Instrumental coil rectangular wire are manufactured according to international standard ISO 10243. Manufactured instrumental spring of high-quality spring steel 51CrV4 that provides durability and stable resilience across multiple cycles of spring.
Instrumental springs are classified by color depending on the hardness: Green - low load, Blue - medium load, Red - high load, Yellow - ultra high load.
The company PKDZ offers a wide choice of springs of rectangular section. Available in all colors and sizes according to the catalogue.