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Weldability of 440 MPa galvanized steel with inverter DC resistance spot welding process
Resistance spot welding SPRC440 SGARC440 Inverter DC spot welding system Lobe diagram
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2010/8/17
Resistance spot welding is a process that uses resistance Joule heat which occurs when a high current is applied with contact resistance that exists between metals and their specific resistance. This ...
Resistance spot welding of aluminum alloy sheet 5J32 using SCR type and inverter type power supplies
Welding Aluminium sheet metal Spot welding
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2009/12/3
Purpose: A characteristic was compared and analyzed between the lobe diagram of SCR type resistance spot welding and that of inverter type resistance spot welding of the aluminum alloy sheet 5J32 for ...
Effect of Coating Thickness on Electrode Life in the Spot Welding of Galvanized Steels
Galvanized steel Spot welding Coating thickness Nugget Electrode life
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2009/10/9
This study examined the effect of coating thickness on electrode life and nugget strength. Uncoated and galvanized steel sheets supplied from Ere˘gli Iron and Steel Factories Co. (Erdemir) with s...
In-Process Monitoring and Adaptive Control in Laser Micro-Spot Welding of Copper
Micro-spot welding of copper Combined laser beams In-process monitoring
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2009/6/9
A new procedure of in-process monitoring and adaptive control is developed for micro-spot welding of 0.1-mm-thick copper sheets with combined beams of an AO Q-switched second harmonic YAG laser and a ...
Comparison between AC and MF-DC resistance spot welding by using high speed filming
Welding Resistance spot welding Nugget formation
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2010/2/10
Purpose: In this work it will be carried through the filming of the formation and growth of the nugget in resistance spot welding executed in AC and MF. A comparison for same times in both the process...