Results 61 to 70 of about 12,871 (300)

Fatigue Crack Initiation and Growth in Nanocrystalline Ni at Multiple Length‐Scales

open access: yesAdvanced Engineering Materials, EarlyView.
Overview of miniaturized in situ SEM fatigue setup and resultant fatigue crack growth data for nanocrystalline Ni. The presented study focuses on the analysis of fatigue crack growth rate (FCGR) in focused ion beam‐notched microcantilevers prepared from nanocrystalline (NC) Ni as a model material.
Igor Moravcik   +7 more
wiley   +1 more source

Some aspects about milling : expert system for cutting parameters selection and control designs

open access: yes, 2006
Milling is a mechanical process which consist of the relative movement between feeding the work-piece and rotating the multitooth cutter, to remove material from the work-piece.
De la Sen, Manuel   +2 more
core   +1 more source

The perfection of the construction of a combined cutting tool on the basis of the results of mathematical modelling of working cutting processes in RecurDyn

open access: yesMATEC Web of Conferences, 2017
As the title implies the article describes how to optimize the construction of a combined cutting tool on the example of developed design of the face milling cutter with regulable rigidity of damping elements in order to improve the vibration resistance ...
Poddubny Vladimir   +2 more
doaj   +1 more source

The Numerical Analysis of Cutting Forces in High Feed Face Milling, Assuming the Milling Tool Geometry

open access: yes, 2016
This paper presents the research study of cutting forces assuming the geometry of the milling cutter. The particularity of the milling process is the discontinuity of chip removal assuming the chip cross-section as well as the complexity of milling tool ...
Eidukynas, Valdas   +3 more
core   +1 more source

Creep‐Induced Microstructural Evolution in an A2‐B2 Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
A 27.3Ta‐27.3Mo‐27.3Ti‐8Cr‐10Al (at.%) refractory high‐entropy alloy with precipitation‐strengthened A2‐B2 microstructure was studied by creep tests at 1030°C, which demonstrate a transition in deformation mechanisms in the range of 100–150 MPa applied stress. This is associated with changes in dislocation–precipitate interactions. Relevant deformation
Liu Yang   +10 more
wiley   +1 more source

Calculation and experimental analysis of rough cutting of cycloidal bevel gear by forming method

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing
Using face milling technology instead of face hobbing technology to process extended epicycloidal bevel gear (cycloidal bevel gear for short) can effectively reduce the cost of machine tools and cutting tools.
Chuang JIANG   +4 more
doaj   +1 more source

The relationships between cutting parameters, tool wear, cutting force and vibration

open access: yesAdvances in Mechanical Engineering, 2018
To study the influences of processes factors on cutting force and vibration in cutting processes, milling tests were carried out on 022Cr17Ni12Mo2 stainless steel under different process conditions using a coated carbide end mill insert.
Xu Chuangwen   +5 more
doaj   +1 more source

Lifting the Veil: The Face of TFP in an Indian Rail Mill [PDF]

open access: yesSSRN Electronic Journal, 2011
We use a proprietary data set on the floor-level operations at the Bhilai Rail and Structural Mill (RSM) in India to understand how output rose sharply in response to competitive pressures. Output increases came predominantly from reductions in production delays of various kinds.
Sanghamitra Das   +3 more
openaire   +3 more sources

The effect of an organic pentasulfide EP additive in turning and milling operations [PDF]

open access: yes, 2014
Coopération avec Ecole Centrale LyonBecause a cutting fluid could be equally used for different cutting operations, this study proposed to investigate the behavior of a well-known extreme-pressure additive (pentasulfide) in both turning and milling ...
LE MOGNE, Thierry   +4 more
core  

Direct Metal Deposition of Graphene–Ti28Nb35.4Zr Matrix Composites With Enhanced Mechanical, Corrosion, and Biocompatibility Properties for Bone Implants

open access: yesAdvanced Engineering Materials, EarlyView.
Graphene nanoplatelet (0.1 wt.%) reinforcement significantly enhances the performance of β Ti‐28Nb‐35.4Zr alloy. Grain refinement, reduced water contact angle, and improved surface characteristics promote osteoblast adhesion and complete surface coverage after 7 days.
Khurram Munir   +5 more
wiley   +1 more source

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