CC140C Copper vs. SAE-AISI H42 Steel

CC140C copper belongs to the copper alloys classification, while SAE-AISI H42 steel belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is CC140C copper and the bottom bar is SAE-AISI H42 steel.

EN CC140C (CuCr1-C) Chromium Copper SAE-AISI H42 (T20842) Molybdenum Hot-Work Steel

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		120
Elastic (Young's, Tensile) Modulus, GPa		200

Poisson's Ratio		0.34
Poisson's Ratio		0.29

Shear Modulus, GPa		44
Shear Modulus, GPa		77

Tensile Strength: Ultimate (UTS), MPa		340
Tensile Strength: Ultimate (UTS), MPa		700 to 1980

Thermal Properties

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

Melting Completion (Liquidus), °C		1100
Melting Completion (Liquidus), °C		1620

Melting Onset (Solidus), °C		1040
Melting Onset (Solidus), °C		1570

Specific Heat Capacity, J/kg-K		390
Specific Heat Capacity, J/kg-K		440

Thermal Conductivity, W/m-K		310
Thermal Conductivity, W/m-K		24

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

Otherwise Unclassified Properties

Base Metal Price, % relative		31
Base Metal Price, % relative		24

Density, g/cm³		8.9
Density, g/cm³		8.4

Embodied Carbon, kg CO₂/kg material		2.6
Embodied Carbon, kg CO₂/kg material		8.8

Embodied Energy, MJ/kg		41
Embodied Energy, MJ/kg		130

Embodied Water, L/kg		310
Embodied Water, L/kg		98

Common Calculations

Stiffness to Weight: Axial, points		7.3
Stiffness to Weight: Axial, points		13

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

Strength to Weight: Axial, points		10
Strength to Weight: Axial, points		23 to 65

Strength to Weight: Bending, points		12
Strength to Weight: Bending, points		21 to 42

Thermal Diffusivity, mm²/s		89
Thermal Diffusivity, mm²/s		6.5

Thermal Shock Resistance, points		12
Thermal Shock Resistance, points		20 to 57

Alloy Composition

Carbon (C), %		0
Carbon (C), %		0.55 to 0.7

Chromium (Cr), %		0.4 to 1.2
Chromium (Cr), %		3.8 to 4.5

Copper (Cu), %		98.8 to 99.6
Copper (Cu), %		0 to 0.25

Iron (Fe), %		0
Iron (Fe), %		79.3 to 83.8

Manganese (Mn), %		0
Manganese (Mn), %		0.15 to 0.4

Molybdenum (Mo), %		0
Molybdenum (Mo), %		4.5 to 5.5

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

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

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

Tungsten (W), %		0
Tungsten (W), %		5.5 to 6.8

Vanadium (V), %		0
Vanadium (V), %		1.8 to 2.2