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C44400 Brass vs. C77300 Nickel Silver

Both C44400 brass and C77300 nickel silver are copper alloys. They have 75% of their average alloy composition in common. There are 22 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 C44400 brass and the bottom bar is C77300 nickel silver.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Poisson's Ratio 0.32
0.3
Shear Modulus, GPa 41
42
Tensile Strength: Ultimate (UTS), MPa 350
540

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 140
130
Melting Completion (Liquidus), °C 940
940
Melting Onset (Solidus), °C 900
920
Specific Heat Capacity, J/kg-K 380
390
Thermal Expansion, µm/m-K 20
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
5.5
Electrical Conductivity: Equal Weight (Specific), % IACS 27
6.3

Otherwise Unclassified Properties

Base Metal Price, % relative 26
26
Density, g/cm3 8.3
7.9
Embodied Carbon, kg CO2/kg material 2.8
3.5
Embodied Energy, MJ/kg 46
56
Embodied Water, L/kg 330
310

Common Calculations

Stiffness to Weight: Axial, points 7.2
7.7
Stiffness to Weight: Bending, points 19
20
Strength to Weight: Axial, points 12
19
Strength to Weight: Bending, points 13
19
Thermal Shock Resistance, points 12
17

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Antimony (Sb), % 0.020 to 0.1
0
Copper (Cu), % 70 to 73
46 to 50
Iron (Fe), % 0 to 0.060
0
Lead (Pb), % 0 to 0.070
0 to 0.050
Nickel (Ni), % 0
9.0 to 11
Phosphorus (P), % 0
0 to 0.25
Silicon (Si), % 0
0.040 to 0.25
Tin (Sn), % 0.9 to 1.2
0
Zinc (Zn), % 25.2 to 29.1
37.9 to 45
Residuals, % 0
0 to 0.5