Normalised and additionally low-tension annealed case-hardened steel with excellent machinability and high dimensional stability. Suitable for mechanical engineering parts such as gear wheels and gear parts with a hard, wear-resistant surface and a tough core.
|Thickness||grinded ≤Ra1.6 (N7)|
|Length/width||Ra6.3-12.5 cut with a precision circular saw|
|HABA standard tolerance||nominal size +0.8/+0.3 mm|
|Customer-specific tolerance||within a tolerance field of 0.4 mm|
|Surface refinement||All metallic and non-metallic coatings|
We also manufacture rolled and milled blanks on request as well as special thicknesses and tolerances.
|Tensile strength Rm||ca. 700 (N/mm2)|
|Yield strength Re||ca. 550 (N/mm2)|
|Breaking strain (Lo = 5 do) A5||9-11 %|
|Impact energy AV (J)||≥34|
|Brinell hardness (HB)||138-187|
|Thermal conductivity coefficient||35-45 (W/mK)|
|Thermal expansion coefficient||11-14 (10-6/K)|