Results 21 to 30 of about 16,314 (309)

Influence of Shot Peening on Surface Durability of Case-Hardened Steel Gears

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2007
In order to investigate the influence of shot peening on the surface durability of case-hardened steel gears, the case-hardened steel gears shot-peened with different shot velocities and shot diameters were fatigue-tested using a power circulating type ...
Masanori SEKI   +5 more
doaj   +1 more source

SURFACE HARDENING OF STEEL PARTS [PDF]

open access: yesOdes’kyi Politechnichnyi Universytet Pratsi, 2017
Development of new resource-saving and cost-effective technologies of combined hardening of steel parts with a significant reduction of the process duration is an important and urgent task. Aim: The aim of the work is to create a technology for combined toughening of steel parts to provide high operational properties of the steel surface layer by ...
Idan, Alaa Fadhil І   +2 more
openaire   +3 more sources

A Comparative Study on Cutting Tool Performance in High-Speed Face-Milling of Hardened Tool Steels [PDF]

open access: yesArchives of Metallurgy and Materials
In this study cutting speeds and tool life constants for seven different cutting tools are investigated while high-speed face milling of four different much used hardened tool steels.1.2379 and 1.2080 cold-work tool steels, 1.2344 hot-work tool steel and
Ali O. Er, E. Aslan
doaj   +1 more source

Features of Spot-Matrix Surface Hardening of Low-Carbon Steel Using Pulsed Laser [PDF]

open access: yesEngineering and Technology Journal, 2007
In this work, results of spot hardening in low-carbon steel by using a pulsedNd:YAG laser are presented. These results include determination ofhardening depth, diameter of hardened spot, aspect ratio and heat-affectedzone width with varying laser energy ...
Khawla Khashan
doaj   +1 more source

Hardened Layer and Bending Fatigue Strength of Induction Hardened Thermally Refined Steel Gears

open access: yesJournal of Advanced Mechanical Design, Systems, and Manufacturing, 2009
This paper presents a study on effects of the pre-treatment and the heating time on the hardened layer and the bending fatigue strength of induction hardened gears.
Kouitsu MIYACHIKA   +3 more
doaj   +1 more source

Tool-life and wear mechanisms of CBN tools in machining of Inconel 718 [PDF]

open access: yes, 2007
The demand for increasing productivity when machining heat resistant alloys has resulted in the use of new tool materials such as cubic boron nitride (CBN) or ceramics.
DESSOLY, Michel   +4 more
core   +1 more source

Characterization of the Bendability of Press-Hardened 22MnB5 Steel

open access: yes, 2018
The bendability of press-hardened 22MnB5 steel was used as evaluation criterion to assess the ability of a press-hardened part to deform plastically in side impact crash conditions.
Won Seok Choi, De Cooman, BC
core   +1 more source

Wear Characteristics of Surface Hardened Ausferritic Si-Steel

open access: yes, 2007
High strength steels can be produced by austempering of Si-containing steels. It is possible to achieve high toughness and good wear resistance in these steels.
Prakash, Braham,   +3 more
core   +1 more source

A synopsis manual about recycling steel slag as a cementitious material

open access: yesJournal of Materials Research and Technology, 2019
Steel slag (SS) is an industrial product of steel making. It can be produced in either an electric arc furnace (EAF), of which steel is produced by melting scrap steel, or a basic oxygen furnace (BOF), of which iron is converted to steel.
Alaa M. Rashad
doaj   +1 more source

Improving the surface finish of concave and convex surfaces using a ball burnishing process [PDF]

open access: yes, 2011
The ball burnishing process is done to improve the surface finish of workpieces that have been previously machined. In this article we present the results of tests performed with this process that was applied to workpieces with a convex or concave ...
Travieso-Rodríguez, Jose Antonio   +5 more
core   +1 more source

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