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C44500 Brass vs. C84500 Brass

Both C44500 brass and C84500 brass are copper alloys. They have 85% of their average alloy composition in common. There are 26 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 C44500 brass and the bottom bar is C84500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
100
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 41
39
Tensile Strength: Ultimate (UTS), MPa 350
240
Tensile Strength: Yield (Proof), MPa 120
97

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 140
150
Melting Completion (Liquidus), °C 940
980
Melting Onset (Solidus), °C 900
840
Specific Heat Capacity, J/kg-K 380
360
Thermal Conductivity, W/m-K 110
72
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
16
Electrical Conductivity: Equal Weight (Specific), % IACS 27
17

Otherwise Unclassified Properties

Base Metal Price, % relative 26
28
Density, g/cm3 8.3
8.7
Embodied Carbon, kg CO2/kg material 2.7
2.9
Embodied Energy, MJ/kg 46
47
Embodied Water, L/kg 330
340

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 65
45
Stiffness to Weight: Axial, points 7.2
6.6
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 12
7.7
Strength to Weight: Bending, points 13
9.8
Thermal Diffusivity, mm2/s 35
23
Thermal Shock Resistance, points 12
8.6

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 70 to 73
77 to 79
Iron (Fe), % 0 to 0.060
0 to 0.4
Lead (Pb), % 0 to 0.070
6.0 to 7.5
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0.020 to 0.1
0 to 0.020
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0.9 to 1.2
2.0 to 4.0
Zinc (Zn), % 25.2 to 29.1
10 to 14
Residuals, % 0
0 to 0.7