COLD WORK STEEL D 3

Cold work steel additionally know as DIN 1.2080 (Werkstoff) and JIS SKD1, is a 12% chrome compound steel. D3 cold work steel has high wear resistance against abrasive and adhesive wear because of the high volume of hard carbides in the steel matrix, medium toughness, dimensionally stable, high compressive strength, not secondary hardenable. D3 cool works is oil-extinguished; however little segments can be gas extinguished after austenitization utilizing vacuum. Thus, instruments made with type D3 cold work device steel have a tendency to be brittle during hardening.

Chemical Composition

Element Min Max
Carbon, C 1.90 2.20
Manganese, Mn 0.15 0.45
Silicon, Si 0.10 0.40
Molybdenum, Mo
Chromium, Cr 11.00 12.00
W
V
Co

PHYSICAL PROPERTIES

Properties Metric Imperial
Density 7.7 × 1000 kg/m³ 0.278 lb/in3
Manganese, Mn 0.15 0.45
Silicon,Si 0.10 0.40

MECHANICAL PROPERTIES

Properties Metric Imperial
Izod impact unnotched 7.7 x 1000 kg/m3 28.0 J
Poisson’s Ratio 0.27–0.30 0.27–0.30
Elastic Modulus 190–210 GPa 27557–30457 ksi

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