Electrical contacts can be used to welding or riveting. If used to be riveted, the length of the shank should be 0.5mm – 0.8mm higher than the thickness of the riveting part,to ensure the riveting strength.

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Riveting is to use a metal cylinder or metal tube (rivet) with a slightly smaller diameter than the perforation, passing through the workpiece to be riveted.

Following my country's science and technology, many occupations have quickly carried out, especially the hardware profession, next we talk about the characteristics of beryllium copper: