Mat.No. 1.2243, DIN 61CrSiV5

Designation by Standards

Chemical Composition (in weight %)

Description
Low alloyed cold working tool steel.

Applications
Cold milling rolls, measuring tools, milling cutters, drills, files, etc. 

Physical properties (avarage values) at ambient temperature
Modulus of elasticity [10³ x N/mm²]: 210 
Density [g/cm³]: 7.70
Thermal conductivity [W/m.K]: 20.0 
Electric resistivity [Ohm mm²/m]: 0.65
Specific heat capacity[J/g.K]: 0.46

Coefficient of Linear Thermal Expansion 10^-6 oC^-1

Continuous Cooling Transformation (CCT) Diagram

Time-Temperature Transformation (TTT) Diagram

Soft Annealing
Heat to 700-740^oC, cool slowly.

Hardening
Harden from a temperature of 850-880^oC followed by oil quenching.

Tempering
Tempering temperature: 180-300^oC.

Forging
Hot forming temperature: 1050-900^oC. 

Machinability
Please ask.

Disclaimer
The information and data presented herein are typical or average values and are not a guarantee of maximum or minimum values. Applications specifically suggested for material described herein are made solely for the purpose of illustration to enable the reader to make his own evaluation and are not intended as warranties, either express or implied, of fitness for these or other puposes. There is no representation that the recipient of this literature will receive updated editions as the become available.