Results 21 to 30 of about 288 (160)

Evaluation of machining performance of STAVAX with PCBN tools [PDF]

open access: yesThe International Journal of Advanced Manufacturing Technology, 2004
A study was undertaken to investigate the wear characteristics of polycrystalline cubic boron nitride (PCBN) cutting tools and surface integrity during machining of STAVAX (specialised stainless steel) with and without coolant. Plastic deformation and formation of overtempered martensite and white layer (untempered martensite) were the dominant ...
Liew, Willey Yun Hsien   +2 more
openaire   +2 more sources

Physico-chemical features of tool wear of PCBN

open access: yesInternational Scientific and Technical conference "The Progressive Technics, Technology and Engineering Education", 2023
The effects of physical and chemical interaction between a tool equipped with a superhard composite based on cubic boron nitride (SBNB) and the components of the material being processed and air oxygen were studied using the results of the study of model thermal activation and real thermal triboactivation of the tool contact areas in the cutting zone ...
openaire   +3 more sources

The prostate tissue‐based telomere biomarker as a prognostic tool for metastasis and death from prostate cancer after prostatectomy

open access: yesThe Journal of Pathology: Clinical Research, Volume 8, Issue 5, Page 481-491, September 2022., 2022
Abstract Current biomarkers are inadequate prognostic predictors in localized prostate cancer making treatment decision‐making challenging. Previously, we observed that the combination of more variable telomere length among prostate cancer cells and shorter telomere length in prostate cancer‐associated stromal cells – the telomere biomarker – is ...
Christopher M Heaphy   +13 more
wiley   +1 more source

A Contemporary Review on Friction Stir Welding of Circular Pipe Joints and the Influence of Fixtures on This Process

open access: yesAdvances in Materials Science and Engineering, Volume 2022, Issue 1, 2022., 2022
The permanent metal joining processes play a vital role in assembling the complex aluminium structures of the aerospace, automotive, marine, and oil industries. The invention of friction stir welding (FSW) redefined the mechanism of metal joining to produce high‐quality welds by eliminating the consumption of electrodes and shielding gases, resulting ...
S. M. Senthil   +3 more
wiley   +1 more source

A Survey of Machine Learning in Friction Stir Welding, including Unresolved Issues and Future Research Directions

open access: yesMaterial Design &Processing Communication, Volume 2022, Issue 1, 2022., 2022
Friction stir welding is a method used to weld together materials considered challenging by fusion welding. FSW is primarily a solid phase method that has been proven efficient due to its ability to manufacture low‐cost, low‐distortion welds. The quality of weld and stresses can be determined by calculating the amount of heat transferred.
Utkarsh Chadha   +13 more
wiley   +1 more source

Optimization of Surface Quality and Power Consumption in Machining Hardened AISI 4340 Steel

open access: yesAdvances in Materials Science and Engineering, Volume 2022, Issue 1, 2022., 2022
Hard turning has become an attractive method of machining for most manufacturers in the last few years due to its low cost and superior surface quality compared to grinding. In this experimental study, the machinability of hardened steel under dry machining on a CNC lathe is undertaken to optimize the cutting parameters for minimum surface roughness ...
Dennis Ochengo   +4 more
wiley   +1 more source

Influence of Friction Stir Welding Process on the Mechanical Characteristics of the Hybrid Joints AA2198‐T8 to AA2024‐T3

open access: yesAdvances in Materials Science and Engineering, Volume 2022, Issue 1, 2022., 2022
The study presents the hybrid joining of the third generation AA2198‐T8 aluminum lithium alloy to AA2024‐T3 aluminum copper alloy, which has been highly demanded recently in the aerospace industry. This investigation aims to reduce the cost of production in the industrial sector.
Ahmed Samir Anwar Alemdar   +3 more
wiley   +1 more source

Optimization of Plasma Arc Cutting Parameters on Machining of Inconel 718 Superalloy

open access: yesJournal of Nanomaterials, Volume 2022, Issue 1, 2022., 2022
Nickel‐based super composites are widely applied in the industry. These alloys withstand high thermal debility conditions and give better strength to machine parts in aviation, biomechanical, marine, and vehicle commerce. Nickel‐based alloys have high quality, corrosion resistance, and high heat refusal.
M. Karthick   +6 more
wiley   +1 more source

Machining force comparison for surface defect hard turning and conventional hard turning of AISI 52100 steel [PDF]

open access: yesINCAS Bulletin, 2021
In this article, a recently developed method called surface defect machining (SDM) for hard turning has been adopted and termed surface defect hard turning (SDHT). The main purpose of the present study was to explore the impact of cutting parameters like
P. UMAMAHESWARRAO   +2 more
doaj   +1 more source

Parameter Optimization and Machining Performance of Inconel 625 with Nanoparticles Dispersed in Biolubricant

open access: yesAdvances in Materials Science and Engineering, Volume 2022, Issue 1, 2022., 2022
Productivity and cost‐effectiveness are essential components of any long‐term manufacturing system. While quantity and quality are linked to productivity, the economy focuses on energy‐efficient processes that produce a high output‐to‐input ratio. Hard‐to‐cut materials have always been difficult to machine because of more significant tool wear and ...
T. Mohanraj   +7 more
wiley   +1 more source

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