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SAE-AISI S7 Steel vs. C77300 Nickel Silver

SAE-AISI S7 steel belongs to the iron alloys classification, while C77300 nickel silver belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI S7 steel and the bottom bar is C77300 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 74
42
Tensile Strength: Ultimate (UTS), MPa 670 to 2030
540

Thermal Properties

Latent Heat of Fusion, J/g 260
180
Melting Completion (Liquidus), °C 1460
940
Melting Onset (Solidus), °C 1420
920
Specific Heat Capacity, J/kg-K 470
390
Thermal Expansion, µm/m-K 12
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
5.5
Electrical Conductivity: Equal Weight (Specific), % IACS 9.0
6.3

Otherwise Unclassified Properties

Base Metal Price, % relative 5.0
26
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.3
3.5
Embodied Energy, MJ/kg 31
56
Embodied Water, L/kg 65
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.7
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 24 to 72
19
Strength to Weight: Bending, points 22 to 46
19
Thermal Shock Resistance, points 22 to 66
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Carbon (C), % 0.45 to 0.55
0
Chromium (Cr), % 3.0 to 3.5
0
Copper (Cu), % 0 to 0.25
46 to 50
Iron (Fe), % 91.6 to 94.9
0
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0.2 to 0.9
0
Molybdenum (Mo), % 1.3 to 1.8
0
Nickel (Ni), % 0
9.0 to 11
Phosphorus (P), % 0 to 0.030
0 to 0.25
Silicon (Si), % 0.2 to 1.0
0.040 to 0.25
Sulfur (S), % 0 to 0.030
0
Vanadium (V), % 0 to 0.3
0
Zinc (Zn), % 0
37.9 to 45
Residuals, % 0
0 to 0.5