Results 21 to 30 of about 1,997 (188)

Influence of sintering temperature on structure and mechanical properties of polycrystalline cubic boron nitride composites [PDF]

open access: yesProcessing and Application of Ceramics
Polycrystalline cubic boron nitride (PcBN) cutting tool materials were prepared by mixing cBN (85 wt.%) and TiN-Ti-Co (15 wt.%) micropowders under high temperature and ultra-high pressure.
Mo Peicheng   +5 more
doaj   +1 more source

On the Influence of Binder Material in PCBN Cutting Tools for Turning Operations of Inconel 718

open access: yesMetals, 2023
Inconel 718 is a highly valued material in the aerospace and nuclear industries due to the fact of its exceptional properties. However, the processing of this material is quite difficult, especially through machining processes.
Francisco Matos   +6 more
doaj   +1 more source

Comparison between friction stir and submerged arc welding applied to joining DH36 and E36 shipbuilding steel [PDF]

open access: yes, 2013
With the impending development of FSW tools for steel with useful lifetimes, attention has turned to the mechanical properties of the welds that can be made in a range of industrially significant steels.
Cater, Stephen R.   +3 more
core   +1 more source

Wear of polycrystalline boron nitride tool during the friction stir welding of steel [PDF]

open access: yes, 2018
The wear issue of a polycrystalline boron nitride (PCBN) tools during the friction stir welding of two grades of steel, DH36 and EH46, was studied. Two welding traverse and tool rotational speeds were used when welding the DH36 steel.
CD Sorensen   +8 more
core   +2 more sources

Failure and Control of PCBN Tools in the Process of Milling Hardened Steel

open access: yesMetals, 2019
The polycrystalline cubic boron nitride (PCBN) milling tool can be used in the mold industry to replace cemented carbide tools to improve machining efficiency and quality. It is necessary to study the tool wear and failure mechanism to increase machining
Guangyue Wang   +3 more
doaj   +1 more source

Modelling of friction stir welding of DH36 steel [PDF]

open access: yes, 2017
A 3-D computational fluid dynamics (CFD) model was developed to simulate the friction stir welding of 6-mm plates of DH36 steel in an Eulerian steady-state framework. The viscosity of steel plate was represented as a non- Newtonian fluid using a flow
A Arora   +35 more
core   +1 more source

An in-depth investigation of the cutting speed impact on the degraded microstructure of worn PCBN cutting tools [PDF]

open access: yes, 2011
The impact of an increased cutting speed on the degradation of a low content polycrystalline cubic boron nitride (PCBN) tool material is investigated by advanced microscopy techniques. The locally affected microstructure of worn PCBN cutting tools, after
Andrén, Hans-Olof, Angseryd, Jenny
core   +1 more source

PCBN Performance in High Speed Finishing Turning of Inconel 718

open access: yesMetals, 2018
Inconel 718 is a Ni superalloy widely used in high responsibility components requiring excellent mechanical properties at high temperature and elevated corrosion resistance.
José Díaz-Álvarez   +3 more
doaj   +1 more source

Influence of Niobium Addition on Microstructure and Machinability of High Chromium Cast Iron

open access: yesMaterials Research, 2021
High Chromium Cast Iron (HCCI) is mostly utilised in environments under severe abrasion and corrosion wear conditions, and research on this material with added niobium obtained positive results regarding wear resistance.
Anderson Edson da Silva   +3 more
doaj   +1 more source

A response surface methodology and desirability approach for predictive modeling and optimization of cutting temperature in machining hardened steel [PDF]

open access: yes, 2014
This paper presents an experimental investigation on cutting temperature during hard turning of EN 24 steel (50 HRC) using TiN coated carbide insert under dry environment.
Ashok Kumar Sahoo, Purna Chandra Mishra
core   +1 more source

Home - About - Disclaimer - Privacy