EN 1.7034 Steel vs. C14510 Copper

EN 1.7034 steel belongs to the iron alloys classification, while C14510 copper belongs to the copper alloys. There are 22 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 EN 1.7034 steel and the bottom bar is C14510 copper.

EN 1.7034 (37Cr4) Chromium Steel UNS C14510 Tellurium Copper

Metric UnitsUS Customary Units

Mechanical Properties

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

Poisson's Ratio		0.29
Poisson's Ratio		0.34

Shear Modulus, GPa		73
Shear Modulus, GPa		43

Tensile Strength: Ultimate (UTS), MPa		510 to 1780
Tensile Strength: Ultimate (UTS), MPa		300 to 320

Thermal Properties

Latent Heat of Fusion, J/g		250
Latent Heat of Fusion, J/g		210

Maximum Temperature: Mechanical, °C		420
Maximum Temperature: Mechanical, °C		200

Melting Completion (Liquidus), °C		1460
Melting Completion (Liquidus), °C		1080

Melting Onset (Solidus), °C		1420
Melting Onset (Solidus), °C		1050

Specific Heat Capacity, J/kg-K		470
Specific Heat Capacity, J/kg-K		390

Thermal Conductivity, W/m-K		45
Thermal Conductivity, W/m-K		360

Thermal Expansion, µm/m-K		13
Thermal Expansion, µm/m-K		17

Otherwise Unclassified Properties

Base Metal Price, % relative		2.2
Base Metal Price, % relative		33

Density, g/cm³		7.8
Density, g/cm³		8.9

Embodied Carbon, kg CO₂/kg material		1.4
Embodied Carbon, kg CO₂/kg material		2.6

Embodied Energy, MJ/kg		19
Embodied Energy, MJ/kg		42

Embodied Water, L/kg		50
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		24
Stiffness to Weight: Bending, points		18

Strength to Weight: Axial, points		18 to 63
Strength to Weight: Axial, points		9.2 to 10

Strength to Weight: Bending, points		18 to 42
Strength to Weight: Bending, points		11 to 12

Thermal Diffusivity, mm²/s		12
Thermal Diffusivity, mm²/s		100

Thermal Shock Resistance, points		15 to 52
Thermal Shock Resistance, points		11 to 12

Alloy Composition

Carbon (C), %		0.34 to 0.41
Carbon (C), %		0

Chromium (Cr), %		0.9 to 1.2
Chromium (Cr), %		0

Copper (Cu), %		0
Copper (Cu), %		99.15 to 99.69

Iron (Fe), %		97 to 98.2
Iron (Fe), %		0

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

Manganese (Mn), %		0.6 to 0.9
Manganese (Mn), %		0

Phosphorus (P), %		0 to 0.035
Phosphorus (P), %		0.010 to 0.030

Silicon (Si), %		0 to 0.4
Silicon (Si), %		0

Sulfur (S), %		0 to 0.035
Sulfur (S), %		0

Tellurium (Te), %		0
Tellurium (Te), %		0.3 to 0.7