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C87500 Brass vs. AWS BNi-8

C87500 brass belongs to the copper alloys classification, while AWS BNi-8 belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is C87500 brass and the bottom bar is AWS BNi-8.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
180
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 42
67
Tensile Strength: Ultimate (UTS), MPa 460
570

Thermal Properties

Latent Heat of Fusion, J/g 260
390
Melting Completion (Liquidus), °C 920
1010
Melting Onset (Solidus), °C 820
980
Specific Heat Capacity, J/kg-K 410
480
Thermal Expansion, µm/m-K 18
13

Otherwise Unclassified Properties

Base Metal Price, % relative 27
46
Density, g/cm3 8.3
7.9
Embodied Carbon, kg CO2/kg material 2.7
8.2
Embodied Energy, MJ/kg 44
120
Embodied Water, L/kg 300
220

Common Calculations

Stiffness to Weight: Axial, points 7.4
12
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 16
20
Strength to Weight: Bending, points 16
19
Thermal Shock Resistance, points 17
17

Alloy Composition

Aluminum (Al), % 0 to 0.5
0 to 0.050
Carbon (C), % 0
0 to 0.060
Cobalt (Co), % 0
0 to 0.1
Copper (Cu), % 79 to 85
4.0 to 5.0
Lead (Pb), % 0 to 0.5
0
Manganese (Mn), % 0
21.5 to 24.5
Nickel (Ni), % 0
61.6 to 68.5
Phosphorus (P), % 0
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 3.0 to 5.0
6.0 to 8.0
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 0
0 to 0.050
Zinc (Zn), % 12 to 16
0
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5