K93500 Alloy vs. C10800 Copper

K93500 alloy belongs to the iron alloys classification, while C10800 copper belongs to the copper alloys. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is K93500 alloy and the bottom bar is C10800 copper.

UNS K93500 Low Expansion Alloy UNS C10800 Oxygen-Free Low-Phosphorus Copper

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		190
Elastic (Young's, Tensile) Modulus, GPa		120

Poisson's Ratio		0.3
Poisson's Ratio		0.34

Shear Modulus, GPa		72
Shear Modulus, GPa		43

Tensile Strength: Ultimate (UTS), MPa		490 to 810
Tensile Strength: Ultimate (UTS), MPa		220 to 380

Thermal Properties

Latent Heat of Fusion, J/g		270
Latent Heat of Fusion, J/g		210

Melting Completion (Liquidus), °C		1430
Melting Completion (Liquidus), °C		1080

Melting Onset (Solidus), °C		1380
Melting Onset (Solidus), °C		1080

Specific Heat Capacity, J/kg-K		460
Specific Heat Capacity, J/kg-K		390

Thermal Expansion, µm/m-K		12
Thermal Expansion, µm/m-K		17

Otherwise Unclassified Properties

Base Metal Price, % relative		30
Base Metal Price, % relative		31

Density, g/cm³		8.2
Density, g/cm³		9.0

Embodied Carbon, kg CO₂/kg material		4.7
Embodied Carbon, kg CO₂/kg material		2.6

Embodied Energy, MJ/kg		65
Embodied Energy, MJ/kg		41

Embodied Water, L/kg		130
Embodied Water, L/kg		310

Common Calculations

Stiffness to Weight: Axial, points		13
Stiffness to Weight: Axial, points		7.2

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

Strength to Weight: Axial, points		17 to 27
Strength to Weight: Axial, points		6.8 to 12

Strength to Weight: Bending, points		17 to 23
Strength to Weight: Bending, points		9.1 to 13

Thermal Shock Resistance, points		15 to 25
Thermal Shock Resistance, points		7.8 to 13

Alloy Composition

Aluminum (Al), %		0 to 0.1
Aluminum (Al), %		0

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

Chromium (Cr), %		0 to 0.25
Chromium (Cr), %		0

Cobalt (Co), %		5.0
Cobalt (Co), %		0

Copper (Cu), %		0
Copper (Cu), %		99.95 to 99.995

Iron (Fe), %		61.4 to 63
Iron (Fe), %		0

Magnesium (Mg), %		0 to 0.1
Magnesium (Mg), %		0

Manganese (Mn), %		0 to 0.6
Manganese (Mn), %		0

Nickel (Ni), %		32
Nickel (Ni), %		0

Phosphorus (P), %		0 to 0.015
Phosphorus (P), %		0.0050 to 0.012

Silicon (Si), %		0 to 0.25
Silicon (Si), %		0

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

Titanium (Ti), %		0 to 0.1
Titanium (Ti), %		0

Zirconium (Zr), %		0 to 0.1
Zirconium (Zr), %		0