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ACI-ASTM CN3MN Steel vs. C78200 Nickel Silver

ACI-ASTM CN3MN steel belongs to the iron alloys classification, while C78200 nickel silver belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CN3MN steel and the bottom bar is C78200 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
110
Elongation at Break, % 39
3.0 to 40
Poisson's Ratio 0.28
0.32
Shear Modulus, GPa 80
43
Tensile Strength: Ultimate (UTS), MPa 620
370 to 630
Tensile Strength: Yield (Proof), MPa 300
170 to 570

Thermal Properties

Latent Heat of Fusion, J/g 310
190
Maximum Temperature: Mechanical, °C 1100
160
Melting Completion (Liquidus), °C 1460
1000
Melting Onset (Solidus), °C 1410
970
Specific Heat Capacity, J/kg-K 460
390
Thermal Conductivity, W/m-K 13
48
Thermal Expansion, µm/m-K 16
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.8
11
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
12

Otherwise Unclassified Properties

Base Metal Price, % relative 33
28
Density, g/cm3 8.1
8.4
Embodied Carbon, kg CO2/kg material 6.2
3.3
Embodied Energy, MJ/kg 84
52
Embodied Water, L/kg 200
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 200
18 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 210
130 to 1440
Stiffness to Weight: Axial, points 14
7.4
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 21
12 to 21
Strength to Weight: Bending, points 20
14 to 19
Thermal Diffusivity, mm2/s 3.4
15
Thermal Shock Resistance, points 14
12 to 21

Alloy Composition


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Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 20 to 22
0
Copper (Cu), % 0 to 0.75
63 to 67
Iron (Fe), % 41.4 to 50.3
0 to 0.35
Lead (Pb), % 0
1.5 to 2.5
Manganese (Mn), % 0 to 2.0
0 to 0.5
Molybdenum (Mo), % 6.0 to 7.0
0
Nickel (Ni), % 23.5 to 25.5
7.0 to 9.0
Nitrogen (N), % 0.18 to 0.26
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.010
0
Zinc (Zn), % 0
20.2 to 28.5
Residuals, % 0
0 to 0.5