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C87900 Brass vs. AWS BNi-4

C87900 brass belongs to the copper alloys classification, while AWS BNi-4 belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is C87900 brass and the bottom bar is AWS BNi-4.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
180
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 41
67
Tensile Strength: Ultimate (UTS), MPa 480
430

Thermal Properties

Latent Heat of Fusion, J/g 190
340
Melting Completion (Liquidus), °C 930
1070
Melting Onset (Solidus), °C 900
980
Specific Heat Capacity, J/kg-K 390
470
Thermal Expansion, µm/m-K 20
11

Otherwise Unclassified Properties

Base Metal Price, % relative 24
60
Density, g/cm3 8.1
8.5
Embodied Carbon, kg CO2/kg material 2.7
10
Embodied Energy, MJ/kg 46
140
Embodied Water, L/kg 320
220

Common Calculations

Stiffness to Weight: Axial, points 7.3
12
Stiffness to Weight: Bending, points 20
22
Strength to Weight: Axial, points 17
14
Strength to Weight: Bending, points 17
15
Thermal Shock Resistance, points 16
16

Alloy Composition


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Aluminum (Al), % 0 to 0.15
0 to 0.050
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Boron (B), % 0
1.5 to 2.2
Carbon (C), % 0
0 to 0.060
Cobalt (Co), % 0
0 to 0.1
Copper (Cu), % 63 to 69.2
0
Iron (Fe), % 0 to 0.4
0 to 1.5
Lead (Pb), % 0 to 0.25
0
Manganese (Mn), % 0 to 0.15
0
Nickel (Ni), % 0 to 0.5
91.4 to 95.5
Phosphorus (P), % 0 to 0.010
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0.8 to 1.2
3.0 to 4.0
Sulfur (S), % 0 to 0.050
0 to 0.020
Tin (Sn), % 0 to 0.25
0
Titanium (Ti), % 0
0 to 0.050
Zinc (Zn), % 30 to 36
0
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5