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C79600 Nickel Silver vs. ACI-ASTM CF20 Steel

C79600 nickel silver belongs to the copper alloys classification, while ACI-ASTM CF20 steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is C79600 nickel silver and the bottom bar is ACI-ASTM CF20 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 15
50
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 43
77
Tensile Strength: Ultimate (UTS), MPa 480
530
Tensile Strength: Yield (Proof), MPa 300
250

Thermal Properties

Latent Heat of Fusion, J/g 180
300
Maximum Temperature: Mechanical, °C 130
970
Melting Completion (Liquidus), °C 930
1420
Melting Onset (Solidus), °C 880
1410
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 36
16
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 25
16
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.5
3.1
Embodied Energy, MJ/kg 57
44
Embodied Water, L/kg 310
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 63
220
Resilience: Unit (Modulus of Resilience), kJ/m3 400
160
Stiffness to Weight: Axial, points 7.8
14
Stiffness to Weight: Bending, points 20
25
Strength to Weight: Axial, points 17
19
Strength to Weight: Bending, points 17
19
Thermal Diffusivity, mm2/s 12
4.3
Thermal Shock Resistance, points 15
11

Alloy Composition

Carbon (C), % 0
0 to 0.2
Chromium (Cr), % 0
18 to 21
Copper (Cu), % 43.5 to 46.5
0
Iron (Fe), % 0
64.2 to 74
Lead (Pb), % 0.8 to 1.2
0
Manganese (Mn), % 1.5 to 2.5
0 to 1.5
Nickel (Ni), % 9.0 to 11
8.0 to 11
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 2.0
Sulfur (S), % 0
0 to 0.040
Zinc (Zn), % 38.3 to 45.2
0
Residuals, % 0 to 0.5
0