1.2343 (X37CrMoV5-1) is a hot-work alloy steel with extra fine structure (homogeneous grain structure) for homogeneous properties. It exhibits high hot tensile strength and toughness, good thermal conductivity and insusceptibility to hot cracking. It can be water-cooled to a limited extent.
182 - 853 mm
Hardness, Brinell HB
230 [-] at 20 °C
Hardness, Rockwell C HRC
42 - 52 [-] at 20 °C
Tensile strength Rm
1320 - 1775 MPa at 20 °C
Coefficient of thermal expansion α
1.18E-5 1/K at 100 °C
for 20°C to the mentioned temperature
Thermal conductivity λ
26.8 W/(m·K) at 20 °C
As Thermodur 2343 EFS for your most challenging requirements
Soft annealing: 750-800°C (Cooling in furnace) - Stress-relief annealing 600-650°C (Cooling in furnace) - Hardening: 1000-1030°C and quenching in air, oil or hot bath T=500-550°C
This material data has been provided by Deutsche Edelstahlwerke Specialty Steel (DEW).