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
  • Machined and engineered parts of all kinds
  • Jigs
  • Setting jigs

 

FINISHES

Thickness grinded ≤Ra1.6 (N7)
Tolerance +0.3/+0.2 mm
Parallelism ≤0.03 mm
Evenness ≤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)