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Grade TDC Steel vs. C75700 Nickel Silver

Grade TDC steel belongs to the iron alloys classification, while C75700 nickel silver 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 C75700 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 80
45
Tensile Strength: Ultimate (UTS), MPa 1700
590 to 610

Thermal Properties

Latent Heat of Fusion, J/g 250
200
Maximum Temperature: Mechanical, °C 400
180
Melting Completion (Liquidus), °C 1450
1040
Melting Onset (Solidus), °C 1410
990
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 51
40
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
8.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
30
Density, g/cm3 7.8
8.4
Embodied Carbon, kg CO2/kg material 1.4
3.6
Embodied Energy, MJ/kg 19
56
Embodied Water, L/kg 47
310

Common Calculations

Stiffness to Weight: Axial, points 13
7.8
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 60
19 to 20
Strength to Weight: Bending, points 40
19
Thermal Diffusivity, mm2/s 14
12
Thermal Shock Resistance, points 50
22 to 23

Alloy Composition

Carbon (C), % 0.6 to 0.75
0
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.1
63.5 to 66.5
Iron (Fe), % 98 to 99.4
0 to 0.25
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0.5 to 1.2
0 to 0.5
Nickel (Ni), % 0
11 to 13
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 0.1 to 0.35
0
Sulfur (S), % 0 to 0.020
0
Zinc (Zn), % 0
19.2 to 25.5
Residuals, % 0
0 to 0.5