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AWS BNi-7 vs. C84800 Brass

AWS BNi-7 belongs to the nickel alloys classification, while C84800 brass belongs to the copper 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 AWS BNi-7 and the bottom bar is C84800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 170
100
Poisson's Ratio 0.3
0.33
Shear Modulus, GPa 67
39
Tensile Strength: Ultimate (UTS), MPa 550
230

Thermal Properties

Latent Heat of Fusion, J/g 280
180
Melting Completion (Liquidus), °C 890
950
Melting Onset (Solidus), °C 890
830
Specific Heat Capacity, J/kg-K 490
370
Thermal Expansion, µm/m-K 11
19

Otherwise Unclassified Properties

Base Metal Price, % relative 55
27
Density, g/cm3 8.0
8.6
Embodied Carbon, kg CO2/kg material 8.8
2.8
Embodied Energy, MJ/kg 120
46
Embodied Water, L/kg 240
340

Common Calculations

Stiffness to Weight: Axial, points 12
6.6
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 19
7.3
Strength to Weight: Bending, points 19
9.6
Thermal Shock Resistance, points 21
8.2

Alloy Composition

Aluminum (Al), % 0 to 0.050
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Boron (B), % 0 to 0.010
0
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 13 to 15
0
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
75 to 77
Iron (Fe), % 0 to 0.2
0 to 0.4
Lead (Pb), % 0
5.5 to 7.0
Manganese (Mn), % 0 to 0.040
0
Nickel (Ni), % 73.3 to 77.3
0 to 1.0
Phosphorus (P), % 9.7 to 10.5
0 to 1.5
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.1
0 to 0.0050
Sulfur (S), % 0 to 0.020
0 to 0.080
Tin (Sn), % 0
2.0 to 3.0
Titanium (Ti), % 0 to 0.050
0
Zinc (Zn), % 0
13 to 17
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0
0 to 0.7