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SAE-AISI T4 Steel vs. C14181 Copper

SAE-AISI T4 steel belongs to the iron alloys classification, while C14181 copper belongs to the copper 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 SAE-AISI T4 steel and the bottom bar is C14181 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
120
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 80
43
Tensile Strength: Ultimate (UTS), MPa 800 to 2140
210

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Melting Completion (Liquidus), °C 1810
1080
Melting Onset (Solidus), °C 1750
1080
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 21
380
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Base Metal Price, % relative 55
31
Density, g/cm3 9.4
9.0
Embodied Carbon, kg CO2/kg material 8.5
2.6
Embodied Energy, MJ/kg 130
41
Embodied Water, L/kg 120
310

Common Calculations

Stiffness to Weight: Axial, points 12
7.2
Stiffness to Weight: Bending, points 21
18
Strength to Weight: Axial, points 24 to 64
6.5
Strength to Weight: Bending, points 20 to 39
8.8
Thermal Diffusivity, mm2/s 5.4
110
Thermal Shock Resistance, points 24 to 64
7.4

Alloy Composition

Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0.7 to 0.8
0 to 0.0050
Chromium (Cr), % 3.8 to 4.5
0
Cobalt (Co), % 4.3 to 5.8
0
Copper (Cu), % 0 to 0.25
99.9 to 100
Iron (Fe), % 66.3 to 72.3
0
Lead (Pb), % 0
0 to 0.0020
Manganese (Mn), % 0.1 to 0.4
0
Molybdenum (Mo), % 0.4 to 1.0
0
Nickel (Ni), % 0 to 0.3
0
Phosphorus (P), % 0 to 0.030
0 to 0.0020
Silicon (Si), % 0.2 to 0.4
0
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 17.5 to 19
0
Vanadium (V), % 0.8 to 1.2
0
Zinc (Zn), % 0
0 to 0.0020