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C94300 Bronze vs. CC380H Copper-nickel

Both C94300 bronze and CC380H copper-nickel are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 70% 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 C94300 bronze and the bottom bar is CC380H copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
120
Elongation at Break, % 9.7
26
Poisson's Ratio 0.36
0.34
Shear Modulus, GPa 32
47
Tensile Strength: Ultimate (UTS), MPa 180
310
Tensile Strength: Yield (Proof), MPa 120
120

Thermal Properties

Latent Heat of Fusion, J/g 150
220
Maximum Temperature: Mechanical, °C 110
220
Melting Completion (Liquidus), °C 820
1130
Melting Onset (Solidus), °C 760
1080
Specific Heat Capacity, J/kg-K 320
390
Thermal Conductivity, W/m-K 63
46
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
11
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
11

Otherwise Unclassified Properties

Base Metal Price, % relative 28
36
Density, g/cm3 9.3
8.9
Embodied Carbon, kg CO2/kg material 2.9
3.8
Embodied Energy, MJ/kg 47
58
Embodied Water, L/kg 370
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15
65
Resilience: Unit (Modulus of Resilience), kJ/m3 77
59
Stiffness to Weight: Axial, points 5.2
7.8
Stiffness to Weight: Bending, points 16
19
Strength to Weight: Axial, points 5.2
9.8
Strength to Weight: Bending, points 7.4
12
Thermal Diffusivity, mm2/s 21
13
Thermal Shock Resistance, points 7.1
11

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.010
Antimony (Sb), % 0 to 0.8
0
Copper (Cu), % 67 to 72
84.5 to 89
Iron (Fe), % 0 to 0.15
1.0 to 1.8
Lead (Pb), % 23 to 27
0 to 0.030
Manganese (Mn), % 0
1.0 to 1.5
Nickel (Ni), % 0 to 1.0
9.0 to 11
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0 to 0.1
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 4.5 to 6.0
0
Zinc (Zn), % 0 to 0.8
0 to 0.5
Residuals, % 0 to 1.0
0