-
Article
Effects of Heat Treatment on the Mechanical Behavior of Udimet 720 Nickel-Based Superalloy
The microstructure formation influences the mechanical properties of the nickel-based superalloys. The presence of γ′ in the matrix leads to dramatic changes in mechanical properties. The characteristics of γ′, i...
-
Article
Effect of Heating Time on Thermomechanical Behavior of Friction-Welded A105 Bar to A312 Pipe Joints
The dissimilar materials of pipe component was produced between A105 forged steel and A312 stainless steel. In order to determine the superiority of the friction-welded component, its thermomechanical behavior...
-
Article
Microstructure and Mechanical Properties of Friction-Welded and Post-Heat-Treated Inconel 718
The joining of Alloy 718 using conventional welding techniques is not feasible due to the micro-fissuring and heat-affected zone cracking. There are very few joining methods available to produce successful joi...
-
Article
Creep Life Prediction of Alloy 718 for Automotive Engine Materials
This study was carried out to investigate the creep life at the high temperature of the Alloy 718 for automotive engine components using the initial strain parameter method (ISPM). Creep tests have performed a...
-
Article
Development of acoustic emission signal parameter and its application for strength estimation of friction welded joints
This study aimed to devise the new method for tensile strength online prediction by using the acoustic emission signals in friction welding process. To verify the effect of operation parameters on the tensile ...
-
Article
Creep life prediction for udimet 720 material using the initial strain method (ISM)
Despite of considerable research results of uniaxial tension creep available for superalloys, few studies have been made on high temperature creep using the Initial Strain Method (ISM). In this paper, the real...