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STUDY ON THE EFFECT OF ROLLING STRENGTHENING ON THE SURFACE INTEGRITY OF 45 STEEL THREAD ROOT
Published 2022-01-01“…The self-made thread root rolling strengthening device based on common lathe CA6140 was used to perform rolling strengthening process on 45 steel thread samples. …”
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PENGARUH PARAMETER PEMESINAN TERHADAP KEKASARAN PERMUKAAN AI6061BE PADA PEMESINAN CNC MINI 500 WATT MENGGUNAKAN PAHAT KARBIDA STRAIGHT ENDMILL
Published 2024-12-01“…CNC is a manufacturing process where previously programmed computer software is converted into code that can automate machining movements, one of which is the milling or lathe process. CNC performance is determined by machining output power. …”
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A Detailed Study on Algorithms for Predictive Maintenance in Smart Manufacturing: Chip Form Classification Using Edge Machine Learning
Published 2024-01-01“…This work focuses on the application of PdM technique in order to predict the type of chips produced by a lathe through a machine learning algorithm. Moreover, being our application a delay-sensitive one, to drastically decrease the time delay in prediction, our solution proposes the combination of PdM with the Edge Computing paradigm. …”
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Statistical and Experimental Investigation of Hardened AISI H11 Steel in CNC Turning with Alternative Measurement Methods
Published 2021-01-01“…A total of 27 experiments were modeled utilizing 33 full factorial design and were carried out using a CNC lathe. The effects of the cutting parameters on surface roughness, energy consumption, electric current value, and sound intensity level were investigated. …”
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Formación General Humanista en Universidades Públicas
Published 2024-08-01“…A reflection is done in lathe to: if, the general formation the humanist is integral; Then it is managed to increment efficient personal and social interrelations in the population. …”
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ANALYSIS OF THE VARIATION OF THE ROUGHNESS OBTAINED DURING TURNING WITH TRANSVERSE FEED DUE TO THE MODIFICATION OF THE FUNCTIONAL GEOMETRY OF THE CUTTING TOOL
Published 2023-05-01“…Thus, in the work, the optimal constructive geometry of a lathe knife that can be used for turning a piece with a diameter was established 150mm . …”
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Improved Bread and Durum Wheat Cultivars Showed Contrasting Performances in N-Efficiency and N-Responsiveness
Published 2022-01-01“…The pot-based treatments were arranged in randomized complete block design in the lathe house at Kulumsa Agricultural Research Center. …”
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Design and Fabrication of Orthokeratology Lens with Multi-Linear and Spherical Aberration Corrected for Myopia Control
Published 2025-01-01“…The fabrication of the lens was carried out via high-precision lathe turning using the UPC 100 Vision instrument (SCHNEIDER, Ratingen, Germany). …”
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Improving of Surface Quality of Metal Reflector Mirrors Machined by Single Point Diamond Turning
Published 2021-06-01“…The optical surface treatment was carried out on a precision turning lathe with an air bearing spindle using a special diamond cutter with a blade radius of ≤ 0.05 μm. …”
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An Atomic Study of Substructures Formed by Shear Transformation in Cast γ-TiAl
Published 2015-01-01“…Substructures and microsegregation of γ/γ laths are analyzed with HRTEM and HAADF-STEM. Results show that the substructures are generated during evolution of shear transformation on the (111-) plane of γ lath. …”
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Notch Fatigue Damage Evolution Mechanism of TC21 Alloy with Multilevel Lamellar Microstructures
Published 2024-12-01“…The findings reveal that increasing aging temperature primarily contributes to the augmentation of α colony (α<sub>c</sub>) thickness, grain boundaries α phase (GBα) thickness, and α fine (α<sub>fine</sub>) size alongside a reduction in α lath (α<sub>lath</sub>) thickness and α<sub>fine</sub> content. …”
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Microstructure and Mechanical Properties of Heat Treatment Low-alloy Wear-resistant Steel NM450
Published 2025-02-01“…The results showed that the lath martensite with a small amount of ferrite structure was obtained for the high-strength low-alloy wear-resistant steel quenched at 840 ℃ and tempered at 200 ℃. …”
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Effect of Shielding Gas on Microstructures and Mechanical Properties of TC4 Titanium Alloy Ultranarrow Gap Welded Joint by Laser Welding with Filler Wire
Published 2021-01-01“…The results showed that HAZ of the welded joint formed with Ar as shielding gas was much wider than that with He, and weld microstructure composition with the two shielding gases was basically consistent; phase boundary of the weld metal obtained with Ar was clearer, with a larger misorientation between the laths; α′ martensite lath in weld metal prepared with He showed obvious preferred orientation distribution, and α′ martensite microstructure was much finer; the misorientation of α′ phase grain boundary of weld microstructure prepared with Ar was slightly less distributed in high angle grain boundary than that with He; tensile property of the welded joint prepared with He was better than that with Ar; the hardness of each zone of welded joint prepared with He was less fluctuated and the hardness value measured was slightly higher than that with Ar.…”
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Microstructural Evolution during Thermal Exposure of G115 Steel and Its Influence on Mechanical Properties
Published 2022-01-01“…The majority of martensitic lath structure was replaced by sub-grains and the strength decreased linearly. …”
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Microstructure and mechanical properties of submerged arc welded medium-thickness Q690qE high-strength steel plate joints
Published 2024-12-01“…The microstructure of welded seam mainly consists of acicular ferrite and granular bainite (GB), the microstructure in coarse-grain zone is GB and lath martensite. As the welding heat input increases, the microstructure of coarse-grain zone becomes lath bainite (LB) and a small amount of GB and the microhardness decreases. …”
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New insights for preformed martensite of carbide-free bainitic steels austempered below Ms temperature: Inconsistent effects of microstructure, stability of retained austenite, and...
Published 2025-01-01“…For the sample with PM, the increase rate of BF lath thickness is 65.1% lower than that without PM. …”
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The influence of process parameters on the microstructure and properties of the TiC/Ti-alloy composites fabricated by the directed energy deposition process
Published 2025-01-01“…Concurrently, the morphology of the α phase changes from coarse lath-like to slender lath-like to irregular block-like. …”
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Tempering of deformed and as-quenched martensite in structural steel
Published 2019-01-01“…Different reductions in thickness were considered and compared with the behavior of as-quenched martensite during tempering. tempering of the asquenched martensite was accompanied by the formation of carbide particles, incomplete disappearance of the lath martensite morphology, and continuous decrease in hardness until reaching low values. …”
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Crack path in liquid metal embrittlement: experiments with steels and modeling
Published 2015-12-01“…The main finding is that most of the cracking process takes place at grain boundaries, lath or mechanical twin boundaries while cleavage or plastic flow localization is rarely the observed fracture mode. …”
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ANALYSIS OF THE REASONS OF BREAKAGES OF RETAYNER OF THE CAMP OF PQF AND SOLUTION OF PROBLEMS
Published 2015-11-01“…Transition from the uniformly acceleration of traffic control of a lath of a retayner to not uniformly accelerated is provided. …”
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