Products

COLD WORK STEEL

  

Shape :
Grade :

Standards

AISI D3

HCHCR-D3

DIN 2080

AFNOR Z210CW12-01
X210CrW12
C 2.00 Si 0.30 Mn 0.30 Cr 12.00
Virat Special Steels AISI D3

Virat Special Steels is the biggest & leading Supplier & Stockiest of AISI D3 Steel.
AISI D3 Having 12 % ledeburitic chromium tool steel with great wears resistance
Basically utilized as cutting tools for sheets up to 4 mm thickness, trimming dies, blanking dies for paper and plastics, shear cutting edges and rotational shear edges for sheet thicknesses up to 2 mm.

Steel Properties

AISI D3 Steel having properties of High Carbon 2% and High chromium 12 % tool steel with high wear resistance. Its supply condition is normally annealed to easy machining which recommended hardness is 57-58 HRC after making the dies & tools.

Physical Properties
Coefficient of thermal expansionat °C 20-100 20-200 20-300 20-400 20-500 20-600 20-700
10-6 m/(m*K) 10.7 11.6 12.3 12.6 12.9 13.2 13.3
Thermal Conductivity at °C 20 350 700
W/(m*K) 16.6 20.5 24.3
Application

AISI D3 is used in cold Dies & tooling application that required the achievement of high degree of accuracy in hardening & tempering, such as dies drawing, forming cold rolls, powder metal tooling and blanking and trimming dies, blanking dies for paper and plastics, shear blades , cold die punches , Ejector pins etc.

Heat Treatment
Soft annealing °C Cooling Hardness HB
810 - 850 Furnace max. 250
Stress-relief annealing °C Cooling
approx. 670-720 Furnace
Hardening °C Quenching Hardness after quenching HRC
940 – 970 Oil 64.5
950-980 Air (up to 30 mm thickness) 64.5
Tempering °C after Quenching 100 200 300 400 500 600
HRC 63.5 61.5 58 57.5 55 47
D3 Steel
DIN 2080