HAIFEI Welder Blog
What is diffusion welding? [DW01]
Diffusion welding, or diffusion bonding, is a kind of solid-state joining method which uses indirect heat energy as energy source. It can make the surface of welding parts produce small plastic deformation under certain temperature and pressure, and realize large area close contact. The metallurgical bonding of the weldments is realized by the mutual diffusion of atoms between the contact surfaces and the interface migration. Diffusion welding is regarded as a high precision joining technique, also referred to as diffusion bonding.
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Equipment and Materials Used in Resistance Spot Welding [SPW01]
Resistance spot welding requires specialized equipment and materials to facilitate the precise and efficient joining of metal components. The primary components of a resistance spot welding system include welding electrodes, a power supply, and a control unit. The welding electrodes, typically made of copper alloys, apply pressure to the metal sheets and conduct the electrical current necessary for generating heat at the welding points.
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What is seam welding? [SW01]
Seam welding operates under the principle of coalescence, uniting two metal sheets or workpieces through a series of overlapping spot welds.
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