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C94300 Bronze vs. C96300 Copper-nickel

Both C94300 bronze and C96300 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 C96300 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 87
130
Elongation at Break, % 9.7
11
Poisson's Ratio 0.36
0.33
Shear Modulus, GPa 32
49
Tensile Strength: Ultimate (UTS), MPa 180
580
Tensile Strength: Yield (Proof), MPa 120
430

Thermal Properties

Latent Heat of Fusion, J/g 150
230
Maximum Temperature: Mechanical, °C 110
240
Melting Completion (Liquidus), °C 820
1200
Melting Onset (Solidus), °C 760
1150
Specific Heat Capacity, J/kg-K 320
400
Thermal Conductivity, W/m-K 63
37
Thermal Expansion, µm/m-K 20
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
6.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
6.1

Otherwise Unclassified Properties

Base Metal Price, % relative 28
42
Density, g/cm3 9.3
8.9
Embodied Carbon, kg CO2/kg material 2.9
5.1
Embodied Energy, MJ/kg 47
76
Embodied Water, L/kg 370
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 15
59
Resilience: Unit (Modulus of Resilience), kJ/m3 77
720
Stiffness to Weight: Axial, points 5.2
8.2
Stiffness to Weight: Bending, points 16
19
Strength to Weight: Axial, points 5.2
18
Strength to Weight: Bending, points 7.4
17
Thermal Diffusivity, mm2/s 21
10
Thermal Shock Resistance, points 7.1
20

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.8
0
Carbon (C), % 0
0 to 0.15
Copper (Cu), % 67 to 72
72.3 to 80.8
Iron (Fe), % 0 to 0.15
0.5 to 1.5
Lead (Pb), % 23 to 27
0 to 0.010
Manganese (Mn), % 0
0.25 to 1.5
Nickel (Ni), % 0 to 1.0
18 to 22
Niobium (Nb), % 0
0.5 to 1.5
Phosphorus (P), % 0 to 1.5
0 to 0.020
Silicon (Si), % 0 to 0.0050
0 to 0.5
Sulfur (S), % 0 to 0.080
0 to 0.020
Tin (Sn), % 4.5 to 6.0
0
Zinc (Zn), % 0 to 0.8
0
Residuals, % 0
0 to 0.5