A sealant shares the same attributes as an adhesive in that it must wet and bond to substrates. However, a sealant is primarily used to fill gaps and also ...

Threaded fasteners are the most common type of fasteners which include bolts and nuts. Bolts have external threads, and are accordingly used with internally ...

Welding is a materials joining process based on variety of techniques which involves applying local heat and, sometimes additionally or alternatively, pressure ...