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C74500 Nickel Silver vs. ACI-ASTM CB7Cu-2 Steel

C74500 nickel silver belongs to the copper alloys classification, while ACI-ASTM CB7Cu-2 steel belongs to the iron alloys. There are 27 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 C74500 nickel silver and the bottom bar is ACI-ASTM CB7Cu-2 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 3.0 to 24
5.7 to 11
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 44
75
Tensile Strength: Ultimate (UTS), MPa 390 to 700
960 to 1350
Tensile Strength: Yield (Proof), MPa 380 to 600
760 to 1180

Thermal Properties

Latent Heat of Fusion, J/g 190
280
Melting Completion (Liquidus), °C 1020
1430
Melting Onset (Solidus), °C 970
1380
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 45
17
Thermal Expansion, µm/m-K 19
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 9.7
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 29
13
Density, g/cm3 8.3
7.8
Embodied Carbon, kg CO2/kg material 3.4
2.6
Embodied Energy, MJ/kg 54
38
Embodied Water, L/kg 310
130

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 12 to 160
71 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 620 to 1540
1510 to 3600
Stiffness to Weight: Axial, points 7.7
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 13 to 23
34 to 48
Strength to Weight: Bending, points 14 to 21
28 to 35
Thermal Diffusivity, mm2/s 14
4.6
Thermal Shock Resistance, points 13 to 23
32 to 45

Alloy Composition

Carbon (C), % 0
0 to 0.070
Chromium (Cr), % 0
14 to 15.5
Copper (Cu), % 63.5 to 66.5
2.5 to 3.2
Iron (Fe), % 0 to 0.25
73.6 to 79
Lead (Pb), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.5
0 to 0.7
Nickel (Ni), % 9.0 to 11
4.5 to 5.5
Niobium (Nb), % 0
0 to 0.35
Nitrogen (N), % 0
0 to 0.050
Phosphorus (P), % 0
0 to 0.035
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.030
Zinc (Zn), % 21.2 to 27.5
0
Residuals, % 0 to 0.5
0