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Grade TDSiCrV Steel vs. C18900 Copper

Grade TDSiCrV steel belongs to the iron alloys classification, while C18900 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 TDSiCrV steel and the bottom bar is C18900 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 2100
260 to 500

Thermal Properties

Latent Heat of Fusion, J/g 270
210
Maximum Temperature: Mechanical, °C 420
200
Melting Completion (Liquidus), °C 1440
1080
Melting Onset (Solidus), °C 1400
1020
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 47
130
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
30
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
30

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3
31
Density, g/cm3 7.7
8.9
Embodied Carbon, kg CO2/kg material 1.9
2.7
Embodied Energy, MJ/kg 26
42
Embodied Water, L/kg 50
310

Common Calculations

Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 75
8.2 to 16
Strength to Weight: Bending, points 47
10 to 16
Thermal Diffusivity, mm2/s 13
38
Thermal Shock Resistance, points 63
9.3 to 18

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Carbon (C), % 0.5 to 0.7
0
Chromium (Cr), % 0.5 to 1.0
0
Copper (Cu), % 0 to 0.1
97.7 to 99.15
Iron (Fe), % 96.1 to 97.8
0
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0.4 to 0.9
0.1 to 0.3
Phosphorus (P), % 0 to 0.020
0 to 0.050
Silicon (Si), % 1.2 to 1.7
0.15 to 0.4
Sulfur (S), % 0 to 0.020
0
Tin (Sn), % 0
0.6 to 0.9
Vanadium (V), % 0.1 to 0.25
0
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.5