UNS R30016 Co-Cr-W Alloy
Cobalt Alloys
Property Overview
Density8.5g/cm³
Elastic Modulus220GPa
Tensile Strength1010MPa
Yield Strength580MPa
Brinell HardnessUnknown
Maximum Service TemperatureUnknown
Chemical Composition
C
0.9 to 1.4%
CR
28 to 32%
NI
0 to 3.0%
MO
0 to 1.5%
MN
0.5 to 2.0%
SI
0.2 to 2.0%
CO
49.6 to 66.9%
W
3.5 to 5.5%
FE
0 to 3.0%
Mechanical
Compressive (Crushing) Strength
1600 MPa
Elastic (Young's, Tensile) Modulus
220 GPa
Elongation at Break
8.4 %
Fatigue Strength
290 MPa
Flexural Strength
2360 MPa
Impact Strength: V-Notched Charpy
8.0 J
Poisson's Ratio
0.28
Reduction in Area
8.0 %
Shear Modulus
85 GPa
Tensile Strength: Ultimate (UTS)
1010 MPa
Tensile Strength: Yield (Proof)
580 MPa
Hardness
Rockwell C Hardness
37
Physical
Density
8.5 g/cm 3
Thermal
Latent Heat of Fusion
320 J/g
Melting Completion (Liquidus)
1360 °C
Melting Onset (Solidus)
1270 °C
Specific Heat Capacity
450 J/kg-K
Thermal Conductivity
15 W/m-K
Thermal Diffusivity
3.9 mm 2 /s
Thermal Expansion
14 µm/m-K
Thermal Shock Resistance
24 points
Electrical
Electrical Conductivity: Equal Volume
1.9 % IACS
Electrical Conductivity: Equal Weight (Specific)
2.0 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
72 MJ/m 3
Resilience: Unit (Modulus of Resilience)
770 kJ/m 3
Stiffness to Weight: Axial
14 points
Stiffness to Weight: Bending
24 points
Strength to Weight: Axial
33 points
Strength to Weight: Bending
26 points
Environmental
Embodied Carbon
7.7 kg CO 2 /kg material
Embodied Energy
110 MJ/kg
Embodied Energy
110 MJ/kg 46 x 10 3 BTU/lb
Embodied Water
500 L/kg
Embodied Water
500 L/kg 60 gal/lb
Registered Designations & Aliases
R30016UNS R30016 Co-Cr-W Alloy