Results 51 to 60 of about 49,004 (210)

Electrode carrying wire for GTAW welding [PDF]

open access: yes, 1990
A welding torch for gas tungsten arc welding apparatus has a hollow tungsten electrode including a ceramic liner and forms the filler metal wire guide.
Dyer, Gerald E., Morgan, Gene E.
core   +1 more source

Measuring the process efficiency of controlled gas metal arc welding processes [PDF]

open access: yes, 2011
The thermal or process efficiency in gas metal arc welding (GMAW) is a crucial input to numerical models of the process and requires the use of an accurate welding calorimeter.
Colegrove, Paul A.   +5 more
core   +1 more source

Mechanochemically Synthesized Transition Metal Carbide Fillers for Coating Metallic Bipolar Plates in Proton Exchange Membrane Fuel Cells

open access: yesEnergy Technology, EarlyView.
Mechanochemically synthesized Cr3C2 and Mo2C, incorporated in a polyurethane‐based binder matrix, and applied to stainless steel, show the lowest contact resistance. The Cr3C2 coating provides good corrosion performance, while the Mo2C coating is unable to protect the metal from corrosion.
Jil Meyers   +3 more
wiley   +1 more source

Use of Cold Plasma for Phytosanitation and Decontamination of Food Products: A Review

open access: yesFuture Postharvest and Food, EarlyView.
Applications of cold plasma in food industry. ABSTRACT Consumers are increasingly demanding healthy and nutrient‐rich food. Although conventional thermal processing techniques (pasteurization, sterilization, and blanching) ensure food safety and extend shelf life, they often negatively impact nutritional value and sensory quality, and they also consume
Chandel Anu   +2 more
wiley   +1 more source

Recycling‐Induced Copper Contamination of a 42CrMo4 Quench and Tempering Steel—Scaling and Susceptibility to Hot Shortness

open access: yessteel research international, EarlyView.
In this study, the susceptibility to copper‐induced hot shortness of the alloy 42CrMo4 is investigated by different hot tensile tests, as well as by a detailed analysis of the formed oxidation products. While an enrichment of metallic copper and a penetration of the grain boundaries are observed, no critical reduction of the tensile test properties can
Alexander Gramlich   +6 more
wiley   +1 more source

Influence of Gravity on Molten Pool Behavior and Analysis of Microstructure on Various Welding Positions in Pulsed Gas Metal Arc Welding

open access: yesApplied Sciences, 2019
This study performed welding on various welding positions in the flat, overhead, and vertical down positions using a pulsed gas metal arc welding (P-GMAW) process.
Jin-Hyeong Park   +3 more
doaj   +1 more source

Welding torch gas cup extension [PDF]

open access: yes, 1988
The invention relates to a gas shielded electric arc welding torch having a detachable gas cup extension which may be of any desired configuration or length. The gas cup extension assembly is mounted on a standard electric welding torch gas cup to enable
Gordon, Stephen S.
core   +1 more source

Influence of Higher Tramp Element Level on the Weldability of Automotive Steels

open access: yessteel research international, EarlyView.
The use of green recycled steels is constantly expanding in the automotive industry. The increase in tramp elements resulting from the recycling of steel is problematic. Tramp elements can lead to a negative influence on the weldability. To understand the influence, the welding properties of three green steels are characterized. The potential limits of
Elias Gebhard Vogt   +6 more
wiley   +1 more source

Derivation of forces acting on the liquid weld metal based on arc pressure measurements produced using alternating shielding gases in the GTAW process [PDF]

open access: yes, 2013
As part of an ongoing process to fully evaluate the effects of an alternating shielding gas supply on the gas tungsten arc and gas metal arc welding processes, a comparison between arc pressures produced using argon, helium, alternating gases and GTAW-P ...
Campbell, Stuart   +2 more
core  

Recycling End‐of‐Life Solid Oxide Cell Interconnect Assemblies into Commercial‐Grade AISI 304 Stainless Steels

open access: yessteel research international, EarlyView.
This study validates a recycling pathway for converting interconnect assemblies from end‐of‐life SOC stacks into commercial‐grade AISI 304 steels. Using scrap‐based steelmaking operations, austenitic cast steels with <4.0% δ‐ferrite are successfully produced.
Jeraldine Lastam   +7 more
wiley   +1 more source

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