Virat Special Steels is the leading Supplier & Stockiest of Din 2379 Steel.
Din 2379 Consolidates maximum wear resistance, great durability, exceptional front line maintenance and treating resistance 12 % ledeburitic chromium steel. It can be nitrided after special heat treatment. It can be utilized as threading rolls and dies, icy trimming, cutting and stamping tools for sheet thickness's up to 6 mm, accuracy cutting instruments for sheet thicknesses up to 12 mm.
Steel Properties
DIN 2379 steel is Cold Work Steel with High Carbon High Chromium contents. The Quality with high wear resistant and toughness properties due to Vanadium addition of 0.90% . Normally it supply condition is an Annealed and will offer hardness to reach 57-59 HRC. It can be machinable in the annealed condition.DIN 2379 is the superior steels than D3 due to high alloys properties.
Physical Properties
Coefficient of thermal expansionat °C 20-100 20-200 20-300 20-400 10-6 m/(m*K) 10.6 11.5 11.8 12.3
Thermal Conductivity at °C 20 350 700 W/(m*K) 16.7 20.5 24.2
Application
DIN 2379 tool steel applicable for cold stamping or forming dies, cold forming rolls, Chipper knives, Punches, slitters, shear blades, tools, tyre shredders, trimming, cutting Threading Dies , stamping tools Etc.
Heat Treatment
Soft annealing °C Cooling Hardness HB 840 - 870 Furnace max. 250
Stress-relief annealing °C Cooling approx. 660-710 Furnace
Hardening °C Quenching Hardness after quenching HRC 1000-1050 Air, oil or saltbath, 500-550 °C 63
Tempering °C after quenching 100 200 300 400 500 525 550 600 HRC 64 61.5 58.5 58.5 59 60 57 50
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