C12000 Copper vs. K93500 Alloy

C12000 copper belongs to the copper alloys classification, while K93500 alloy belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is C12000 copper and the bottom bar is K93500 alloy.

UNS C12000 (CW023A) Phosphorized Copper UNS K93500 Low Expansion Alloy

Metric UnitsUS Customary Units

Mechanical Properties

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

Poisson's Ratio		0.34
Poisson's Ratio		0.3

Shear Modulus, GPa		43
Shear Modulus, GPa		72

Tensile Strength: Ultimate (UTS), MPa		230 to 410
Tensile Strength: Ultimate (UTS), MPa		490 to 810

Thermal Properties

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

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

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

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

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

Otherwise Unclassified Properties

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

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

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

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

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

Common Calculations

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

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

Strength to Weight: Axial, points		7.2 to 13
Strength to Weight: Axial, points		17 to 27

Strength to Weight: Bending, points		9.4 to 14
Strength to Weight: Bending, points		17 to 23

Thermal Shock Resistance, points		8.2 to 15
Thermal Shock Resistance, points		15 to 25

Alloy Composition

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

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

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

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

Copper (Cu), %		99.9 to 99.996
Copper (Cu), %		0

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

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

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

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

Phosphorus (P), %		0.0040 to 0.012
Phosphorus (P), %		0 to 0.015

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

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

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

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