimation Procedures Under Creep-Fatigue Conditions (F416)

... Assessment of the integrity of structures operating at high temperature under creep-fatigue type loading conditions is of key importance for the safe and reliable operation of both nuclear and conventional power ...

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Initiation and growth of corrosion fatigue crack for AVPP treated stainless steel

Initiation and growth of corrosion fatigue crack for AVPP treated stainless steel

... total fatigue life where the passive film dissolution and pitting took about 40% of the total ...total fatigue life see Figure ...corrosion fatigue, is shown in Figure ...

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Experimental and Numerical Investigation of Cyclic Thermal Shock at Paul Scherrer Institut

Experimental and Numerical Investigation of Cyclic Thermal Shock at Paul Scherrer Institut

... thermo-mechanical fatigue are ...for crack initiation was evaluated based on the cyclic strain amplitude and the fatigue life ...to crack formation, if cali- bration factors are ...

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Compression Compression Fatigue and Fracture Behaviors of Zr50Al10Cu37Pd3 Bulk Metallic Glass

Compression Compression Fatigue and Fracture Behaviors of Zr50Al10Cu37Pd3 Bulk Metallic Glass

... formation, crack initiation, and, thus, improve the fatigue- endurance ...compression-compression fatigue tests, how will the fatigue life and fatigue-endurance limit ...

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Corrosion Fatigue Behaviour of SAE 8620 Steel in NaCl 3.5%  Solution

Corrosion Fatigue Behaviour of SAE 8620 Steel in NaCl 3.5% Solution

... the fatigue and corrosion fatigue, crack initiation mechanisms aimed to identify the preferential sites for crack initiation and microstructural particularities and/or ...

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Fatigue Properties of Cast Ag Pd Cu Au Zn Alloy for Dental Applications
in the Relation with Casting Defects

Fatigue Properties of Cast Ag Pd Cu Au Zn Alloy for Dental Applications in the Relation with Casting Defects

... the fatigue crack initiation site of Non-polished and Polished cast specimens and D-1073AC drawn specimen, which have been broken in the high cycle fatigue life region are shown ...the ...

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Fatigue Crack Initiation and Crack Growth Studies for Pipes made of Carbon Steel

Fatigue Crack Initiation and Crack Growth Studies for Pipes made of Carbon Steel

... was fatigue tested. Hence, fatigue crack growth (FCG) life has been evaluated using these Paris ...provides fatigue crack growth rate curves for carbon steel material under air ...

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Effect of Plasma Nitriding Treatment on Fatigue Life of En-24 steel

Effect of Plasma Nitriding Treatment on Fatigue Life of En-24 steel

... gross fatigue initiation. A “Fish Eye” type crack initiation ([5],[9],[10],[13]-[16],[21]-[23]) which normally correlates with the presence of non-metallic inclusions ([14]-[16]) has not been ...

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Toward consistent fatigue crack initiation criteria for 304L austenitic stainless steel under multi-axial loads

Toward consistent fatigue crack initiation criteria for 304L austenitic stainless steel under multi-axial loads

... of fatigue life prediction using various crack initiation criteria under uni-axial, bi-axial tension/torsion and bi-axial tension/compression fatigue loading ...17 crack ...

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Life Prediction under Creep-Fatigue Interaction with ABAQUS/CAE and fe-safe/TURBOlife tool

Life Prediction under Creep-Fatigue Interaction with ABAQUS/CAE and fe-safe/TURBOlife tool

... The life of a component is nothing but its availability for intended service at specified operating ...the life prediction plays an important role to avoid a catastrophic ...thermo-mechanical fatigue ...

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Effect of Thermal Cycles on the Fatigue Life of AISI 321  Stainless Steel

Effect of Thermal Cycles on the Fatigue Life of AISI 321 Stainless Steel

... service life curve compilation for prediction of initiation of crack in conditions of thermal ...service life curve was compiled on the basis of results of elasto-plastic numerical analysis ...

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Mechanism of Fatigue Crack   Initiation in Austenitic Stainless Steels in Light Water Reactor Environments   (D445)

Mechanism of Fatigue Crack Initiation in Austenitic Stainless Steels in Light Water Reactor Environments (D445)

... the fatigue ε–N curves may have been interpreted as specifying, for a given strain amplitude, the number of cycles required to produce gross failure in a component, they are better interpreted as specifying the ...

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Integrated probabilistic modelling of pitting and corrosion fatigue damage of subsea pipelines

Integrated probabilistic modelling of pitting and corrosion fatigue damage of subsea pipelines

... and fatigue life in steel and aluminum alloy structures subjected to pitting and ...of fatigue crack initiation time based on pit growth, however, the damage process was not entirely ...

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Fatigue performance of friction stir welded marine grade steel

Fatigue performance of friction stir welded marine grade steel

... the fatigue life of welded structural members; it is well known that tensile residual stress decreases fatigue ...extent. Fatigue cracks are typically seen to initiate at locations which ...

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