R30016 Cobalt vs. AWS BNi-6

R30016 cobalt belongs to the cobalt alloys classification, while AWS BNi-6 belongs to the nickel alloys. There are 18 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is R30016 cobalt and the bottom bar is AWS BNi-6.

UNS R30016 Co-Cr-W Alloy AWS BNi-6 (N99700) Filler Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		220
Elastic (Young's, Tensile) Modulus, GPa		160

Poisson's Ratio		0.28
Poisson's Ratio		0.31

Shear Modulus, GPa		85
Shear Modulus, GPa		62

Tensile Strength: Ultimate (UTS), MPa		1010
Tensile Strength: Ultimate (UTS), MPa		450

Thermal Properties

Latent Heat of Fusion, J/g		320
Latent Heat of Fusion, J/g		260

Melting Completion (Liquidus), °C		1360
Melting Completion (Liquidus), °C		880

Melting Onset (Solidus), °C		1270
Melting Onset (Solidus), °C		880

Specific Heat Capacity, J/kg-K		450
Specific Heat Capacity, J/kg-K		480

Thermal Expansion, µm/m-K		14
Thermal Expansion, µm/m-K		9.8

Otherwise Unclassified Properties

Density, g/cm³		8.5
Density, g/cm³		8.2

Embodied Carbon, kg CO₂/kg material		7.7
Embodied Carbon, kg CO₂/kg material		9.4

Embodied Energy, MJ/kg		110
Embodied Energy, MJ/kg		130

Embodied Water, L/kg		500
Embodied Water, L/kg		210

Common Calculations

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		11

Stiffness to Weight: Bending, points		24
Stiffness to Weight: Bending, points		22

Strength to Weight: Axial, points		33
Strength to Weight: Axial, points		15

Strength to Weight: Bending, points		26
Strength to Weight: Bending, points		16

Thermal Shock Resistance, points		24
Thermal Shock Resistance, points		20

Alloy Composition

Aluminum (Al), %		0
Aluminum (Al), %		0 to 0.050

Carbon (C), %		0.9 to 1.4
Carbon (C), %		0 to 0.060

Chromium (Cr), %		28 to 32
Chromium (Cr), %		0

Cobalt (Co), %		49.6 to 66.9
Cobalt (Co), %		0 to 0.1

Iron (Fe), %		0 to 3.0
Iron (Fe), %		0

Manganese (Mn), %		0.5 to 2.0
Manganese (Mn), %		0

Molybdenum (Mo), %		0 to 1.5
Molybdenum (Mo), %		0

Nickel (Ni), %		0 to 3.0
Nickel (Ni), %		87.2 to 90

Phosphorus (P), %		0
Phosphorus (P), %		10 to 12

Selenium (Se), %		0
Selenium (Se), %		0 to 0.0050

Silicon (Si), %		0.2 to 2.0
Silicon (Si), %		0

Sulfur (S), %		0
Sulfur (S), %		0 to 0.020

Titanium (Ti), %		0
Titanium (Ti), %		0 to 0.050

Tungsten (W), %		3.5 to 5.5
Tungsten (W), %		0

Zirconium (Zr), %		0
Zirconium (Zr), %		0 to 0.050

Residuals, %		0
Residuals, %		0 to 0.5