HABA K52 is a extremely low-tension engineering steel which is specially low-tension annealed at HABA and is easy to weld. It is used for intensively processed machine components of all kinds where a high degree of dimensional stability is required.
Thickness | grinded ≤Ra1.6 (N7) |
Tolerance | +0.25/0 mm |
Parallelism | ≤0.05 mm |
Evenness | ≤0.2 mm |
Length/width | Ra6.3-12.5 cut with a precision circular saw |
HABA standard tolerance | nominal size +1.0/0 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 | 470-630 (N/mm2) |
Yield strength ReH | 295-355 (N/mm2) |
Breaking strain (Lo = 5 do) A5 | 17-22 % |
Impact energy AV (J) | ≥27, test temp. -20°C |
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) |