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fatigue life evaluation of 42crmo4 nitrided steel by local

fatigue life evaluation of 42crmo4 nitrided steel by local

fatigue life evaluation of 42crmo4 nitrided steel by local

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Fatigue life evaluation of 42CrMo4 nitrided steel by local ...2 rows · Jan 01, 2012 · Ion nitriding treatment of 42CrMo4 steel improves their fatigue strength by 32% as compared ...Cited by: 16Publish Year: 2012Author: Mohamed Ali Terres, Habib Sidhom Rp0,2 (MPa) Rm (MPa) At (%) K ′ (MPa) ε f ′ 978 1050 16.5 907 4.72 See all 2 rows on www.sciencedirect.com

[PDF] Effect of Charpy Impact Test on Microstructure fatigue life evaluation of 42crmo4 nitrided steel by local

Abstract In this paper, the mechanical properties and microstructures of AISI4140 low alloy steel under different tempering conditions are investigated. The samples are quenched, tempered to a martensite structure and loaded to fracture by means of Charpy machine according to standard test. Fractography analysis showed that the morphology fracture surface was changed by increasing tempering fatigue life evaluation of 42crmo4 nitrided steel by localThe influence of the nitriding temperature on the fatigue fatigue life evaluation of 42crmo4 nitrided steel by localPDF | On Aug 1, 1997, J. J. Braam and others published The influence of the nitriding temperature on the fatigue limit of 42CrMo4 and En40B steel | Find, read and cite all the research you need on fatigue life evaluation of 42crmo4 nitrided steel by localThe effect of grinding parameters and gas nitriding depth fatigue life evaluation of 42crmo4 nitrided steel by localJul 13, 2019 · Terres MA, Sidhom H (2012) Fatigue life evaluation of 42CrMo4 nitrided steel by local approach: equivalent strain-life-time. Mater Des 33:444450 Article Google ScholarCited by: 4Publish Year: 2019Author: Brahim Ben Fathallah, Chams Eddine Dakhli, Mohamed Ali Terres

Some recent results on the fatigue strength of notched fatigue life evaluation of 42crmo4 nitrided steel by local

May 28, 2015 · The work summarizes a large bulk of experimental data from specimens made of 40CrMoV13.9 steel. The first part of the paper deals with multiaxial fatigue strength of notched round bars tested under combined tension and torsion loading, both in-phase and out-of-phase. The results from multi-axial tests are discussed together with those obtained under pure tension and pure torsion Short crack fatigue threshold of a nitrided and shot fatigue life evaluation of 42crmo4 nitrided steel by localTo assess the fatigue behaviour of a nitrided and shot penned 42CrMo4 UNI EN 10083 steel, with superficial defects of different size obtained by two different methods, rotating bending tests were performed. To help understanding and justifying the results, residual stresses and FWHM measurements were executed also on only nitrided samples.On the formation of ridges and burnished debris along fatigue life evaluation of 42crmo4 nitrided steel by localExamples of fracture surfaces after fatigue failure of 42CrMo4nitrided steel specimens (according to Figure 1). Cycling with relatively high stress amplitude a resulted in shorter fatigue life N f (upper row, AC), whereas cycling with lower a resulted in longer N f (lower row, DF).Some results are removed in response to a notice of local law requirement. For more information, please see here.

Nitriding Temperature - an overview | ScienceDirect Topics

While there is a clear reduction in rotating bending fatigue for the steel 42CrMo4 after nitrocarburizing at 650°C, as compared to ferritic nitrocarburizing at 610 and 580°C (Park and Dengel, 1993), the maximum in fatigue strength for the unalloyed steel C45N is in the range of austenitic nitriding/nitrocarburizing (Figure 9.15) (Pakrasi et al., 1983). The difference can be explained by the fact that the unalloyed grade C45N hardly forms nitride precipitates during nitriding fatigue life evaluation of 42crmo4 nitrided steel by localMicrostructure and structural behavior of ion-nitrided fatigue life evaluation of 42crmo4 nitrided steel by localFatigue life evaluation of 42CrMo4 nitrided steel by local approach: Equivalent strain-life-time fatigue life evaluation of 42crmo4 nitrided steel by local the fatigue resistance of 42CrMo4 steel in his untreated and nitrided state was evaluated fatigue life evaluation of 42crmo4 nitrided steel by localLow Cycle Fatigue Behaviour of Nitrided Layer of 42CrMo4 fatigue life evaluation of 42crmo4 nitrided steel by localSteel 42CrMo4, used in the manufacturing of transmission systems (gears), poses problems in service under specific cyclic stress conditions of the operating mode of its bodies. The treatment of ion nitriding during 20 hours with 520°C applied to 42CrMo4 steel in an untreated state (quenched and tempered) led to the formation of a compound layer (mixture of nitrides ' and carbonitrides with irregular thickness Cited by: 3Publish Year: 2017Author: Mohamed Ali Terres, Rafik Bechouel, Salem Ben Mohamed

Influence of Indentation on the Fatigue Strength of fatigue life evaluation of 42crmo4 nitrided steel by local

To study the influence of indentation on the fatigue strength of untreated and carbonitrided specimens of S38C steel, the fatigue limit of specimens with and without indentations was tested. Fracture surfaces were observed using scanning electron microscopy (SEM). The results show that the fatigue strength of the untreated specimen decreases with increasing dimension of indentation, without fatigue life evaluation of 42crmo4 nitrided steel by localFatigue life evaluation of 42CrMo4 nitrided steel by local fatigue life evaluation of 42crmo4 nitrided steel by localRequest PDF | Fatigue life evaluation of 42CrMo4 nitrided steel by local approach: Equivalent strain-life-time | In this paper, the fatigue resistance of 42CrMo4 steel in his untreated and fatigue life evaluation of 42crmo4 nitrided steel by localFatigue life evaluation of 42CrMo4 nitrided steel by local fatigue life evaluation of 42crmo4 nitrided steel by local2 rows · Jan 01, 2012 · Ion nitriding treatment of 42CrMo4 steel improves their fatigue strength by 32% as compared fatigue life evaluation of 42crmo4 nitrided steel by localCited by: 16Publish Year: 2012Author: Mohamed Ali Terres, Habib Sidhom Rp0,2 (MPa) Rm (MPa) At (%) K (MPa) f 978 1050 16.5 907 4.72 See all 2 rows on www.sciencedirect fatigue life evaluation of 42crmo4 nitrided steel by local

Fatigue crack growth analysis of plasma nitrided AISI 4140 fatigue life evaluation of 42crmo4 nitrided steel by local

Aug 30, 2016 · The compact tension (CT) specimens manufactured from AISI 4140 steel were plasma nitrided at 400 °C, 500 °C and 600 °C for 1 and 4 h in a gas mixture of 50% N 2 and 50% H 2.CT specimens were subjected to fatigue crack growth under constant amplitude loading in order to analyze the effect of plasma nitriding on fatigue crack growth (FCG).Cited by: 15Publish Year: 2016Author: H. Kovac, A.F. Yetim, Ö. Baran, A. ÇelikFatigue crack growth analysis of plasma nitrided AISI 4140 fatigue life evaluation of 42crmo4 nitrided steel by localAug 30, 2016 · 1. Introduction. Fatigue is one of the most critical points in the lifetime of engineering materials/structures because it covers the major part of mechanical failures , .For that reason, fatigue assessment of engineering components is a necessary step within their design period , .However, a general fatigue analysis method is not still available to evaluate the all stages of fatigue life of a fatigue life evaluation of 42crmo4 nitrided steel by localCited by: 13Publish Year: 2016Author: H Kovaci, A F Yetim, O E Baran, A CelikFatigue and fretting fatigue of ion-nitrided 34CrNiMo6 steelIn order to investigate the effect of radical nitriding on fatigue behavior of high-strength steels, very long life fatigue tests were carried out for two kinds of steels, 18Ni Maraging steel and fatigue life evaluation of 42crmo4 nitrided steel by local

Failure Analysis of Bearing Cup | Open Access Journals

[12] Mohamed Ali, Fatigue life evaluation of 42CrMo4 nitrided steel by local approach: Equivalent strain-life-time Elsevier- Material and Design 33, PP 444-450,2012. [13] D. Rodziák1, R..Zahradníek, effect of nitridation on contact fatigue and wear damage of AstaloycrL and crM steels ActaMetallurgicaSlovaca, Vol. 16, No. 1, pp. 12 fatigue life evaluation of 42crmo4 nitrided steel by localFactors influencing the mechanism of superlong fatigue fatigue life evaluation of 42crmo4 nitrided steel by localDec 24, 2001 · Mikhail Seleznev, Anja Weidner, Horst Biermann, On the formation of ridges and burnished debris along internal fatigue crack propagation in 42CrMo4 steel, Fatigue & Fracture of Engineering Materials & Structures, 10.1111/ffe.13252, 43, 7, (1567-1582), (2020).Evaluation of very high cycle fatigue zones in 42CrMo4 fatigue life evaluation of 42crmo4 nitrided steel by localSep 01, 2019 · In contrast, residual compressive stresses in surface layer obtained by nitriding are more valuable for improvement of fatigue life also in VHCF regime and effective nitriding regimes for 42CrMo4 steel are demonstrated by Weidner et al. . Fatigue crack in steel (and other metallic alloys) is mostly driven by stress intensity factor range K. This parameter includes stress conditions (cycling Cited by: 4Publish Year: 2019Author: M. Seleznev, E. Merson, A. Weidner, H. Biermann

Evaluation of Fatigue Strength of Heat Treated and Laser fatigue life evaluation of 42crmo4 nitrided steel by local

Laser surface hardening is an advanced method of surface treatment of structural steels with a great potential for wide industrial applications. According to the recent literature results and knowledge about laser hardening, fatigue resistance can be either reduced or increased, even considerably, depending on numerous parameters of basic material, the technology parameters etc.Effect of Surface Properties on the Fatigue Life of fatigue life evaluation of 42crmo4 nitrided steel by localThe Concept of Local Fatigue Strength Extended by Statistical Approaches to Assess Manufacturing Influences such as Residual Stresses fatigue life evaluation of 42crmo4 nitrided steel by local Sidhom H. Fatigue life evaluation of 42CrMo4 nitrided steel by local approach: Equivalent strain-life-time. Materials & Design. 2012; 33: 444-50.Cited by: 4Publish Year: 2014Author: Habib Sidhom, Naoufel Ben Moussa, Brahim Ben Fathallah, Naziha Sidhom, Chedly BrahamEffect of Plasma Nitriding Treatment on Fatigue Life of En fatigue life evaluation of 42crmo4 nitrided steel by local[17] Mohamed Ali Terres, Habib Sidhom, Fatigue life evaluation of 42CrMo4 nitrided steel by local approach:Equivalent strain-life-time Materials and Design 33, 444450, (2012) [18] S. Ganesh Sundara Raman, M. Jayaprakash, Influence of plasma nitriding on plain fatigue and fretting fatigue behavior of AISI 304 austenitic stainless steel , Surface & Coatings Technology 201, 59065911, (2007)Cited by: 3Publish Year: 2013Author: U. N. Puntambekar, G. S. Grewal, P. B. Joshi, P. Sampathkumaran

Eect of Charpy Impact Test on Microstructure Properties fatigue life evaluation of 42crmo4 nitrided steel by local

[9] Terres, M. A., Sidhom, H.: Fatigue life evaluation of 42CrMo4 nitrided steel by local approach: Equivalent strain-life-time, Materials and Design, 33, 444450, 2012. [10] S anchez-Santana, U., Rubio-Gonz alez, C., Mesmacque, G. and Am-rouche, A.: Inuence of Fatigue Damage in Dynamic Tensile Properties of AISIEFFECT OF TENSION/TORSION LOAD SEQUENCES ON 42CrMo4 steel; focus is on the life prediction method appropriate for treating the sequential loading effects. For fatigue damage under sequential loading, Chen et al [3] proposed a modified damage model for the fatigue life prediction of the 304 stainless steel. Robillard and Cailletaud [4],Crack-Growth Behavior of Laser Surface-Alloyed Low-Carbon fatigue life evaluation of 42crmo4 nitrided steel by localApr 12, 2013 · M.A. Terres and H. Sidhom, Fatigue Life Evaluation of 42CrMo4 Nitrided Steel by Local Approach: Equivalent Strain-Life-Time, Mater. Des. , 2012, 33 , p 444450 Article

Crack initiation in the very high cycle fatigue regime of fatigue life evaluation of 42crmo4 nitrided steel by local

The present investigations on the influence of plasma nitriding on fatigue crack initiation in the VHCF regime on quenched and tempered cast steel 42CrMo4 can be summarized as follows: (1) The ultrasonic fatigue tests revealed the beneficial effect of the nitride layer on fatigue life. Thus, the higher NHDs produced higher fatigue limitsas expected.Cited by: 7Publish Year: 2017Author: Anja Weidner, Tim Lippmann, Horst BiermannCrack initiation in the very high cycle fatigue regime of fatigue life evaluation of 42crmo4 nitrided steel by localAug 07, 2017 · Evaluation of very high cycle fatigue zones in 42CrMo4 steel with plate-like alumina inclusions. International Journal of Fatigue, Vol. 126, Issue. , p. 258. fatigue life evaluation of 42crmo4 nitrided steel by local Fatigue life evaluation of 42CrMo4 nitrided steel by local approach: Equivalent strain-life-time.Cited by: 7Publish Year: 2017Author: Anja Weidner, Tim Lippmann, Horst BiermannCorrosion Resistance of Plasma Nitrided and fatigue life evaluation of 42crmo4 nitrided steel by localsurface hardness, running-in properties and corrosion resistance. For the evaluation of experimental NSS corro-sion resistance tests samples of 42CrMo4 steel were compared with plasma nitrided and nitrocarburized one. In-dividual 42CrMo4 steel samples were subsequently metallographically evaluated and characterized by hardness

10.1016/j.matdes.2011.04.047 | DeepDyve

Jun 11, 2020 · The fatigue life improvement of steels by nitriding depends on the characteristics of the nitrided layers, in particular the residual stresses distributions and the work-hardening [911] . It is well established that the fatigue life, in particular the fatigue crack nucleation, depends on the cumulated deformation rate in the starting potential site [1215] , independently of the stresses conditions (PDF) Fatigue life predicting for nitrided steel finite fatigue life evaluation of 42crmo4 nitrided steel by localFatigue life predicting for nitrided steel finite element analysis fatigue life evaluation of 42crmo4 nitrided steel by local In this research the structure and fatigue properties of ion nitrided 42CrMo4 steel were evaluated and compared with a fatigue life evaluation of 42crmo4 nitrided steel by local

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