CR006A Copper vs. SAE-AISI O6 Steel

CR006A copper belongs to the copper alloys classification, while SAE-AISI O6 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is CR006A copper and the bottom bar is SAE-AISI O6 steel.

EN CR006A (Cu-FRTP) Fire-Refined Tough Pitch Copper SAE-AISI O6 (T31506) Oil-Hardening Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		120
Elastic (Young's, Tensile) Modulus, GPa		180

Poisson's Ratio		0.34
Poisson's Ratio		0.29

Shear Modulus, GPa		43
Shear Modulus, GPa		71

Tensile Strength: Ultimate (UTS), MPa		230
Tensile Strength: Ultimate (UTS), MPa		670 to 2070

Thermal Properties

Latent Heat of Fusion, J/g		210
Latent Heat of Fusion, J/g		260

Melting Completion (Liquidus), °C		1090
Melting Completion (Liquidus), °C		1430

Melting Onset (Solidus), °C		1040
Melting Onset (Solidus), °C		1390

Specific Heat Capacity, J/kg-K		390
Specific Heat Capacity, J/kg-K		480

Thermal Conductivity, W/m-K		380
Thermal Conductivity, W/m-K		43

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

Otherwise Unclassified Properties

Base Metal Price, % relative		31
Base Metal Price, % relative		2.3

Density, g/cm³		9.0
Density, g/cm³		7.7

Embodied Carbon, kg CO₂/kg material		2.6
Embodied Carbon, kg CO₂/kg material		1.5

Embodied Energy, MJ/kg		41
Embodied Energy, MJ/kg		21

Embodied Water, L/kg		320
Embodied Water, L/kg		47

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		25

Strength to Weight: Axial, points		7.1
Strength to Weight: Axial, points		24 to 74

Strength to Weight: Bending, points		9.3
Strength to Weight: Bending, points		22 to 47

Thermal Diffusivity, mm²/s		110
Thermal Diffusivity, mm²/s		12

Thermal Shock Resistance, points		8.1
Thermal Shock Resistance, points		22 to 69

Alloy Composition

Carbon (C), %		0
Carbon (C), %		1.3 to 1.6

Chromium (Cr), %		0
Chromium (Cr), %		0 to 0.3

Copper (Cu), %		99.9 to 100
Copper (Cu), %		0 to 0.25

Iron (Fe), %		0
Iron (Fe), %		94.6 to 97.7

Manganese (Mn), %		0
Manganese (Mn), %		0.3 to 1.1

Molybdenum (Mo), %		0
Molybdenum (Mo), %		0.2 to 0.3

Nickel (Ni), %		0
Nickel (Ni), %		0 to 0.3

Oxygen (O), %		0 to 0.1
Oxygen (O), %		0

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

Silicon (Si), %		0
Silicon (Si), %		0.55 to 1.5

Silver (Ag), %		0 to 0.015
Silver (Ag), %		0

Sulfur (S), %		0
Sulfur (S), %		0 to 0.030