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CC380H Copper-nickel vs. C84200 Brass

Both CC380H copper-nickel and C84200 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 81% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is CC380H copper-nickel and the bottom bar is C84200 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 26
15
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 47
40
Tensile Strength: Ultimate (UTS), MPa 310
250
Tensile Strength: Yield (Proof), MPa 120
120

Thermal Properties

Latent Heat of Fusion, J/g 220
180
Maximum Temperature: Mechanical, °C 220
150
Melting Completion (Liquidus), °C 1130
990
Melting Onset (Solidus), °C 1080
840
Specific Heat Capacity, J/kg-K 390
370
Thermal Conductivity, W/m-K 46
72
Thermal Expansion, µm/m-K 17
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
16
Electrical Conductivity: Equal Weight (Specific), % IACS 11
17

Otherwise Unclassified Properties

Base Metal Price, % relative 36
30
Density, g/cm3 8.9
8.5
Embodied Carbon, kg CO2/kg material 3.8
3.1
Embodied Energy, MJ/kg 58
51
Embodied Water, L/kg 300
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 65
31
Resilience: Unit (Modulus of Resilience), kJ/m3 59
72
Stiffness to Weight: Axial, points 7.8
6.9
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 9.8
8.2
Strength to Weight: Bending, points 12
10
Thermal Diffusivity, mm2/s 13
23
Thermal Shock Resistance, points 11
9.1

Alloy Composition

Aluminum (Al), % 0 to 0.010
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 84.5 to 89
78 to 82
Iron (Fe), % 1.0 to 1.8
0 to 0.4
Lead (Pb), % 0 to 0.030
2.0 to 3.0
Manganese (Mn), % 1.0 to 1.5
0
Nickel (Ni), % 9.0 to 11
0 to 0.8
Niobium (Nb), % 0 to 1.0
0
Phosphorus (P), % 0
0 to 1.5
Silicon (Si), % 0 to 0.1
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
4.0 to 6.0
Zinc (Zn), % 0 to 0.5
10 to 16
Residuals, % 0
0 to 0.7