Recent developments in the design, development, and analysis of the influence of external magnetic-field on gas-metal arc welding of non-ferrous alloys: review on optimization of arc-structure to enhance the morphology, and mechanical properties of welded joints for automotive applications. [PDF]
Heliyon, 2022 Sharma P +9 more
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Characteristics and performance of the variable polarity plasma arc welding process used in the Space Shuttle external tank [PDF]
Significant advantages of the Variable Polarity Plasma Arc (VPPA) Welding Process include faster welding, fewer repairs, less joint preparation, reduced weldment distortion, and absence of porosity.
Hung, R. J., Lee, C. C., Liu, J. W.
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Helium additions to MIG shielding gas - an economic option? [PDF]
, 2011 An investigation has been carried out to establish the technical and economic benefits of adding two levels of helium to a normal shielding gas. Technically no adverse issues were established using the two levels of helium, and the most significant ...
Galloway, Alexander +2 more
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Grain refinement control in TIG arc welding [PDF]
, 1975 A method for controlling grain size and weld puddle agitation in a tungsten electrode inert gas welding system to produce fine, even grain size and distribution is disclosed.
Iceland, W. F., Whiffen, E. L.
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TechnologiesMetal additive manufacturing techniques have seen technological advancements in recent years, fueled by their ability to provide industrial use parts with excellent mechanical properties.
Joel Sam John, Salman Pervaiz
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Discover MaterialsThis study investigates the effect of welding parameters on the microstructural evolution and mechanical properties, such as tensile strength and hardness, in mild steel plates welded using gas metal arc welding (GMAW).
Muhammad Shafeek +3 more
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Екологічна складова дугового зварювання та напрямок її підвищення [PDF]
, 2014 Розглядається можливість підвищення екологічної чистоти дугових зварювальних процесів. Показано, що мінімальна маса шкідливих речовин виділяється при дуговому зварюванні під флюсом, однак технологічні особливості даного способу різко обмежують області ...
Мандрик, О. М. +1 more
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Vision-aided Monitoring and Control of Thermal Spray, Spray Forming, and Welding Processes [PDF]
, 1993 Vision is one of the most powerful forms of non-contact sensing for monitoring and control of manufacturing processes. However, processes involving an arc plasma or flame such as welding or thermal spraying pose particularly challenging problems to ...
Agapakis, John E., Bolstad, Jon
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Characterization of GMAW (Gas Metal Arc Welding) Penetration Using Ultrasonics. [PDF]
Materials (Basel), 2020 Zhang L +6 more
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Heat sink effects in variable polarity plasma arc welding [PDF]
The Space Shuttle External Tank is fabricated by the variable polarity plasma arc (VPPA) welding process. In VPPA welding, a noble gas, usually argon, is directed through an arc to emerge from the torch as a hot plasma jet.
Abdelmessih, Amanie N.
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