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C23000 Brass vs. AWS ERNiCu-7

C23000 brass belongs to the copper alloys classification, while AWS ERNiCu-7 belongs to the nickel alloys. They have a modest 28% of their average alloy composition in common, which, by itself, doesn't mean much. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C23000 brass and the bottom bar is AWS ERNiCu-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
160
Elongation at Break, % 2.9 to 47
34
Poisson's Ratio 0.33
0.32
Shear Modulus, GPa 42
61
Tensile Strength: Ultimate (UTS), MPa 280 to 590
550

Thermal Properties

Latent Heat of Fusion, J/g 190
280
Melting Completion (Liquidus), °C 1030
1280
Melting Onset (Solidus), °C 990
1240
Specific Heat Capacity, J/kg-K 390
440
Thermal Conductivity, W/m-K 160
20
Thermal Expansion, µm/m-K 19
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 37
3.2
Electrical Conductivity: Equal Weight (Specific), % IACS 39
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 28
50
Density, g/cm3 8.6
8.7
Embodied Carbon, kg CO2/kg material 2.6
8.5
Embodied Energy, MJ/kg 43
120
Embodied Water, L/kg 310
250

Common Calculations

Stiffness to Weight: Axial, points 7.2
10
Stiffness to Weight: Bending, points 19
21
Strength to Weight: Axial, points 8.9 to 19
18
Strength to Weight: Bending, points 11 to 18
17
Thermal Diffusivity, mm2/s 48
5.3
Thermal Shock Resistance, points 9.4 to 20
19

Alloy Composition

Aluminum (Al), % 0
0 to 1.3
Carbon (C), % 0
0 to 0.15
Copper (Cu), % 84 to 86
18.3 to 36.5
Iron (Fe), % 0 to 0.050
0 to 2.5
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0 to 4.0
Nickel (Ni), % 0
62 to 69
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0
0 to 1.3
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0
1.5 to 3.0
Zinc (Zn), % 13.7 to 16
0
Residuals, % 0
0 to 0.5