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AWS BNi-2 vs. C23400 Brass

AWS BNi-2 belongs to the nickel alloys classification, while C23400 brass belongs to the copper alloys. There are 19 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-2 and the bottom bar is C23400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
110
Poisson's Ratio 0.3
0.32
Shear Modulus, GPa 68
42
Tensile Strength: Ultimate (UTS), MPa 440
370 to 640

Thermal Properties

Latent Heat of Fusion, J/g 360
190
Melting Completion (Liquidus), °C 1000
970
Melting Onset (Solidus), °C 970
930
Specific Heat Capacity, J/kg-K 490
390
Thermal Expansion, µm/m-K 11
19

Otherwise Unclassified Properties

Base Metal Price, % relative 55
27
Density, g/cm3 8.2
8.5
Embodied Carbon, kg CO2/kg material 9.3
2.6
Embodied Energy, MJ/kg 130
43
Embodied Water, L/kg 230
320

Common Calculations

Stiffness to Weight: Axial, points 12
7.2
Stiffness to Weight: Bending, points 23
19
Strength to Weight: Axial, points 15
12 to 21
Strength to Weight: Bending, points 16
13 to 19
Thermal Shock Resistance, points 16
12 to 22

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 2.8 to 3.5
0
Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 6.0 to 8.0
0
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
81 to 84
Iron (Fe), % 2.5 to 3.5
0 to 0.050
Lead (Pb), % 0
0 to 0.050
Nickel (Ni), % 79.1 to 84.8
0
Phosphorus (P), % 0 to 0.020
0
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 4.0 to 5.0
0
Sulfur (S), % 0 to 0.020
0
Titanium (Ti), % 0 to 0.050
0
Zinc (Zn), % 0
15.7 to 19
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0
0 to 0.2