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AISI T6
Category Steel
Class Tool steel
Type Tungsten high speed steel
Designations  United States: ASTM A600 , FED QQ-T-590 , UNS T12006

Composition
ElementWeight %
C  0.75-0.85 
Mn  0.20-0.40 
Si  0.20-0.40 
Cr  4.00-4.75 
Ni  0.3 
Mo  0.40-1.00 
W  18.50-21.00 
V  1.50-2.10 
Co  11.00-13.00 
Cu  0.25 
P  0.03 
S  0.03 

Mechanical Properties
Properties Conditions 
T (°C)Treatment
Density (×1000 kg/m3) 8.89 25  
Poisson's Ratio 0.27-0.30 25  
Elastic Modulus (GPa) 190-210 25  
Glossary