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C87900 Brass vs. C77600 Nickel Silver

Both C87900 brass and C77600 nickel silver are copper alloys. They have 77% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C87900 brass and the bottom bar is C77600 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 25
30
Poisson's Ratio 0.31
0.3
Rockwell B Hardness 70
83
Shear Modulus, GPa 41
43
Tensile Strength: Ultimate (UTS), MPa 480
630
Tensile Strength: Yield (Proof), MPa 240
320

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 130
140
Melting Completion (Liquidus), °C 930
830
Melting Onset (Solidus), °C 900
790
Specific Heat Capacity, J/kg-K 390
390
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
27
Electrical Conductivity: Equal Weight (Specific), % IACS 17
31

Otherwise Unclassified Properties

Base Metal Price, % relative 24
27
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 2.7
3.7
Embodied Energy, MJ/kg 46
60
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
160
Resilience: Unit (Modulus of Resilience), kJ/m3 270
470
Stiffness to Weight: Axial, points 7.3
7.9
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 17
22
Strength to Weight: Bending, points 17
21
Thermal Shock Resistance, points 16
20

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Copper (Cu), % 63 to 69.2
42 to 45
Iron (Fe), % 0 to 0.4
0 to 0.2
Lead (Pb), % 0 to 0.25
0 to 0.25
Manganese (Mn), % 0 to 0.15
0 to 0.25
Nickel (Ni), % 0 to 0.5
12 to 14
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0.8 to 1.2
0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0 to 0.25
0 to 0.15
Zinc (Zn), % 30 to 36
39.7 to 46
Residuals, % 0
0 to 0.5