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C77400 Nickel Silver vs. C84800 Brass

Both C77400 nickel silver and C84800 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 61% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C77400 nickel silver and the bottom bar is C84800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Elongation at Break, % 25
18
Poisson's Ratio 0.3
0.33
Shear Modulus, GPa 42
39
Tensile Strength: Ultimate (UTS), MPa 570
230
Tensile Strength: Yield (Proof), MPa 250
100

Thermal Properties

Latent Heat of Fusion, J/g 170
180
Maximum Temperature: Mechanical, °C 130
150
Melting Completion (Liquidus), °C 810
950
Melting Onset (Solidus), °C 770
830
Specific Heat Capacity, J/kg-K 390
370
Thermal Expansion, µm/m-K 21
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
16
Electrical Conductivity: Equal Weight (Specific), % IACS 31
17

Otherwise Unclassified Properties

Base Metal Price, % relative 25
27
Density, g/cm3 7.9
8.6
Embodied Carbon, kg CO2/kg material 3.5
2.8
Embodied Energy, MJ/kg 57
46
Embodied Water, L/kg 320
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
34
Resilience: Unit (Modulus of Resilience), kJ/m3 290
53
Stiffness to Weight: Axial, points 7.7
6.6
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 20
7.3
Strength to Weight: Bending, points 19
9.6
Thermal Shock Resistance, points 18
8.2

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 43 to 47
75 to 77
Iron (Fe), % 0
0 to 0.4
Lead (Pb), % 0 to 0.2
5.5 to 7.0
Nickel (Ni), % 9.0 to 11
0 to 1.0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
2.0 to 3.0
Zinc (Zn), % 41.3 to 48
13 to 17
Residuals, % 0
0 to 0.7