Which assembly method is used most in assembly?

Mechanical fastening is the most commonly used assembly method because it involves the use of fasteners such as bolts, screws, nuts, and washers to join two or more parts together securely. This method is favored for several reasons.

Firstly, mechanical fastening allows for disassembly, making it easy to replace or repair components without damaging them or the overall assembly. This characteristic is crucial in industries where maintenance and part replacement are frequent.

Additionally, mechanical fasteners provide immediate strength upon installation, ensuring the components are held together firmly without requiring additional curing time, as seen in other methods like adhesive bonding.

The versatility of mechanical fastening also plays a significant role; it can be applied across various materials including metals, plastics, and composites, making it applicable in many different industries such as automotive, aerospace, and construction.

In contrast, while welding, soldering, and adhesive bonding are useful assembly techniques in specific applications, they often lack the disassembly advantage and immediate strength that mechanical fastening provides, thus limiting their general use in broader assembly contexts.