Results 11 to 20 of about 9,566,751 (306)

Effect of Heat Treatment on the Microstructure and Mechanical Properties of a Ti-TiAl Laminate Composite

open access: yes, 2023
The effect of an innovative two-step heat-treatment process on the microstructure and mechanical properties of a Ti-TiAl laminate composite fabricated by hot-pack rolling was studied in this paper.
Ning Cui   +6 more
core   +1 more source

Corrosion of Metals and Nickel-Based Alloys in Liquid Bismuth–Lithium Alloy

open access: yesMetals, 2021
Bismuth–lithium alloys are considered as primary candidates for the reductive extraction step of on-line reprocessing of a molten salt reactor fuel.
Aleksandr V. Abramov   +6 more
doaj   +1 more source

COMPARATIVE ANALYSIS OF COMPLEX MECHANICAL PROPERTIES OBTAINED IN TESTS ON FINISHED BOLTS AND TURNED SAMPLES

open access: yesNauka ta progres transportu, 2015
Purpose. The purpose of the work is provided by the system experimental study of the effect of strengthening the level of the ratio of complex mechanical properties of the finished bolts and peeled samples and analysis of the data on the basis of ...
Y. P. Gul   +3 more
doaj   +1 more source

Effect of post weld heat treatment on weld metal microstructure and hardness of HFCA-TIG welded ASTM-B670 high temperature alloy joints

open access: yesJournal of Alloys and Metallurgical Systems, 2023
In this investigation, the effect of post weld heat treatment (PWHT) conditions on weld metal (WM) microstructure and hardness of ASTM B670 alloy joints are studied for gas turbine engine applications.
Tushar Sonar   +7 more
doaj   +1 more source

Effect of welding parameters on microstructure and tensile properties of CA-TIG welded AMS-5596 grade thin high temperature alloy sheets for gas turbine engine applications

open access: yesAdvances in Industrial and Manufacturing Engineering, 2021
This paper presents the influence of Constricted Arc TIG (CA-TIG) welding parameters specifically Main Current (MC), Arc Constriction Current (ACC), ACC Frequency (ACCF) and Constricted Arc Traverse Speed (CATS) on weld bead, microstructure and tensile ...
Tushar Sonar   +4 more
doaj   +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

Heat Treatment Effect on Microstructure Evolution in a 7% Cr Steel for Forging

open access: yes, 2020
Well-defined heat-treatment guidelines are required to achieve the target mechanical properties in high-chromium steels for forgings. Moreover, for this class of materials, the microstructure evolution during heat treatment is not clearly understood ...
Andrea Di Schino   +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  

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

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