Results 41 to 50 of about 48,449 (264)

Establishment on the chloride resistant clad rebar weld process in simulated seawater

open access: yesCase Studies in Construction Materials
To enhance the weld process of the new type of clad rebar construction in the marine environment, the weld process of the clad rebar was established. Four different weld processes were used to weld the clad rebars. The microscopy of the welded joints was
Zecheng Zhuang   +9 more
doaj   +1 more source

Effect of shielding gas parameters on weld metal thermal properties in gas metal arc welding [PDF]

open access: yesThe International Journal of Advanced Manufacturing Technology, 2015
This study considered the effect of shielding gas parameters (composition, supply method and flow rate) on the post weld thermal properties (thermal expansion, specific heat capacity, thermal diffusivity and thermal conductivity) of the weld metal in gas metal arc welding.
Ley, F.H.   +3 more
openaire   +3 more sources

Study of the Effect of Process Parameters and Heat Treatment on the Formation and Evolution of Directed Energy Deposition of IN718‐CuCrZr Interface

open access: yesAdvanced Engineering Materials, EarlyView.
Bimetallic structures of Inconel 718 and CuCrZr are fabricated using the laser powder directed energy deposition method. The study reveals a strong dependence of interface characteristics such as width and interfusion on processing and heat treatment strategies.
Hamidreza Javidrad, Bahattin Koc
wiley   +1 more source

Comparative study of electrogas and shielded metal arc welding processes on steel A537 welded joints

open access: yesMaterials Research Express
In this research, the electro-gas welding process was compared with a shielded metal arc welding process for welding steel A573 from a mechanical properties point of view.
Mahmoud Abbas   +3 more
doaj   +1 more source

Effect of GTAW on the Tensile Strength and Hardness of Mild Steel

open access: yesAnnals of "Dunarea de Jos" University of Galati, Fascicle XII, Welding Equipment and Technology, 2022
Gas tungsten metal arc welding (GTAW) is used to study the effect of the base metal thickness, welding current and welding speed on the tensile strength and hardness of mild steel welding.
S. Elfallah
doaj   +1 more source

Additive Processing of Ti‐17 by Wire Arc Directed Energy Deposition: An Investigation of the Microstructure and Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
This study focuses on processing the titanium alloy Ti‐17 using wire arc directed energy deposition (waDED), with an emphasis on the microstructure and mechanical properties. The waDED typical heat‐affected zone banding is characterized and related to the local mechanical properties.
Alexander Wenda   +7 more
wiley   +1 more source

Welding of Large Thickness Super Duplex Stainless Steel: Microstructure and Properties

open access: yesMetals, 2021
In this study, Submerged Arc Welding (SAW) and Gas Metal Arc Welding (GMAW) processes were used in multi-pass welding of 33 mm thickness super duplex stainless steel plates.
Maria Asuncion Valiente Bermejo   +3 more
doaj   +1 more source

Self-clamping arc light reflector for welding torch [PDF]

open access: yes, 1987
This invention is directed to a coaxial extending metal mirror reflector attached to the electrode housing or gas cup on a welding torch. An electric welding torch with an internal viewing system for robotic welding is provded with an annular arc light ...
Gordon, Stephen S.
core   +1 more source

Perbandingan Hasil Pengelasan GMAW dan FCAW pada Welding Repair Propeller Berbahan Kuningan [PDF]

open access: yes, 2023
Propeller merupakan sebuah komponen yang memiliki fungsi untuk menghasilkan gaya dorong dimana gaya dorong tersebut digunakan untuk maju atau mundurnya sebuah kapal. Seiring berjalannya waktu, tidak sedikit ditemukan kerusakan-kerusakan yang terjadi pada
Dwisetiono, Dwisetiono   +1 more
core   +1 more source

A Novel Simplified Approach to Physically Simulate Wire‐Arc Directed Energy Deposition Conditions

open access: yesAdvanced Engineering Materials, EarlyView.
Scarcity of specialized titanium alloy wires and high experimental wire production costs impedes wire‐arc directed energy deposition (waDED) adoption in industry. A novel, wireless approach is introduced to accelerate and economize titanium alloy development.
Martin Klein   +4 more
wiley   +1 more source

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