Nickel 689 vs. C55281 Copper

Nickel 689 belongs to the nickel alloys classification, while C55281 copper belongs to the copper alloys. There are 18 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 nickel 689 and the bottom bar is C55281 copper.

Nickel Alloy 689 (N07252)UNS C55281 (BCuP-3) Filler Metal

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		210
Elastic (Young's, Tensile) Modulus, GPa		110

Poisson's Ratio		0.29
Poisson's Ratio		0.34

Shear Modulus, GPa		80
Shear Modulus, GPa		40

Tensile Strength: Ultimate (UTS), MPa		1250
Tensile Strength: Ultimate (UTS), MPa		190

Thermal Properties

Latent Heat of Fusion, J/g		330
Latent Heat of Fusion, J/g		190

Maximum Temperature: Mechanical, °C		990
Maximum Temperature: Mechanical, °C		200

Melting Completion (Liquidus), °C		1440
Melting Completion (Liquidus), °C		810

Melting Onset (Solidus), °C		1390
Melting Onset (Solidus), °C		640

Specific Heat Capacity, J/kg-K		450
Specific Heat Capacity, J/kg-K		400

Thermal Expansion, µm/m-K		12
Thermal Expansion, µm/m-K		16

Otherwise Unclassified Properties

Density, g/cm³		8.5
Density, g/cm³		8.7

Embodied Carbon, kg CO₂/kg material		11
Embodied Carbon, kg CO₂/kg material		7.0

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

Common Calculations

Stiffness to Weight: Axial, points		14
Stiffness to Weight: Axial, points		6.9

Stiffness to Weight: Bending, points		23
Stiffness to Weight: Bending, points		18

Strength to Weight: Axial, points		41
Strength to Weight: Axial, points		6.1

Strength to Weight: Bending, points		30
Strength to Weight: Bending, points		8.5

Thermal Shock Resistance, points		35
Thermal Shock Resistance, points		7.7

Alloy Composition

Aluminum (Al), %		0.75 to 1.3
Aluminum (Al), %		0

Boron (B), %		0.0030 to 0.010
Boron (B), %		0

Carbon (C), %		0.1 to 0.2
Carbon (C), %		0

Chromium (Cr), %		18 to 20
Chromium (Cr), %		0

Cobalt (Co), %		9.0 to 11
Cobalt (Co), %		0

Copper (Cu), %		0
Copper (Cu), %		88.5 to 89.4

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

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

Molybdenum (Mo), %		9.0 to 10.5
Molybdenum (Mo), %		0

Nickel (Ni), %		48.3 to 60.9
Nickel (Ni), %		0

Phosphorus (P), %		0 to 0.015
Phosphorus (P), %		5.8 to 6.2

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

Silver (Ag), %		0
Silver (Ag), %		4.8 to 5.2

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

Titanium (Ti), %		2.3 to 2.8
Titanium (Ti), %		0

Residuals, %		0
Residuals, %		0 to 0.15