COLD WORK TOOL STEEL A2

A2 is warmth treatable and will offer a hardness in the extent 57-62 HRC. Grade A2 steel conveys great toughness with medium wear resistance and is generally simple to machine. Tool Steels A2 are utilized as a part of numerous applications which require great wear resistance and in addition great strength.

A2 tool steel gives a compelling blend of quality and toughness, device execution, cost, and a wide variety of product forms. It’s widely demanded and we are professional supplier this kind of A2 steel materials as your different requirements.




Chemical Composition


Element
%
C 0.95-1.05
Mn 1
Si 0.5
Cr 4.75-5.50
Ni 0.3
Mo 0.90-1.40
V 0.15-0.50
Cu 0.25
P 0.03
S 0.03

Physical Properties


Properties
Metric
Imperial
Density 7.86 g/cm3 0.284 lb/in3
Melting point 1424°C 2595°F

Mechanical Properties


Mechanical Properties
Metric
Imperial
Hardness, Rockwell C (as air-hardened (63-65 HRC average), 60-62 HRC at 205°C, 59-61 HRC at 260°C, 58-60 HRC at 315°C, 57-59 HRC at 370°C and 425°C and 480°C, 56-58 HRC at 540°C, 50-52 HRC at 595°C, 42-44 HRC at 650°C) 64 64
Bulk modulus (typical for steels) 140 GPa 20300 ksi
Machinability (based on carbon tool steel) 65% 65%
Shear modulus 78.0 GPa 11300 ksi
Poisson's ratio 0.27-0.30 0.27-0.30
Elastic modulus 190-210 GPa 27557-30457 ksi

Thermal Properties


Properties
 
Conditions
 
T (°C)Treatment
Thermal expansion10.7 x 10-6/ºC20-100-


Features


   Heat Treatment

   Forging

   Annealing

   Cold Working

   Welding

   Tempering

   Forming

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