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C46500 Brass vs. C77000 Nickel Silver

Both C46500 brass and C77000 nickel silver are copper alloys. They have 82% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C46500 brass and the bottom bar is C77000 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Poisson's Ratio 0.31
0.31
Rockwell B Hardness 55 to 95
52 to 99
Rockwell Superficial 30T Hardness 55 to 68
49 to 90
Shear Modulus, GPa 40
46
Tensile Strength: Ultimate (UTS), MPa 380 to 610
420 to 800

Thermal Properties

Latent Heat of Fusion, J/g 170
200
Maximum Temperature: Mechanical, °C 120
180
Melting Completion (Liquidus), °C 900
1050
Melting Onset (Solidus), °C 890
1000
Specific Heat Capacity, J/kg-K 380
400
Thermal Conductivity, W/m-K 120
29
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
5.5
Electrical Conductivity: Equal Weight (Specific), % IACS 29
6.0

Otherwise Unclassified Properties

Base Metal Price, % relative 23
31
Density, g/cm3 8.0
8.3
Embodied Carbon, kg CO2/kg material 2.7
4.1
Embodied Energy, MJ/kg 47
63
Embodied Water, L/kg 330
300

Common Calculations

Stiffness to Weight: Axial, points 7.2
8.1
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 13 to 21
14 to 27
Strength to Weight: Bending, points 15 to 20
15 to 23
Thermal Diffusivity, mm2/s 38
8.8
Thermal Shock Resistance, points 13 to 20
15 to 28

Alloy Composition

Arsenic (As), % 0.020 to 0.060
0
Copper (Cu), % 59 to 62
53.5 to 56.5
Iron (Fe), % 0 to 0.1
0 to 0.25
Lead (Pb), % 0 to 0.2
0 to 0.050
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0
16.5 to 19.5
Tin (Sn), % 0.5 to 1.0
0
Zinc (Zn), % 36.2 to 40.5
22.7 to 30
Residuals, % 0
0 to 0.5

Comparable Variants