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C77400 Nickel Silver vs. C85200 Brass

Both C77400 nickel silver and C85200 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 69% 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 C85200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 25
28
Poisson's Ratio 0.3
0.32
Shear Modulus, GPa 42
40
Tensile Strength: Ultimate (UTS), MPa 570
270
Tensile Strength: Yield (Proof), MPa 250
95

Thermal Properties

Latent Heat of Fusion, J/g 170
180
Maximum Temperature: Mechanical, °C 130
140
Melting Completion (Liquidus), °C 810
940
Melting Onset (Solidus), °C 770
930
Specific Heat Capacity, J/kg-K 390
380
Thermal Expansion, µm/m-K 21
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
18
Electrical Conductivity: Equal Weight (Specific), % IACS 31
19

Otherwise Unclassified Properties

Base Metal Price, % relative 25
26
Density, g/cm3 7.9
8.4
Embodied Carbon, kg CO2/kg material 3.5
2.8
Embodied Energy, MJ/kg 57
46
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
59
Resilience: Unit (Modulus of Resilience), kJ/m3 290
42
Stiffness to Weight: Axial, points 7.7
7.0
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 20
8.9
Strength to Weight: Bending, points 19
11
Thermal Shock Resistance, points 18
9.3

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Copper (Cu), % 43 to 47
70 to 74
Iron (Fe), % 0
0 to 0.6
Lead (Pb), % 0 to 0.2
1.5 to 3.8
Nickel (Ni), % 9.0 to 11
0 to 1.0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.050
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0
0.7 to 2.0
Zinc (Zn), % 41.3 to 48
20 to 27
Residuals, % 0
0 to 0.9