MATERIALS
Types of materials used to make the springs:
- UNI EN 10270-1 = SM, DM, DH PHOSPHATED, GALVANIZED, ZINC-ALUMINIUM
- CLASS II
- UNI EN ISO 6931-1 = 1.4310 (AISI 302), 1.4401 (AISI 316) AND, ON REQUEST, ALL TYPES OF STAINLESS STEEL
- COPPER, PHOSPHORUS BRONZE, BRASS, GALVANIZED IRON
- HARDENED CARBON STEEL AND HARDENABLE C67, C75,51CRV4
- AAISI STAINLESS STEEL 301,304,316 IN VARIOUS RESISTANCES
- COPPER, PHOSPHORUS BRONZE, OTTONE,ALLUMINIO,FERRO