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Grade TDC Steel vs. C14700 Copper

Grade TDC steel belongs to the iron alloys classification, while C14700 copper belongs to the copper alloys. There are 24 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 grade TDC steel and the bottom bar is C14700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 80
43
Tensile Strength: Ultimate (UTS), MPa 1700
240 to 320

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Maximum Temperature: Mechanical, °C 400
200
Melting Completion (Liquidus), °C 1450
1080
Melting Onset (Solidus), °C 1410
1070
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 51
370
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
95
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
96

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
30
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 1.4
2.6
Embodied Energy, MJ/kg 19
41
Embodied Water, L/kg 47
310

Common Calculations

Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 60
7.3 to 10
Strength to Weight: Bending, points 40
9.5 to 12
Thermal Diffusivity, mm2/s 14
110
Thermal Shock Resistance, points 50
8.4 to 12

Alloy Composition

Carbon (C), % 0.6 to 0.75
0
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.1
99.395 to 99.798
Iron (Fe), % 98 to 99.4
0
Manganese (Mn), % 0.5 to 1.2
0
Phosphorus (P), % 0 to 0.020
0.0020 to 0.0050
Silicon (Si), % 0.1 to 0.35
0
Sulfur (S), % 0 to 0.020
0.2 to 0.5
Residuals, % 0
0 to 0.1