AWS ERNiCr-3 vs. C72200 Copper-nickel

AWS ERNiCr-3 belongs to the nickel alloys classification, while C72200 copper-nickel belongs to the copper alloys. There are 19 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AWS ERNiCr-3 and the bottom bar is C72200 copper-nickel.

AWS ERNiCr-3 (N06082) Weld Metal UNS C72200 Chromium-Bearing Copper-Nickel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		190
Elastic (Young's, Tensile) Modulus, GPa		130

Poisson's Ratio		0.29
Poisson's Ratio		0.33

Shear Modulus, GPa		75
Shear Modulus, GPa		48

Tensile Strength: Ultimate (UTS), MPa		630
Tensile Strength: Ultimate (UTS), MPa		350 to 580

Thermal Properties

Latent Heat of Fusion, J/g		320
Latent Heat of Fusion, J/g		220

Melting Completion (Liquidus), °C		1380
Melting Completion (Liquidus), °C		1180

Melting Onset (Solidus), °C		1330
Melting Onset (Solidus), °C		1120

Specific Heat Capacity, J/kg-K		460
Specific Heat Capacity, J/kg-K		400

Thermal Expansion, µm/m-K		13
Thermal Expansion, µm/m-K		16

Otherwise Unclassified Properties

Base Metal Price, % relative		70
Base Metal Price, % relative		36

Density, g/cm³		8.4
Density, g/cm³		8.9

Embodied Carbon, kg CO₂/kg material		11
Embodied Carbon, kg CO₂/kg material		3.9

Embodied Energy, MJ/kg		160
Embodied Energy, MJ/kg		59

Embodied Water, L/kg		280
Embodied Water, L/kg		300

Common Calculations

Stiffness to Weight: Axial, points		13
Stiffness to Weight: Axial, points		8.0

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		19

Strength to Weight: Axial, points		21
Strength to Weight: Axial, points		11 to 18

Strength to Weight: Bending, points		19
Strength to Weight: Bending, points		12 to 17

Thermal Shock Resistance, points		18
Thermal Shock Resistance, points		12 to 20

Alloy Composition

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

Chromium (Cr), %		18 to 22
Chromium (Cr), %		0.3 to 0.7

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

Copper (Cu), %		0 to 0.5
Copper (Cu), %		78.1 to 84.2

Iron (Fe), %		0 to 3.0
Iron (Fe), %		0.5 to 1.0

Lead (Pb), %		0
Lead (Pb), %		0 to 0.050

Manganese (Mn), %		2.5 to 3.5
Manganese (Mn), %		0 to 1.0

Nickel (Ni), %		67 to 77.5
Nickel (Ni), %		15 to 18

Niobium (Nb), %		2.0 to 3.0
Niobium (Nb), %		0

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

Silicon (Si), %		0 to 0.5
Silicon (Si), %		0

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

Titanium (Ti), %		0 to 0.75
Titanium (Ti), %		0

Zinc (Zn), %		0
Zinc (Zn), %		0 to 1.0

Residuals, %		0
Residuals, %		0 to 0.2