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Grade TDSiCrV Steel vs. C70700 Copper-nickel

Grade TDSiCrV steel belongs to the iron alloys classification, while C70700 copper-nickel belongs to the copper alloys. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is grade TDSiCrV steel and the bottom bar is C70700 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 630
73
Elastic (Young's, Tensile) Modulus, GPa 190
120
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 80
46
Tensile Strength: Ultimate (UTS), MPa 2100
320

Thermal Properties

Latent Heat of Fusion, J/g 270
220
Maximum Temperature: Mechanical, °C 420
220
Melting Completion (Liquidus), °C 1440
1120
Melting Onset (Solidus), °C 1400
1060
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 47
59
Thermal Expansion, µm/m-K 13
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
11
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3
34
Density, g/cm3 7.7
8.9
Embodied Carbon, kg CO2/kg material 1.9
3.4
Embodied Energy, MJ/kg 26
52
Embodied Water, L/kg 50
300

Common Calculations

Stiffness to Weight: Axial, points 13
7.6
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 75
10
Strength to Weight: Bending, points 47
12
Thermal Diffusivity, mm2/s 13
17
Thermal Shock Resistance, points 63
12

Alloy Composition

Carbon (C), % 0.5 to 0.7
0
Chromium (Cr), % 0.5 to 1.0
0
Copper (Cu), % 0 to 0.1
88.5 to 90.5
Iron (Fe), % 96.1 to 97.8
0 to 0.050
Manganese (Mn), % 0.4 to 0.9
0 to 0.5
Nickel (Ni), % 0
9.5 to 10.5
Phosphorus (P), % 0 to 0.020
0
Silicon (Si), % 1.2 to 1.7
0
Sulfur (S), % 0 to 0.020
0
Vanadium (V), % 0.1 to 0.25
0
Residuals, % 0
0 to 0.5