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SAE-AISI A7 Steel vs. C79600 Nickel Silver

SAE-AISI A7 steel belongs to the iron alloys classification, while C79600 nickel silver belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI A7 steel and the bottom bar is C79600 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 72
43
Tensile Strength: Ultimate (UTS), MPa 800 to 2150
480

Thermal Properties

Latent Heat of Fusion, J/g 260
180
Melting Completion (Liquidus), °C 1470
930
Melting Onset (Solidus), °C 1430
880
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 37
36
Thermal Expansion, µm/m-K 12
21

Otherwise Unclassified Properties

Base Metal Price, % relative 10
25
Density, g/cm3 7.7
7.9
Embodied Carbon, kg CO2/kg material 13
3.5
Embodied Energy, MJ/kg 200
57
Embodied Water, L/kg 100
310

Common Calculations

Stiffness to Weight: Axial, points 13
7.8
Stiffness to Weight: Bending, points 25
20
Strength to Weight: Axial, points 29 to 77
17
Strength to Weight: Bending, points 25 to 48
17
Thermal Diffusivity, mm2/s 10
12
Thermal Shock Resistance, points 27 to 72
15

Alloy Composition

Carbon (C), % 2.0 to 2.9
0
Chromium (Cr), % 5.0 to 5.8
0
Copper (Cu), % 0 to 0.25
43.5 to 46.5
Iron (Fe), % 81.4 to 87.7
0
Lead (Pb), % 0
0.8 to 1.2
Manganese (Mn), % 0 to 0.8
1.5 to 2.5
Molybdenum (Mo), % 0.9 to 1.4
0
Nickel (Ni), % 0 to 0.3
9.0 to 11
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 0.5 to 1.5
0
Vanadium (V), % 3.9 to 5.2
0
Zinc (Zn), % 0
38.3 to 45.2
Residuals, % 0
0 to 0.5