AWS ENiCrFe-2 vs. R30012 Cobalt

AWS ENiCrFe-2 belongs to the nickel alloys classification, while R30012 cobalt belongs to the cobalt alloys. There are 19 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is AWS ENiCrFe-2 and the bottom bar is R30012 cobalt.

AWS ENiCrFe-2 (W86133) Weld Metal UNS R30012 Co-Cr-W Alloy

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		190
Elastic (Young's, Tensile) Modulus, GPa		220

Elongation at Break, %		28
Elongation at Break, %		1.0

Poisson's Ratio		0.3
Poisson's Ratio		0.28

Shear Modulus, GPa		74
Shear Modulus, GPa		86

Tensile Strength: Ultimate (UTS), MPa		790
Tensile Strength: Ultimate (UTS), MPa		830

Thermal Properties

Latent Heat of Fusion, J/g		310
Latent Heat of Fusion, J/g		320

Melting Completion (Liquidus), °C		1390
Melting Completion (Liquidus), °C		1470

Melting Onset (Solidus), °C		1350
Melting Onset (Solidus), °C		1280

Specific Heat Capacity, J/kg-K		450
Specific Heat Capacity, J/kg-K		440

Thermal Expansion, µm/m-K		12
Thermal Expansion, µm/m-K		12

Otherwise Unclassified Properties

Density, g/cm³		8.5
Density, g/cm³		8.8

Embodied Carbon, kg CO₂/kg material		11
Embodied Carbon, kg CO₂/kg material		8.3

Embodied Energy, MJ/kg		160
Embodied Energy, MJ/kg		120

Embodied Water, L/kg		260
Embodied Water, L/kg		480

Common Calculations

Stiffness to Weight: Axial, points		13
Stiffness to Weight: Axial, points		14

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		23

Strength to Weight: Axial, points		26
Strength to Weight: Axial, points		26

Strength to Weight: Bending, points		22
Strength to Weight: Bending, points		22

Thermal Shock Resistance, points		24
Thermal Shock Resistance, points		23

Alloy Composition

Carbon (C), %		0 to 0.1
Carbon (C), %		1.4 to 2.0

Chromium (Cr), %		13 to 17
Chromium (Cr), %		27 to 32

Cobalt (Co), %		0 to 0.12
Cobalt (Co), %		47.5 to 64.1

Copper (Cu), %		0 to 0.5
Copper (Cu), %		0

Iron (Fe), %		0 to 12
Iron (Fe), %		0 to 3.0

Manganese (Mn), %		1.0 to 3.5
Manganese (Mn), %		0

Molybdenum (Mo), %		0.5 to 2.5
Molybdenum (Mo), %		0 to 1.0

Nickel (Ni), %		62 to 85
Nickel (Ni), %		0 to 3.0

Niobium (Nb), %		0.5 to 4.0
Niobium (Nb), %		0

Phosphorus (P), %		0 to 0.030
Phosphorus (P), %		0

Silicon (Si), %		0 to 0.75
Silicon (Si), %		0 to 2.0

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

Tungsten (W), %		0
Tungsten (W), %		7.5 to 9.5

Residuals, %		0 to 0.5
Residuals, %		0