AWS ENiCrCoMo-1 vs. C71640 Copper-nickel

AWS ENiCrCoMo-1 belongs to the nickel alloys classification, while C71640 copper-nickel belongs to the copper alloys. They have a modest 34% of their average alloy composition in common, which, by itself, doesn't mean much. 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 ENiCrCoMo-1 and the bottom bar is C71640 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		210
Elastic (Young's, Tensile) Modulus, GPa		140

Poisson's Ratio		0.29
Poisson's Ratio		0.33

Shear Modulus, GPa		82
Shear Modulus, GPa		52

Tensile Strength: Ultimate (UTS), MPa		710
Tensile Strength: Ultimate (UTS), MPa		490 to 630

Thermal Properties

Latent Heat of Fusion, J/g		330
Latent Heat of Fusion, J/g		240

Melting Completion (Liquidus), °C		1430
Melting Completion (Liquidus), °C		1180

Melting Onset (Solidus), °C		1380
Melting Onset (Solidus), °C		1120

Specific Heat Capacity, J/kg-K		440
Specific Heat Capacity, J/kg-K		410

Thermal Expansion, µm/m-K		13
Thermal Expansion, µm/m-K		15

Otherwise Unclassified Properties

Base Metal Price, % relative		75
Base Metal Price, % relative		40

Density, g/cm³		8.5
Density, g/cm³		8.9

Embodied Carbon, kg CO₂/kg material		11
Embodied Carbon, kg CO₂/kg material		5.0

Embodied Energy, MJ/kg		140
Embodied Energy, MJ/kg		73

Embodied Water, L/kg		340
Embodied Water, L/kg		280

Common Calculations

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		8.7

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		20

Strength to Weight: Axial, points		23
Strength to Weight: Axial, points		15 to 20

Strength to Weight: Bending, points		21
Strength to Weight: Bending, points		16 to 18

Thermal Shock Resistance, points		19
Thermal Shock Resistance, points		16 to 21

Alloy Composition

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Carbon (C), %		0.050 to 0.15
Carbon (C), %		0

Chromium (Cr), %		21 to 26
Chromium (Cr), %		0

Cobalt (Co), %		9.0 to 15
Cobalt (Co), %		0

Copper (Cu), %		0 to 0.5
Copper (Cu), %		61.7 to 67.8

Iron (Fe), %		0 to 5.0
Iron (Fe), %		1.7 to 2.3

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

Manganese (Mn), %		0.3 to 2.5
Manganese (Mn), %		1.5 to 2.5

Molybdenum (Mo), %		8.0 to 10
Molybdenum (Mo), %		0

Nickel (Ni), %		38.6 to 61.7
Nickel (Ni), %		29 to 32

Niobium (Nb), %		0 to 1.0
Niobium (Nb), %		0

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

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

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

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

Residuals, %		0 to 0.5
Residuals, %		0 to 0.5