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C66700 Brass vs. AWS BNi-2

C66700 brass belongs to the copper alloys classification, while AWS BNi-2 belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is C66700 brass and the bottom bar is AWS BNi-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
180
Poisson's Ratio 0.31
0.3
Shear Modulus, GPa 41
68
Tensile Strength: Ultimate (UTS), MPa 340 to 690
440

Thermal Properties

Latent Heat of Fusion, J/g 180
360
Melting Completion (Liquidus), °C 1090
1000
Melting Onset (Solidus), °C 1050
970
Specific Heat Capacity, J/kg-K 390
490
Thermal Expansion, µm/m-K 20
11

Otherwise Unclassified Properties

Base Metal Price, % relative 25
55
Density, g/cm3 8.2
8.2
Embodied Carbon, kg CO2/kg material 2.7
9.3
Embodied Energy, MJ/kg 45
130
Embodied Water, L/kg 320
230

Common Calculations

Stiffness to Weight: Axial, points 7.3
12
Stiffness to Weight: Bending, points 19
23
Strength to Weight: Axial, points 11 to 23
15
Strength to Weight: Bending, points 13 to 21
16
Thermal Shock Resistance, points 11 to 23
16

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Boron (B), % 0
2.8 to 3.5
Carbon (C), % 0
0 to 0.060
Chromium (Cr), % 0
6.0 to 8.0
Cobalt (Co), % 0
0 to 0.1
Copper (Cu), % 68.5 to 71.5
0
Iron (Fe), % 0 to 0.1
2.5 to 3.5
Lead (Pb), % 0 to 0.070
0
Manganese (Mn), % 0.8 to 1.5
0
Nickel (Ni), % 0
79.1 to 84.8
Phosphorus (P), % 0
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0
4.0 to 5.0
Sulfur (S), % 0
0 to 0.020
Titanium (Ti), % 0
0 to 0.050
Zinc (Zn), % 26.3 to 30.7
0
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5