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C95200 Bronze vs. C97600 Dairy Metal

Both C95200 bronze and C97600 dairy metal are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 66% 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 C95200 bronze and the bottom bar is C97600 dairy metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 29
11
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 42
46
Tensile Strength: Ultimate (UTS), MPa 520
310
Tensile Strength: Yield (Proof), MPa 190
140

Thermal Properties

Latent Heat of Fusion, J/g 230
210
Maximum Temperature: Mechanical, °C 220
210
Melting Completion (Liquidus), °C 1050
1140
Melting Onset (Solidus), °C 1040
1110
Specific Heat Capacity, J/kg-K 430
380
Thermal Conductivity, W/m-K 50
22
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
5.0
Electrical Conductivity: Equal Weight (Specific), % IACS 12
5.1

Otherwise Unclassified Properties

Base Metal Price, % relative 28
37
Density, g/cm3 8.3
8.8
Embodied Carbon, kg CO2/kg material 3.0
4.6
Embodied Energy, MJ/kg 50
69
Embodied Water, L/kg 380
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
29
Resilience: Unit (Modulus of Resilience), kJ/m3 170
85
Stiffness to Weight: Axial, points 7.6
7.7
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 17
9.8
Strength to Weight: Bending, points 17
12
Thermal Diffusivity, mm2/s 14
6.5
Thermal Shock Resistance, points 19
11

Alloy Composition


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Aluminum (Al), % 8.5 to 9.5
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 86 to 89
63 to 67
Iron (Fe), % 2.5 to 4.0
0 to 1.5
Lead (Pb), % 0
3.0 to 5.0
Nickel (Ni), % 0
19 to 21.5
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.15
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
3.5 to 4.0
Zinc (Zn), % 0
3.0 to 9.0
Residuals, % 0 to 1.0
0 to 0.3