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Very high cycle fatigue behavior of laser beam-powder

Frye,Palmer,Very high cycle fatigue behavior of laser beam-powder bed fused Inconel 718 considering the layer orientation and surface finish effects (2020).UNF Graduate Theses and Dissertations.974.https://digitalcommons.unf.edu/etd/974 This Master's Thesis is brought to you for free and open access by the Student Scholarship at UNF DigitalVery high cycle fatigue behavior of bearing steel with Feb 01,2020 Fatigue behavior of high#0183;In recent years,very high cycle fatigue (VHCF) behavior of materials has become a topic of significant interest.Extensive research,,,,,concerning VHCF has been conducted on high strength steels,based on which many consensuses have been reached.Surface Integrity and Fatigue Behavior for High-Speed Influence of cutting parameters on surface integrity when milling Ti10V2Fe3Al is investigated based on high-speed cutting experiments.Surface integrity measurements,fatigue fractography analysis,and fatigue life tests are conducted to reveal the effect of surface integrity on crack initiation and fatigue life.The results show that under given experiment conditions,surface

Reviews on factors affecting fatigue behavior of high-Mn

Jan 06,2018 Fatigue behavior of high#0183;A variety of factors affect the fatigue behavior of high-Mn steels,which include both extrinsic (i.e.,loading type,R ratio,specimen type,surface condition,temperature,and environment) and intrinsic (i.e.,chemical composition,grain size,microstructure,stacking fault energy) factors.Very often,the influence of extrinsic factors on the fatigue behavior is even greater than that of Related searches for Fatigue behavior of highhigh fatigue strengthhigh fatigue resistanceSome results are removed in response to a notice of local law requirement.For more information,please see here.Previous123456NextRelated searches for Fatigue behavior of highhigh fatigue strengthhigh fatigue resistanceSome results are removed in response to a notice of local law requirement.For more information,please see here.12345Next(PDF) Fatigue behavior of high-entropy alloys A reviewFatigue-crack propagation behavior in CrCoNi is comparable to nickel-based superalloys but is superior to that of the high-entropy CrMnFeCoNi (Cantor) alloy and many high-strength steels,making

Notch fatigue behavior Metallic glass versus ultra-high

Oct 18,2016 Fatigue behavior of high#0183;He,Q.,Ma,E. Xu,J.Fatigue endurance limit and crack growth behavior of a high-toughness Zr61Ti2Cu25Al12 bulk metallic glass.Acta Mater.Microstructural and Very High Cycle Fatigue (VHCF The generated data on the fatigue behavior of Ti6Al4V are related to high cycle fatigue with the use of a stress-life approach.Fatigue specimens were machined from Ti6Al4V Grade 5 round bar with 12.7 mm diameter to a reduced uniform gauge section .Metal Fatigue and The Factors Which Influence Fatigue,by Mar 11,2014 Fatigue behavior of high#0183;The fatigue behavior of a specific material, Several other alloys known as ultra-high-strength steels (D-6AC,HP-9-4-30,AF-1410,and some maraging steels) have been demonstrated to have an EL as high as 45% of UTS at strengths as high as 300,000 psi.Also note that these values are EL numbers for fully-reversing bending fatigue.

Investigations on the fatigue behavior of high-temperature

@article{osti_6279750,title = {Investigations on the fatigue behavior of high-temperature alloys for high-temperature gas-cooled reactor components},author = {Meurer,H P and Gnirss,G K.H.and Mergler,W and Raule,G and Schuster,H and Ullrich,G},abstractNote = {For the development of a high-temperature gascooled reactor that is to be operated at temperatures up to 950/sup 0/C,the low Influential Factors for Very High Cycle Fatigue Behavior In recent years,very high cycle fatigue has become a major concern in design and durability of engineering components and structures such as railway wheels,rails,offshore structures,bridges,load bearings,etc.There are some factors which have been assumed to influence the fatigue behavior for metallic materials in VHCF regime.But most factors influencing the VHCF behavior have not been High cycle fatigue and fatigue crack propagationstructure,little is known in detail about fatigue properties.In this study,the high cycle fatigue (HCF) and fatigue crack propagation (FCP) behaviors of -annealed Ti64 alloy were investigated,and the results were compared to those of mill-annealed Ti64 alloy.The effects of tensile properties and crack nucleation mechanism on the HCF

High Frequency Vibration Fatigue Behavior of Ti6Al4V

In modern gas turbine engines,high cycle fatigue (HCF) is one of the greatest causes of component failure.However,conventional uniaxial fatigue data is inadequate in representing the predominant HCF failure mode of gas turbine components that is caused by vibration.Fatigue behavior of orthotropic steel bridge stiffness Fatigue behavior of orthotropic steel bridge stiffness with ultra-high performance concrete layer Significance The orthotropic steel deck (OSD) has been used in bridges with varying spans and different structural forms owing to their excellent properties,howeverit is susceptible to fatigue failures due to overweighed trucks,poor design and Fatigue behavior of copper and selected copper alloys for The room temperature fatigue behavior of standard and subsize specimens was examined for five copper alloys OFHC Cu,two CuNiBe alloys,a CuCrZr alloy,and a Cu-Al 2 O 3,alloy.Fatigue tests were run in strain control to failure.In addition to establishing failure lives,the stress amplitudes were monitored as a function of numbers of

Fatigue behavior of 316 L stainless steel weldment up to

Apr 05,2019 Fatigue behavior of high#0183;Furthermore,the investigation on high-cycle fatigue behavior of 316 L weldments showed that fatigue cracks preferentially initiated from specimen surface,and most of the weldments failed at the base metal because of higher strength of weld joint.Occasionally,some failures occurred at the weld joint owing to the presence of microdefects Fatigue behavior in the high cycle fatigue regime is characterized by fatigue strength,which is the stress at which failure does not occur in a specified number of cycles or fatigue life,which is the number of cycles to failure at a given stress level.Fatigue Behavior - an overview ScienceDirect TopicsWas this helpful?Fatigue behavior of high-entropy alloys A review This locally-disordered structure is expected to lead to unique fatigue-resistant properties.In this review,the studies of the fatigue behavior of HEAs during the last five years are summarized.The four-point-bending high-cycle fatigue coupled with statistical modelling,and the fatigue-crack-growth behavior of HEAs,are reviewed.Fatigue behavior and mechanism of FV520B in very high Abstract.BACKGROUND High cycle fatigue (HCF) and very high cycle fatigue (VHCF) induced by wake flow and other causes are the main failure modes of impellers which are the key component of centrifugal compressors.Research on the fatigue behavior and mechanism of impeller material in the VHCF regime is beneficial to fatigue design and the remanufacturing of impellers,and it also has

Fatigue and Fracture Behavior of High Temperature

An Investigation of the Effects of Loading Rate on ResistanceCurve Behavior and Toughening in Cast Lamellar XD Gamma Alloys (Pages 48-57) J.Lou W.O.SoboyejoFatigue Behavior of Cracked High-Strength Steel Plates Dec 06,2016 Fatigue behavior of high#0183;However,limited fatigue experiments have been conducted for cracked high strength steel plates with carbon fiber-reinforced polymer (CFRP) sheets.This paper describes an investigation into the fatigue behavior of unstrengthened and CFRP strengthened cracked Q345,Q460,andFATIGUE AND FRACTURE BEHAVIOR OF HIGHFatigue L Fracture Behavior of High Temperature Materials Edited by P.K.Liaw TMS (The Minerals,Metals Materials Society),2000 71 .thought to be the highest ever reported for a monolithic,non- transforming ceramic) was found to be associated with a profusion

Effect of microstructure on high cycle fatigue behavior of

Jan 01,2017 Fatigue behavior of high#0183;High-cycle fatigue (HCF) behavior of Ti5Al5Mo5V3Cr1Zr (Ti-55531) alloy with both lamellar microstructure (LM) and bimodal microstructure (BM) was studied at room temperature.The results indicate that BM presents much higher strength,lower ductility and slightly higher HCF strength (10 7 cycles,R = 1) than those of LM.Cited by 94Publish Year 1993Author MinhTan Do,Omar Chaallal,PierreClaude A Fatigue behavior of high#239;tcinRole of secondary phase particles in fatigue behavior of Role of secondary phase particles in fatigue behavior of high-speed railway.gearbox material.Yinan Jiao,Yifan Zhang,Shiqing Ma,Deli Sang,Yang Zhang,Jinjin Zhao,Yongqiang Liu,Shaopu Yang.Cited by 8Publish Year 2015Author Ming Zhang,Weiqiang Wang,Pengfei Wang,Yan Liu,Jianfeng LiFATIGUE AND FRACTURE BEHAVIOR OF HIGHFatigue L Fracture Behavior of High Temperature Materials Edited by P.K.Liaw TMS (The Minerals,Metals Materials Society),2000 71 .thought to be the highest ever reported for a monolithic,non- transforming ceramic) was found to be associated with a profusion

Cited by 4Publish Year 2012Author Michael Alexander HemphillCreep and fatigue behaviors of High-Density Polyethylene

Fatigue behavior of high#0183;The sub-topics covered include a comparison of different creep testing methods,creep-parameter extraction,creep mechanism,high-cycle fatigue S N relation,fatigue-crack-growth behavior,fracture toughness,fracture under different loading conditions,and fractography.Directions for future efforts are suggested in the end.Cited by 485Publish Year 2012Author M.A.Hemphill,T.Yuan,G.Y.Wang,J.W.Yeh,C.W.Tsai,A.Chuang,P.K.Liaw(PDF) Uniaxial compressive fatigue behavior of ultra-high Uniaxial compressive fatigue behavior of ultra-high performance concrete reinforced with super-fine stainless wires January 2021 International Journal of Fatigue 142(105959):1-23Cited by 3Publish Year 2020Author P.Wanjara,J.Gholipour,E.Watanabe,K.Watanabe,T.Sugino,P.Patnaik,F.Sikan,F.Sikan,M.BrInfluential Factors for Very High Cycle Fatigue Behavior In recent years,very high cycle fatigue has become a major concern in design and durability of engineering components and structures such as railway wheels,rails,offshore structures,bridges,load bearings,etc.There are some factors which have been assumed to influence the fatigue behavior for metallic materials in VHCF regime.But most factors influencing the VHCF behavior have not been

Cited by 36Publish Year 2017Author Kun Yang,Chao He,Qi Huang,Zhi Yong Huang,Cong Wang,Qingyuan Wang,Yong Jie Liu,Bin ZhongFatigue Behavior of a HighDensity Graphite and General

The fatigue behavior of a highdensity graphite was investigated in reverse bending up to 5 Fatigue behavior of high#215;10 8 cycles at room temperature.Fatigue life was analyzed statistically,using a Weibull distribution and a homologous stress.The homologous stress is the ratio of applied stress in fatigue to the expected firstcycle strength.Cited by 33Publish Year 2018Author Pei Yong Chen,Chanho Lee,Shao Yu Wang,Mohsen Seifi,John J.Lewandowski,Karin A.Dahmen,Hao LinFatigue behavior of high-Mn TWIP steels - ScienceDirectAug 20,2009 Fatigue behavior of high#0183;In high-cycle regime,fatigue cracks tend to initiate at or near grain boundaries owing to the elastic strain incompatibilities between grains.This means the occurrence of strain localization near grain boundaries and interfacial cracking.Cited by 31Publish Year 2017Author Chaowen Huang,Yongqing Zhao,Shewei Xin,Changsheng Tan,Wei Zhou,Qian Li,Weidong ZengAnalysis of fatigue behavior of highdensity polyethylene The fatigue behavior of highdensity polyethylene was studied by measuring the variation in the dynamic viscoelasticity during the fatigue process.Brittle failure was observed under the conditions of small imposed strain amplitude,low ambient temperature,and large heat transfer coefficient to

Cited by 27Publish Year 1981Author Atsushi Takahara,Kenji Yamada,Tisato Kajiyama,Motowo TakayanagiFatigue Behavior of HighPerformance Concrete Journal of

Fatigue Behavior of Shear Connectors in High Performance Concrete.Composite Construction in Steel and Concrete VI April 2012 .Stress-Strain Relationship of Frost-Damaged Concrete Subjected to Fatigue Loading.Journal of Materials in Civil Engineering January 2008 .Cited by 26Publish Year 2017Author Chaowen Huang,Yongqing Zhao,Shewei Xin,Wei Zhou,Qian Li,Weidong Zeng,Changsheng TanVery high cycle fatigue behaviors of a turbine engine Jun 01,2017 Fatigue behavior of high#0183;The high cycle fatigue (HCF) behaviors up to 10 7 cycles of this material has been investigated with a 2030 Hz load frequency,while turbine engine blade fatigue failure generally occurs in the very high cycle fatigue (VHCF) regime.So,it is hazardous to design engine blades using conventional fatigue strength data.Cited by 21Publish Year 1970Author H.L.Leichter,E.RobinsonTensile,fatigue,and corrosion fatigue behavior of high High stress concentration at both sides of a pit mouth in conjunction with attacked grain boundaries facilitates fatigue crack nucleation,while the presence of hydrogen formed by corrosion

Cited by 1Publish Year 2020Author Chaoyun Yang,Chaoyun Yang,Yikun Luan,Yikun Luan,Dianzhong Li,Dianzhong Li,Yiyi Li,Yiyi Li,NaHigh cycle fatigue behavior of Ti5Al5Mo5V3Cr1Zr

Feb 25,2017 Fatigue behavior of high#0183;These fatigue crack initiation behaviors promote the fracture of Ti-55531 alloy with BM.(4).Primary p particles and secondary s lamellae accommodate more cyclic deformation than retained r laths.The high cycle fatigue damage behavior of Ti-55531 alloy with BM is mainly controlled by both equiaxed p particles and acicular s plates.Cited by 14Publish Year 2018Author Weidong Li,Gang Wang,Shiwei Wu,Peter K.LiawFatigue behavior of Al0.5CoCrCuFeNi high entropy alloys Sep 01,2012 Fatigue behavior of high#0183;Research was performed on an Al 0.5 CoCrCuFeNi high entropy alloy (HEA) in an attempt to study the fatigue behavior.The present fatigue investigation shows encouraging fatigue resistance characteristics due to the prolonged fatigue lives of various samples at relatively high stresses.Cited by 131Publish Year 2009Author A.S.Hamada,L.P.Karjalainen,J.PuustinenFatigue Behavior of High-Entropy Alloys by Michael The current results indicate that the fatigue behavior of HEAs compares favorably to many conventional alloys,such as steels,titanium alloys,and advanced bulk metallic glasses with a fatigue-endurance limit of the Al 9 Co 18.2 Cr 18.2 Cu 18.2 Fe 18.2 Ni 18.2 HEAs between 540 and 945 MPa and a fatigue-endurance limit to ultimate tensile strength ratio between 0.402 and 0.703.

Author Ying Xia Yu,Bo Lin He,Zong Min Lv,Kang Wei,Zhi Jun ZhangPublish Year 2015Fatigue behavior and mechanism of FV520B in very high

Apr 30,2015 Fatigue behavior of high#0183;BACKGROUND High cycle fatigue (HCF) and very high cycle fatigue (VHCF) induced by wake flow and other causes are the main failure modes of impellers which are the key component of centrifugal compressors.Research on the fatigue behavior and mechanism of impeller material in the VHCF regime is beneficial to fatigue design and the remanufacturing of impellers,and it also hasAnalysis of fatigue behavior of highdensity polyethylene The fatigue behavior of highdensity polyethylene was studied by measuring the variation in the dynamic viscoelasticity during the fatigue process.Brittle failure was observed under the conditions of small imposed strain amplitude,low ambient temperature,andA Review on Fatigue Life Prediction Methods for MetalsManonukul and Dunne studied the fatigue crack initiation in polycrystalline metals addressing the peculiarities of high-cycle fatigue (HCF) and low-cycle fatigue (LCF).The proposed approach for the prediction of fatigue cracks initiation is based on the critical accumulated slip property of a material; the key idea is that when the critical

,High Temperature Fatigue Behavior of Tungsten

HIGH-TEMPERATURE FATIGUE BEHAVIOR OF TUNGSTEN-COPPER COMPOSITES Michael J.Verrllli,Yong-Suk K1m,Timothy P.Gabb National Aeronautics and Space Administration Lewis Research Center Cleveland,Ohio 44135 I SUMMARY The hlgh-temperature fatigue behavlor of a 9 vol %,tungsten fiber-reinforced copper matrix composlte was investigated.(PDF) The Effect of Stress Ratios on the Very High Cycle Effects of the stress ratio on the very high cycle fatigue behaviors of 9%Cr turbine steel have been investigated at 630 Fatigue behavior of high#176;C.The experimental results show that the SN curve has a continuous (PDF) High-Cycle Fatigue Behavior of Type 316L Stainless High-cycle fatigue tests were conducted to investigate the eects of temperature,stress ratio (R),specimen orientation,welding and specimen size on the fatigue behavior of type 316L stainless steel.The high-cycle fatigue test results indicated that the fatigue limits significantly decreased when the stress ratio (R) decreased.

(PDF) High cycle fatigue behaviour of a standard duplex

Mar 08,2021 Fatigue behavior of high#0183;In this investigation the high cycle fatigue (HCF) behavior of an austenite-ferrite duplex stainless steel (DSS) is studied as a function of aging at 475 degrees C.It is found that the HCF (PDF) Fatigue behavior of high-entropy alloys A reviewFatigue-crack propagation behavior in CrCoNi is comparable to nickel-based superalloys but is superior to that of the high-entropy CrMnFeCoNi (Cantor) alloy and many high-strength steels,making (PDF) FATIGUE BEHAVIOR OF HIGH-DENSITY SINTERED STEELnormally achieved through higher densities,a deeper knowledge on the fatigue behavior of high-density .sintered steels seems requi red in order to use these materials effec tively.

Fatigue behavior of spot welded high-strength sheet

Corpus ID 121166456.Fatigue behavior of spot welded high-strength sheet steels @article{Rathbun2003FatigueBO,title={Fatigue behavior of spot welded high-strength sheet steels},author={R.W.Rathbun and D.Matlock and J.Speer},journal={Welding Journal},

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