Results 21 to 30 of about 1,032,407 (315)

Effect of Heat Treatment on Microstructure and Mechanical Properties of New Cold-Rolled Automotive Steels [PDF]

open access: yes, 2020
The effect of austenitizing temperature and aging treatment on the microstructure and mechanical properties of two new cold-rolled automotive steel plates (20Mn2Cr and 20Mn2CrNb) was investigated by using isothermal heat treatment, optical microscope ...
Zhangqi Ge   +4 more
core   +1 more source

Influence of magnetically constricted arc traverse speed (MCATS) on tensile properties and microstructural characteristics of welded Inconel 718 alloy sheets

open access: yesDefence Technology, 2021
The magnetically constricted arc technique was implemented to mitigate the heat input related metallurgical problems in Gas Tungsten Arc Welding (GTAW) of Inconel 718 alloy particularly Nb segregation and subsequent laves phase evolution in fusion zone ...
Tushar Sonar   +4 more
doaj   +1 more source

Multi-objective mathematical modeling and optimization of delta straight InterPulse-GTCAW parameters to predict and maximize performance of high temperature aerospace alloy sheets for structural applications

open access: yesForces in Mechanics, 2022
Superalloy 718 is a high temperature nickel (Ni) based alloy, widely used in aeroengines due to its superior mechanical performance at high temperature.
Tushar Sonar   +5 more
doaj   +1 more source

Analytical Model to Compare and Select Creep Constitutive Equation for Stress Relief Investigation during Heat Treatment in Ferritic Welded Structure [PDF]

open access: yes, 2020
The one-dimensional analytical model was promoted to help select the creep constitutive equation and predict heat treatment temperature in a ferritic welded structure, along with neglecting the impact of structural constraint and deformation ...
Mengjia Hu   +4 more
core   +1 more source

Accurate non-contact temperature measurements during surface heat-treatment processes [PDF]

open access: yes, 2022
S.182-191Die genaue Temperaturführung beim Randschichthärten ist von entscheidender Bedeutung, um die Nutzeigenschaften innerhalb enger Grenzen gezielt einzustellen.
Bonß, Steffen   +5 more
core   +1 more source

Liquation and post-weld heat treatment cracking in Rene 80 laser repair welds [PDF]

open access: yes, 2012
An extensive experimental study on a nickel-based superalloy, Rene 80 using autogenous laser welding has been undertaken to determine the effect of the process parameters and weld bead geometry on cracking in the as-welded and post- weld heat treated ...
Colegrove, Paul A.   +7 more
core   +1 more source

Consideration of residual stress and geometry during heat treatment to decrease shaft bending [PDF]

open access: yes, 2014
In automotive industry, heat treatment of components is implicitly related to distortion. This phenomenon is particularly obvious in the case of gearbox parts because of their typical geometry and precise requirements.
SURA, Edoardo   +3 more
core   +2 more sources

The Effect of Forging and Heat Treatment Variables on Microstructure and Mechanical Properties of a Re-Bearing Powder-Metallurgy Nickel Base Superalloy [PDF]

open access: yes, 2023
In our previous works, the effects of forging and heat treatment variables on microstructure evolution and mechanical properties have been studied for an ingot-metallurgy Re-bearing nickel base superalloy.
Shamil Mukhtarov   +5 more
core   +1 more source

Effect of Heat Treatment on the Resulting Dimensional Characteristics of the C45 Carbon Steel after Turning [PDF]

open access: yes, 2022
The presented article deals with the influence of the heat treatment of C45 steel on the surface quality after turning. Turning is a machining technology used to prepare specific geometrical characteristics of surface and dimensional quality.
Roman Moravčík   +2 more
core   +1 more source

Optimization of Carburizing Temperature and Time on Mechanical Properties of Hardening the Big Knives in Pack Carburizing Process by Using Cow Bone as an Energizer [PDF]

open access: yesWarasan Witthayasat Lae Theknoloyi Mahawitthayalai Mahasarakham, 2020
The objective this research is to study the optimization of the factors between carburizing temperature and time that effect the mechanical properties of the hardened big knives in pack carburizing process.
Sombut Noyming
doaj  

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