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C33500 Brass vs. C97600 Dairy Metal

Both C33500 brass and C97600 dairy metal are copper alloys. 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 (3, in this case) are not shown.

For each property being compared, the top bar is C33500 brass and the bottom bar is C97600 dairy metal.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 3.0 to 28
11
Poisson's Ratio 0.31
0.33
Shear Modulus, GPa 40
46
Tensile Strength: Ultimate (UTS), MPa 340 to 650
310
Tensile Strength: Yield (Proof), MPa 120 to 420
140

Thermal Properties

Latent Heat of Fusion, J/g 170
210
Maximum Temperature: Mechanical, °C 120
210
Melting Completion (Liquidus), °C 930
1140
Melting Onset (Solidus), °C 900
1110
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 120
22
Thermal Expansion, µm/m-K 20
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
5.0
Electrical Conductivity: Equal Weight (Specific), % IACS 29
5.1

Otherwise Unclassified Properties

Base Metal Price, % relative 24
37
Density, g/cm3 8.1
8.8
Embodied Carbon, kg CO2/kg material 2.7
4.6
Embodied Energy, MJ/kg 45
69
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.0 to 160
29
Resilience: Unit (Modulus of Resilience), kJ/m3 69 to 860
85
Stiffness to Weight: Axial, points 7.2
7.7
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 12 to 22
9.8
Strength to Weight: Bending, points 13 to 21
12
Thermal Diffusivity, mm2/s 37
6.5
Thermal Shock Resistance, points 11 to 22
11

Alloy Composition


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Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 62 to 65
63 to 67
Iron (Fe), % 0 to 0.1
0 to 1.5
Lead (Pb), % 0.25 to 0.7
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), % 33.8 to 37.8
3.0 to 9.0
Residuals, % 0 to 0.4
0 to 0.3