Springs are widely used as vibration absorbing, energy storing parts and fastners are widely used in many engineering-related applications that mechanically join or fix two or more objects together.
Spring and fasteners are constructed from any of the following materials:
a. Stainless steel
b. Carbon steel
Spring and fastner surface can be powder coated and Dacromet coated. The former treatment method can pass 24-96 hours salt spray test and the latter can pass 400-1200 hours.