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SAE-AISI S4 Steel vs. C79200 Nickel Silver

SAE-AISI S4 steel belongs to the iron alloys classification, while C79200 nickel silver belongs to the copper alloys. There are 23 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI S4 steel and the bottom bar is C79200 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 72
44
Tensile Strength: Ultimate (UTS), MPa 670 to 2140
480 to 540

Thermal Properties

Latent Heat of Fusion, J/g 280
190
Melting Completion (Liquidus), °C 1430
950
Melting Onset (Solidus), °C 1390
910
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 44
42
Thermal Expansion, µm/m-K 13
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
28
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
30

Otherwise Unclassified Properties

Base Metal Price, % relative 2.2
30
Density, g/cm3 7.7
8.4
Embodied Carbon, kg CO2/kg material 2.0
3.6
Embodied Energy, MJ/kg 29
56
Embodied Water, L/kg 48
310

Common Calculations

Stiffness to Weight: Axial, points 13
7.7
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 24 to 77
16 to 18
Strength to Weight: Bending, points 22 to 48
16 to 18
Thermal Diffusivity, mm2/s 12
13
Thermal Shock Resistance, points 20 to 65
16 to 18

Alloy Composition

Carbon (C), % 0.5 to 0.65
0
Chromium (Cr), % 0.1 to 0.5
0
Copper (Cu), % 0
59 to 66.5
Iron (Fe), % 95.2 to 96.9
0 to 0.25
Lead (Pb), % 0
0.8 to 1.4
Manganese (Mn), % 0.6 to 1.0
0 to 0.5
Nickel (Ni), % 0
11 to 13
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 1.8 to 2.3
0
Sulfur (S), % 0 to 0.030
0
Vanadium (V), % 0.15 to 0.35
0
Zinc (Zn), % 0
17.9 to 29.2
Residuals, % 0
0 to 0.5