Effects of Welding Parameters on Porosity Formation in Weld Beads of Galvanized Steel Pipes produced with Gas Metal Arc Welding
نویسندگان
چکیده
منابع مشابه
Cold lap formation in Gas Metal Arc Welding of steel
........ ............................................................................... VII Appended Publications ................................................................... IX Table of
متن کاملSelection Of Optimum Process Parameters Of Shielded Metal Arc Welding (SMAW) To Weld Steel Pipes By Design Of Experiments
The focus of this work is to design parameters for shielded metal arc welding to ensure continuous and leak proof joints. To achieve the object an attempt has been made to selected important welding parameters. The selected welding parameters are welding current, welding speed, electrode angle and electrode angle. The selection is purely based on field expert’s suggestions, literature Survey an...
متن کاملEffects of shielding gas compositions on arc plasma and metal transfer in gas metal arc welding
This article presents the effects of shielding gas compositions on the transient transport phenomena, including the distributions of temperature, flow velocity, current density, and electromagnetic force in the arc and the metal, and arc pressure in gas metal arc welding of mild steel at a constant current input. The shielding gas considered includes pure argon, 75% Ar, 50% Ar, and 25% Ar with ...
متن کاملControl of pulsed gas metal arc welding
This paper presents a control system for manual pulsed Gas Metal Arc Welding (GMAW). This system consists of a current controller, which makes it possible to shape the current during welding, and two important components, which are the key issues discussed in this paper. These components include an arc length controller and a metal transfer controller. The arc length controller is based on a no...
متن کاملDynamic Behaxior of Gas Metal Arc Welding
Gas Metal arc Welding (GMABQ has become the most addely used process for joining of steel plates due to its high productixity, simplicity of equipment and ease of use. Although the process of melting of the electrode and development of the weld deposit has been studied for 40 years, the dynamic nature of the process has not been studied in detail because accurate models are computationally inte...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Journal of the Korean Welding and Joining Society
سال: 2012
ISSN: 1225-6153
DOI: 10.5781/kwjs.2012.30.5.440