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CC380H Copper-nickel vs. C69700 Brass

Both CC380H copper-nickel and C69700 brass are copper alloys. They have 78% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is CC380H copper-nickel and the bottom bar is C69700 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 26
25
Poisson's Ratio 0.34
0.32
Shear Modulus, GPa 47
41
Tensile Strength: Ultimate (UTS), MPa 310
470
Tensile Strength: Yield (Proof), MPa 120
230

Thermal Properties

Latent Heat of Fusion, J/g 220
240
Maximum Temperature: Mechanical, °C 220
160
Melting Completion (Liquidus), °C 1130
930
Melting Onset (Solidus), °C 1080
880
Specific Heat Capacity, J/kg-K 390
400
Thermal Conductivity, W/m-K 46
43
Thermal Expansion, µm/m-K 17
19

Otherwise Unclassified Properties

Base Metal Price, % relative 36
26
Density, g/cm3 8.9
8.3
Embodied Carbon, kg CO2/kg material 3.8
2.7
Embodied Energy, MJ/kg 58
44
Embodied Water, L/kg 300
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 65
99
Resilience: Unit (Modulus of Resilience), kJ/m3 59
250
Stiffness to Weight: Axial, points 7.8
7.3
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 9.8
16
Strength to Weight: Bending, points 12
16
Thermal Diffusivity, mm2/s 13
13
Thermal Shock Resistance, points 11
16

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Copper (Cu), % 84.5 to 89
75 to 80
Iron (Fe), % 1.0 to 1.8
0 to 0.2
Lead (Pb), % 0 to 0.030
0.5 to 1.5
Manganese (Mn), % 1.0 to 1.5
0 to 0.4
Nickel (Ni), % 9.0 to 11
0
Niobium (Nb), % 0 to 1.0
0
Silicon (Si), % 0 to 0.1
2.5 to 3.5
Zinc (Zn), % 0 to 0.5
13.9 to 22
Residuals, % 0
0 to 0.5