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SAE-AISI M7 Steel vs. C79600 Nickel Silver

SAE-AISI M7 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 M7 steel and the bottom bar is C79600 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 77
43
Tensile Strength: Ultimate (UTS), MPa 760 to 2210
480

Thermal Properties

Latent Heat of Fusion, J/g 270
180
Melting Completion (Liquidus), °C 1560
930
Melting Onset (Solidus), °C 1510
880
Specific Heat Capacity, J/kg-K 450
390
Thermal Conductivity, W/m-K 28
36
Thermal Expansion, µm/m-K 12
21

Otherwise Unclassified Properties

Base Metal Price, % relative 18
25
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 8.9
3.5
Embodied Energy, MJ/kg 130
57
Embodied Water, L/kg 100
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.8
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 26 to 76
17
Strength to Weight: Bending, points 23 to 47
17
Thermal Diffusivity, mm2/s 7.8
12
Thermal Shock Resistance, points 24 to 69
15

Alloy Composition

Carbon (C), % 1.0 to 1.1
0
Chromium (Cr), % 3.5 to 4.0
0
Copper (Cu), % 0 to 0.25
43.5 to 46.5
Iron (Fe), % 79.8 to 83.8
0
Lead (Pb), % 0
0.8 to 1.2
Manganese (Mn), % 0.15 to 0.4
1.5 to 2.5
Molybdenum (Mo), % 8.2 to 9.2
0
Nickel (Ni), % 0 to 0.3
9.0 to 11
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.2 to 0.55
0
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 1.4 to 2.1
0
Vanadium (V), % 1.8 to 2.3
0
Zinc (Zn), % 0
38.3 to 45.2
Residuals, % 0
0 to 0.5