N08221 Nickel vs. AWS ERNi-1

Both N08221 nickel and AWS ERNi-1 are nickel alloys. They have 45% of their average alloy composition in common. There are 20 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 N08221 nickel and the bottom bar is AWS ERNi-1.

UNS N08221 Nickel Alloy AWS ERNi-1 (N02061) Weld Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		200
Elastic (Young's, Tensile) Modulus, GPa		180

Elongation at Break, %		34
Elongation at Break, %		22

Poisson's Ratio		0.28
Poisson's Ratio		0.31

Shear Modulus, GPa		79
Shear Modulus, GPa		69

Tensile Strength: Ultimate (UTS), MPa		610
Tensile Strength: Ultimate (UTS), MPa		470

Thermal Properties

Latent Heat of Fusion, J/g		310
Latent Heat of Fusion, J/g		300

Melting Completion (Liquidus), °C		1440
Melting Completion (Liquidus), °C		1360

Melting Onset (Solidus), °C		1390
Melting Onset (Solidus), °C		1310

Specific Heat Capacity, J/kg-K		460
Specific Heat Capacity, J/kg-K		450

Thermal Expansion, µm/m-K		13
Thermal Expansion, µm/m-K		11

Otherwise Unclassified Properties

Base Metal Price, % relative		44
Base Metal Price, % relative		60

Density, g/cm³		8.3
Density, g/cm³		8.7

Embodied Carbon, kg CO₂/kg material		7.9
Embodied Carbon, kg CO₂/kg material		11

Embodied Energy, MJ/kg		110
Embodied Energy, MJ/kg		150

Embodied Water, L/kg		240
Embodied Water, L/kg		230

Common Calculations

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		12

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

Strength to Weight: Axial, points		21
Strength to Weight: Axial, points		15

Strength to Weight: Bending, points		19
Strength to Weight: Bending, points		15

Thermal Shock Resistance, points		16
Thermal Shock Resistance, points		17

Alloy Composition

Aluminum (Al), %		0 to 0.2
Aluminum (Al), %		0 to 1.5

Carbon (C), %		0 to 0.025
Carbon (C), %		0 to 0.15

Chromium (Cr), %		20 to 22
Chromium (Cr), %		0

Copper (Cu), %		1.5 to 3.0
Copper (Cu), %		0 to 0.25

Iron (Fe), %		22 to 33.9
Iron (Fe), %		0 to 1.0

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

Molybdenum (Mo), %		5.0 to 6.5
Molybdenum (Mo), %		0

Nickel (Ni), %		39 to 46
Nickel (Ni), %		93 to 98

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

Silicon (Si), %		0 to 0.050
Silicon (Si), %		0 to 0.75

Sulfur (S), %		0 to 0.030
Sulfur (S), %		0 to 0.015

Titanium (Ti), %		0.6 to 1.0
Titanium (Ti), %		2.0 to 3.5

Residuals, %		0
Residuals, %		0 to 0.5