Forming & Blanking

TC-379

One of the most common cold work tool steel, good combination of high wear resistant and Good enough toughness.

Chemical Composition

NO DIN C Si Cr Mo V Mn S P
V’1.2379 X153CrMoV12 1,45-1,60 0,10-0,60 11,00-13,00 0,70-1,00 0,70-1,00 0,20-0,60 Max 0,05 Max O,025

Material Properties

  • High abrasive wear resistant.
  • Good adhesive wear resistance.
  • High compressive strength.
  • Good enough toughness for common blanking applications.
  • Good for high temperature tempering.
  • Very good coating results if the appropriate heat treatment is applied.
  • Suitable for sub-zero degree operations.
  • Good dimensional stability during heat treatment.

Applications

  • Forming, blanking dies
  • Deep drawing dies,
  • Shearing dies and tools.
  • Profile rolls and tools.
  • Die and punches manufacturing.
  • Stone crushing balls.
  • Industrial knives.
  • Hand knives.

Heat Treatment

HEAT TREATMENT TEMPERATURE
Soft Annealing 820-850°C
Stress Relieving 600-650°C
Hardening 1000-1050°C
Tempering 500-560°C

Physical Properties

20°C 100°C 200°C 300°C 350°C 400°C
Elastic Modulus [kN/mm²] 210 - - - - -
Thermal Expansion Coefficient [10ˉ6/K] - 10,5 11,5 11,9 - 13,0
Thermal Conductivity [W/mK] 16,7 - - - 20,5 -

Delivery Condition

255 HB, Soft Annealed.

Tempering Graph