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What type of fastener is a rivet categorized as?

  1. A temporary fastener

  2. A permanent fastener

  3. An adjustable fastener

  4. A removable fastener

The correct answer is: A permanent fastener

Rivets are categorized as permanent fasteners because they create a lasting joint between components by deforming the rivet body during installation. This deformation locks the rivet in place, making it difficult or nearly impossible to disassemble without damaging the materials being joined. Once set, rivets cannot be easily removed, ensuring a solid and permanent bond that is capable of enduring significant stress and load. This characteristic distinguishes rivets from temporary fasteners, which are designed for easy assembly and disassembly, or adjustable and removable fasteners that allow for changing configurations without damage to the parts. The use of rivets is common in applications where structural integrity is paramount, such as in bridges, aircraft, and heavy machinery.