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SAE-AISI M42 Steel vs. C79600 Nickel Silver

SAE-AISI M42 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 M42 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 78
43
Tensile Strength: Ultimate (UTS), MPa 810 to 2310
480

Thermal Properties

Latent Heat of Fusion, J/g 270
180
Melting Completion (Liquidus), °C 1540
930
Melting Onset (Solidus), °C 1490
880
Specific Heat Capacity, J/kg-K 450
390
Thermal Conductivity, W/m-K 20
36
Thermal Expansion, µm/m-K 12
21

Otherwise Unclassified Properties

Base Metal Price, % relative 30
25
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 7.4
3.5
Embodied Energy, MJ/kg 100
57
Embodied Water, L/kg 140
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.8
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 28 to 79
17
Strength to Weight: Bending, points 24 to 48
17
Thermal Diffusivity, mm2/s 5.4
12
Thermal Shock Resistance, points 25 to 71
15

Alloy Composition

Carbon (C), % 1.1 to 1.2
0
Chromium (Cr), % 3.5 to 4.3
0
Cobalt (Co), % 7.8 to 8.8
0
Copper (Cu), % 0 to 0.25
43.5 to 46.5
Iron (Fe), % 76.3 to 81
0
Lead (Pb), % 0
0.8 to 1.2
Manganese (Mn), % 0.15 to 0.4
1.5 to 2.5
Molybdenum (Mo), % 9.0 to 10
0
Nickel (Ni), % 0 to 0.3
9.0 to 11
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 0.15 to 0.65
0
Sulfur (S), % 0 to 0.030
0
Tungsten (W), % 1.2 to 1.9
0
Vanadium (V), % 1.0 to 1.4
0
Zinc (Zn), % 0
38.3 to 45.2
Residuals, % 0
0 to 0.5