Results 31 to 40 of about 1,032,407 (315)

Effects of LB/M Duplex Phase Heat Treatment on Microstructure and Mechanical Properties of Cold Working Die Steel DC53 [PDF]

open access: yesTeshugang
The effects of Quenching-Tempering-Austempering (QTA) duplex phase heat treatment process (Q 1 030 ℃, 30 min; T 520 ℃, 2 h; A 250 ℃, 3 h) at different prequenching temperatures on the microstructure, mechanical properties and the friction and wear ...
Yuan Zhizhong, Chen Lu, Zhang Bocheng, Liu Haiming, Niu Zongran , Wang Zhiyuan, Ju Yulin, Cheng Xiaonong
doaj   +1 more source

Short-Flow Rolling Process and Heat Treatment of Seamless Titanium Alloy Tube [PDF]

open access: yes, 2023
In view of the material characteristics of titanium alloys, such as their capability to quickly cool down and their poor machinability, in this study, we combined a new production mode for seamless tube rolling (tandem skew rolling, TSR) with titanium ...
Chen Chen   +3 more
core   +1 more source

A short review: hydroxyapatite coatings for metallic implants

open access: yesHeat Treatment and Surface Engineering, 2023
The number of orthopedic surgeries will continue increasing over the next decades. The most common causes of orthopedic implant failure after implantation are infections, inflammatory response, corrosion, mismatch in elastic modulus, stress shielding and
Fernando F. Rios-Pimentel   +2 more
doaj   +1 more source

Achieving High Plasticity and High Toughness of Low-Carbon Low-Alloy Steel through Intercritical Heat Treatment [PDF]

open access: yes, 2023
Medium manganese steel has excellent comprehensive properties due to the TRIP effect of retained austenite, but its welding performance is unsatisfactory for its high alloy content.
Zhaodong Wang   +3 more
core   +1 more source

Effect of FS-SMAT on microstructure and mechanical property of pure magnesium and AZ31 magnesium alloy

open access: yesHeat Treatment and Surface Engineering, 2023
A novel material processing method, friction stir-surface mechanical attrition treatment (FS-SMAT) was conducted on pure magnesium plate and AZ31 magnesium alloy plate.
Long-Hai Hu   +5 more
doaj   +1 more source

Investigation Microwave Furnace Effects on Mechanical Properties and Fatigue Life of AA 7075-T73 with Dry and Acid Treatments

open access: yesAl-Khawarizmi Engineering Journal, 2019
Microwave heating is caused by the ability of the materials to absorb microwave energy and convert it to heat. The aim of this study is to know the difference that will occur when heat treating the high strength aluminum alloys AA7075-T73 in a microwave ...
Sadiq Jaffer Aziz   +2 more
doaj   +1 more source

Numerical simulation of two-track laser hardening process of 42CrMo steel

open access: yesHeat Treatment and Surface Engineering, 2022
In this study, a thermal–phase–mechanical coupled numerical model was presented for the prediction of the distribution of temperature, phase and residual stress of 42CrMo steel during two-track laser hardening process.
Tong Daming   +8 more
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

Microstructure and wear resistance of HVOF sprayed WC-10Co-4Cr coating on Ti-6Al-4V

open access: yesHeat Treatment and Surface Engineering, 2022
WC-10Co-4Cr coating was deposited on Ti-6Al-4V by the high velocity oxygen fuel spray process to improve the surface hardness and wear resistance. The results show that the porosity of the coating is 2.0%, the microhardness is 1300 HV0.2, the surface ...
Wenxiang Shu   +7 more
doaj   +1 more source

Evaluation of process causes and influences of residual stress on gear distortion [PDF]

open access: yes, 2012
In the automotive industry, heat treatment of components is implicitly related to distortion. This phenomenon is particularly obvious in the case of gears because of their typical and precise geometry.
DANTAN, Jean-Yves   +5 more
core   +1 more source

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