Microstructure

Effect of Hot Rolling on the Microstructure and Shape Memory Effect of a NiTiHf High Temperature Shape Memory Alloy

Among NiTi based high temperature shape memory alloys, NTiHf has received much attention due to high phase transformation temperatures, good thermal…

The effect of the Microstructure and Chemical Compositions on the Glass Dies life

Cast irons are commonly used as mold material in the production of glass materials Since growth and scaling are the main failure mechanisms that limi…

Friction Stir Welding of AZ31 Magnesium Alloy

Friction stir welding FSW is a novel solid state welding process for joining metals and alloys This process is based on inserting a rotating tool to…

Investigation of Manufacturing Conditions of Powder Metallurgy Parts with Control of Microstructure and Mechanical Properties

In the present work, two kinds of steel powder were Distaloy HP 1 & Ultrapac LA selected and subjected to powder metallurgy processing For Ultrapac L…

The Effect of Machining on the Microstructure in Hybrid Welding/Milling based Rapid Prototyping.

A hybrid RP process, based on welding and milling shows good promise to produce dense, and dimensionally accurate metallic parts and tools In this pa…

Fabrication of a (Ti,Hf)-Rich NiTiHf Alloy Using Graphitic Mold and Crucible

In this research, fabrication of a Ti,Hf rich NiTiHf by using VIM process and a graphitic crucible was investigated For this purpose, several casts w…

Heat Treatment of a (Ti,Hf)-Rich NiTiHf High Temperature Shape Memory Alloy

NiTiHf alloys are known as one of the most promising groups of shape memory alloys for operating at temperatures above 100 ºC In this paper, effect o…

Investigation of Weldability of Nichrome Alloy and Metallurgical Effects of Welding Parameters on Nichrome Using TIG Welding Process

This study is about weldability of nichrome 8020 alloy which has been welded by TIG welding process Generally, nichrome series alloys are used as hea…