Traditional Materials

These are the traditional materials used in our various types of spring:
tension springs, compression springs, flat springs, torsion springs, and shaped springs.

STAINLESS STEEL
N. Werkstoff Abbreviated description
1.4016 EN 10088-3 (AISI 430)
1.4016 EN 10151 (AISI 430)
1.4021 EN 10151 (AISI 420)
1.4301 EN 10088-3 (AISI 304)
1.4310 EN 10270-3 (AISI 302)
1.4310 EN 10151 (AISI 301)
1.4401 EN 10270-3 (AISI 316)
1.4404 EN 10088 (AISI 316L)
1.4541 EN 10088-3 (AISI 321)
1.4568 EN 10270-3 (AISI 631)
ANNEALED STEEL
N. Werkstoff Abbreviated description
1.7117 EN 10089 – 52SiCrNi5+S
1.8159 EN 10089 – 51CrV4+S
Copper alloys
N. Werkstoff Abbreviated description
2.0065 EN 1652 Cu-ETP (Copper)
2.0280 EN 1652 CuZn33 (Brass)
2.0321 EN 1652 CuZn da 30 a 37 (Brass)
2.0740 Alpacca UNS C75600
2.1020 EN 1652 CuSn6 (Phosphor bronze)
2.0280 EN 1652 CuZn33 (Brass)
2.1247 EN 1654 CuBe2 (Beryllium copper)
STEEL WITH MEDIUM/HIGH CARBON CONTENT
N. Werkstoff Abbreviated description
1.12X1 EN 10270-1-SM
1.12X2 EN 10270-1-SH
1.12X3 EN 10270-1-DH
1.0540 EN 10083-2 – C50
1.1248 EN 10083-2 – C60
1.1231 EN 10132-4 – C67S
1.1231 EN 10132-4 – C75S
PRE-HARDENED STEEL
N. Werkstoff Abbreviated description
1.12X4 EN 10270-2 FDSiCr
1.12X5 EN 10270-2 TDSiCr
1.12X6 EN 10270-2 VDSiCr