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C69400 Brass vs. CC380H Copper-nickel

Both C69400 brass and CC380H copper-nickel are copper alloys. They have 82% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C69400 brass and the bottom bar is CC380H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 17
26
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
47
Tensile Strength: Ultimate (UTS), MPa 570
310
Tensile Strength: Yield (Proof), MPa 270
120

Thermal Properties

Latent Heat of Fusion, J/g 260
220
Maximum Temperature: Mechanical, °C 170
220
Melting Completion (Liquidus), °C 920
1130
Melting Onset (Solidus), °C 820
1080
Specific Heat Capacity, J/kg-K 410
390
Thermal Conductivity, W/m-K 26
46
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.2
11
Electrical Conductivity: Equal Weight (Specific), % IACS 6.7
11

Otherwise Unclassified Properties

Base Metal Price, % relative 27
36
Density, g/cm3 8.3
8.9
Embodied Carbon, kg CO2/kg material 2.7
3.8
Embodied Energy, MJ/kg 44
58
Embodied Water, L/kg 300
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
65
Resilience: Unit (Modulus of Resilience), kJ/m3 340
59
Stiffness to Weight: Axial, points 7.4
7.8
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 19
9.8
Strength to Weight: Bending, points 18
12
Thermal Diffusivity, mm2/s 7.7
13
Thermal Shock Resistance, points 20
11

Alloy Composition

Aluminum (Al), % 0
0 to 0.010
Copper (Cu), % 80 to 83
84.5 to 89
Iron (Fe), % 0 to 0.2
1.0 to 1.8
Lead (Pb), % 0 to 0.3
0 to 0.030
Manganese (Mn), % 0
1.0 to 1.5
Nickel (Ni), % 0
9.0 to 11
Niobium (Nb), % 0
0 to 1.0
Silicon (Si), % 3.5 to 4.5
0 to 0.1
Zinc (Zn), % 11.5 to 16.5
0 to 0.5
Residuals, % 0 to 0.5
0