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CC751S Brass vs. C77100 Nickel Silver

Both CC751S brass and C77100 nickel silver are copper alloys. They have 86% of their average alloy composition in common. There are 26 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 CC751S brass and the bottom bar is C77100 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 40
45
Tensile Strength: Ultimate (UTS), MPa 450
600
Tensile Strength: Yield (Proof), MPa 320
540

Thermal Properties

Latent Heat of Fusion, J/g 190
180
Maximum Temperature: Mechanical, °C 130
150
Melting Completion (Liquidus), °C 850
990
Melting Onset (Solidus), °C 810
950
Specific Heat Capacity, J/kg-K 390
390
Thermal Conductivity, W/m-K 110
40
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 28
8.5

Otherwise Unclassified Properties

Base Metal Price, % relative 24
27
Density, g/cm3 8.1
8.1
Embodied Carbon, kg CO2/kg material 2.8
3.5
Embodied Energy, MJ/kg 46
56
Embodied Water, L/kg 330
310

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 480
1280
Stiffness to Weight: Axial, points 7.2
7.8
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 15
21
Strength to Weight: Bending, points 16
20
Thermal Diffusivity, mm2/s 35
13
Thermal Shock Resistance, points 15
19

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Antimony (Sb), % 0 to 0.5
0
Copper (Cu), % 62.7 to 66
52 to 56
Iron (Fe), % 0.25 to 0.5
0
Lead (Pb), % 0.8 to 2.2
0 to 0.030
Manganese (Mn), % 0 to 0.15
0 to 0.9
Nickel (Ni), % 0 to 0.8
9.0 to 12
Silicon (Si), % 0.65 to 1.1
0
Tin (Sn), % 0 to 0.8
0
Zinc (Zn), % 27.9 to 35.6
30.6 to 39
Residuals, % 0
0 to 0.5