Results 21 to 30 of about 52,895 (259)

WEAR RESISTANCE OF HARD TURNED SURFACES

open access: yesCutting & Tools in Technological System, 2022
The quality of working surfaces plays an important role in automotive industrial components. One of the main characteristics of such surfaces is their wear resistance. In this study external cylindrical surfaces were analyzed. A Design of Experiment methodology was applied and hard turning experiments were carried out to analyze the effects of the ...
openaire   +3 more sources

DECISION SUPPORT METHOD FOR THE APPLICABILITY OF HARD TURNING

open access: yesCutting & Tools in Technological System, 2022
In this study the applicability of hard turning is analyzed in the case of disc-shaped parts (gear wheels). The relevance of such parts has been increasing in the automotive industry; therefore, the efficiency of large series or mass production has high priority.
Janos Kundrak   +2 more
openaire   +3 more sources

SURFACE ROUGHNESS PREDICTION IN HARD-TURNING WITH ANN AND RSM [PDF]

open access: yesJournal of the Egyptian Society of Tribology, 2020
In the below investigation, artificial-neural-network (ANN) and response-surface-methodology (RSM) predictive tools shall be applied for predicting “surface roughness” on hard-turning of AISI H13 hot work steel.
A. Elsadek Ahmed   +2 more
doaj   +1 more source

JOINT MACHINING: HARD TURNING AND GRINDING

open access: yesCutting & Tools in Technological System, 2019
The manufacturing of increasingly complex components and, at the same time, production of parts of superior quality is a growing trend in industry today. This tendency is realized through advanced machining processes that take advantage of the capabilities of the new machine tools, the properties of cutting tools and the advancements in control and CAD/
Kundrák, János   +2 more
openaire   +4 more sources

Analyzing Cutting Temperature in Hard-Turning Technique with Standard Inserts Through Both Simulation and Experimental Investigations

open access: yesApplied Sciences
The cutting temperature in hard turning is extremely high, which reduces tool life, lowers machined-surface quality, and affects dimensional control.
Pham Minh Duc   +2 more
doaj   +1 more source

Montana’s Hard Right Turn

open access: yesCalifornia Journal of Politics and Policy, 2022
Budgets, combined with tax policy, provide rich evidence of the applied values of legislative bodies and executives. This paper evaluates budget and tax legislation in Montana that resulted from the 67th legislative session in 2021 that set policy for the 2023 biennium. Montana, whose political complexation has long been purple, moved unambiguously red
openaire   +3 more sources

ROUNDNESS ERROR AND TOPOGRAPHY OF HARD TURNED SURFACES

open access: yesCutting & Tools in Technological System, 2023
Accuracy and topography are significant indicators of precision machined high-quality surfaces. Case hardened steel (16MnCr5) was analyzed to obtain information about the effects of technological data and the connections between the analyzed accuracy (roundness) and roughness parameters (Sa, Sz, Ssk, Sku).
Jakiya Sultana, István Sztankovics
openaire   +1 more source

Experimental and Numerical Investigation of Cutting Force in Turning of Hardened X40CrMoV5-1 Steel

open access: yesGazi Üniversitesi Fen Bilimleri Dergisi, 2018
X40CrMoV5-1 hot work tool steel is commonly used in injection and extrusion molds and also manufacturing of parts requiring high temperature, toughness and abrasion resistance.
Nafiz YASAR   +2 more
doaj   +1 more source

‘Hard AI Crime’: The Deterrence Turn

open access: yesOxford Journal of Legal Studies
Abstract Machines powered by artificial intelligence (AI) are increasingly taking over tasks previously performed by humans alone. In accomplishing such tasks, they may intentionally commit ‘AI crimes’, ie engage in behaviour which would be considered a crime if it were accomplished by humans.
Nerantzi, Elina, Sartor, Giovanni
openaire   +6 more sources

ANALYSIS AND SELECTION OF RATIONAL CUTTING MODES WHILE USING HARD-ALLOY TOOL FOR SHAFT TURNING

open access: yesНаука и техника, 2018
Turning machining of such parts as shafts is considered as the most widely-spread method formanufacturing units, mechanisms and machinery. While doing so it is necessary to ensure high quality of shaft turning with the help of a hard-alloy tool (accuracy
V. K. Sheleg   +2 more
doaj   +1 more source

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