Forming & Blanking

V’1.2767

Cold work tool steel with very good toughness due to the high nickel content.

Chemical Composition

NO DIN C Si Mn Si Cr Mo Ni S P
V’1.2767 X45NiCrMo4 0,40-0,50 0,20-0,50 0,10-0,40 1,20-1,50 0,15-0,35 3,80-4,30 Max 0,05 Max 0,025

Material Properties

  • Very good toughness.
  • Very good machinability.
  • Good polishability,
  • No secondary peak at tempering
  • Not suitable for coating.

Applications

  • Industrial knives.
  • Guillotine and press brake blades.
  • Recycling tools and knives.
  • Cutlery dies.
  • Metallic coins dies.
  • High deformation rate cold forming dies.
  • Fastener industry.

Heat Treatment

HEAT TREATMENT TEMPERATURE
Soft Annealing 600-650°C
Stress Relieving 600-650°C
Hardening 840-870°C
Tempering 150-600°C

Physical Properties

20°C 100°C 200°C 300°C 500°C
Elastic Modulus [kN/mm²] 215 - 198 - 179
Thermal Expansion Coefficient [10ˉ6/K] - 11,0 12,2 - 13,7
Thermal Conductivity [W/mK] 31 - 32,0 - 32,0

Delivery Condition

285 HB, Soft Annealed.

Tempering Graph