HABA CK45
1.1191
C45E+N
Unalloyed tempering steel
Heat treated and stress relieved steel by HABA with excellent workability and high dimensional stability. Suitable for intensively processed components, for medium stress in mechanical engineering, toolmaking and vehicle construction.
APPLICATIONS
- Base plates
- Straightening plates
- Table tops
- Tools
- Rack gears
- Jigs
- Setting jigs
FINISHES
| Thickness | grinded ≤Ra1.6 (N7) |
| Tolerance | +0.3/+0.2 mm |
| Parallelism | ≤0.03 mm |
| Flatness | ≤0.1 mm |
| 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.
TECHNICAL SPECIFICATIONS
| Tensile strength Rm | 560-620 (N/mm2) |
| Yield strength Re | 275-340 (N/mm2) |
| Breaking strain (Lo = 5 do) A5 | 14-16 % |
| Impact energy AV (J) | ≥25 |
| Brinell hardness (HB30) | 175-210 |
| Density | 7.85 kg/dm3 |
| E-module | ~210 kN/mm2 |
| Thermal conductivity coefficient | 35-45 (W/mK) |
| Thermal expansion coefficient | 11-14 (10-6/K) |
