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Stellite Alloy 6B is a wrought base-cobalt alloy. It is used in applications where wear, corrosion and high temperature resistance are needed. It is most commonly found in directional drilling tools, aerospace applications, valve parts, shaft sleeves and knives.

Component Elements Properties Percent
Cobalt balance
Nickel (maximum) 3%
Silicon (maximum) 2%
Iron (maximum) 3%
Manganese (maximum) 2%
Chromium 28-32%
Molybdenum (maximum) 1.5%
Tungsten 3.5-5.5%
Carbon .9-1.4%

Mechanical Properties (Min) (Solution Treated)

Property Value
Tensile Strength 130 ksi
Yield Strength at 0.2% Offset 70 ksi
Elongation in 4D 5%
Reduction of Area 7%