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CC381H Copper-nickel vs. C91300 Bell Metal

Both CC381H copper-nickel and C91300 bell metal are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 68% 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 CC381H copper-nickel and the bottom bar is C91300 bell metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
100
Elongation at Break, % 20
0.5
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 52
38
Tensile Strength: Ultimate (UTS), MPa 380
240
Tensile Strength: Yield (Proof), MPa 140
210

Thermal Properties

Latent Heat of Fusion, J/g 240
180
Maximum Temperature: Mechanical, °C 260
150
Melting Completion (Liquidus), °C 1180
890
Melting Onset (Solidus), °C 1120
820
Specific Heat Capacity, J/kg-K 410
360
Thermal Expansion, µm/m-K 16
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.8
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 6.9
7.4

Otherwise Unclassified Properties

Base Metal Price, % relative 40
39
Density, g/cm3 8.9
8.6
Embodied Carbon, kg CO2/kg material 5.0
4.5
Embodied Energy, MJ/kg 73
74
Embodied Water, L/kg 280
460

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 60
1.1
Resilience: Unit (Modulus of Resilience), kJ/m3 68
210
Stiffness to Weight: Axial, points 8.6
6.6
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 12
7.8
Strength to Weight: Bending, points 13
10
Thermal Shock Resistance, points 13
9.3

Alloy Composition


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Aluminum (Al), % 0 to 0.010
0 to 0.0050
Antimony (Sb), % 0
0 to 0.2
Carbon (C), % 0 to 0.030
0
Copper (Cu), % 64.5 to 69.9
79 to 82
Iron (Fe), % 0.5 to 1.5
0 to 0.25
Lead (Pb), % 0 to 0.030
0 to 0.25
Manganese (Mn), % 0.6 to 1.2
0
Nickel (Ni), % 29 to 31
0 to 0.5
Phosphorus (P), % 0 to 0.010
0 to 1.5
Silicon (Si), % 0 to 0.1
0 to 0.0050
Sulfur (S), % 0 to 0.010
0 to 0.050
Tin (Sn), % 0
18 to 20
Zinc (Zn), % 0 to 0.5
0 to 0.25
Residuals, % 0
0 to 0.6