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C84500 Brass vs. C84800 Brass

Both C84500 brass and C84800 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have a very high 98% 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 C84500 brass and the bottom bar is C84800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 28
18
Poisson's Ratio 0.34
0.33
Shear Modulus, GPa 39
39
Tensile Strength: Ultimate (UTS), MPa 240
230
Tensile Strength: Yield (Proof), MPa 97
100

Thermal Properties

Latent Heat of Fusion, J/g 180
180
Maximum Temperature: Mechanical, °C 150
150
Melting Completion (Liquidus), °C 980
950
Melting Onset (Solidus), °C 840
830
Specific Heat Capacity, J/kg-K 360
370
Thermal Conductivity, W/m-K 72
72
Thermal Expansion, µm/m-K 19
19

Electrical Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 28
27
Density, g/cm3 8.7
8.6
Embodied Carbon, kg CO2/kg material 2.9
2.8
Embodied Energy, MJ/kg 47
46
Embodied Water, L/kg 340
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54
34
Resilience: Unit (Modulus of Resilience), kJ/m3 45
53
Stiffness to Weight: Axial, points 6.6
6.6
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 7.7
7.3
Strength to Weight: Bending, points 9.8
9.6
Thermal Diffusivity, mm2/s 23
23
Thermal Shock Resistance, points 8.6
8.2

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.0050
Antimony (Sb), % 0 to 0.25
0 to 0.25
Copper (Cu), % 77 to 79
75 to 77
Iron (Fe), % 0 to 0.4
0 to 0.4
Lead (Pb), % 6.0 to 7.5
5.5 to 7.0
Nickel (Ni), % 0 to 1.0
0 to 1.0
Phosphorus (P), % 0 to 0.020
0 to 1.5
Silicon (Si), % 0 to 0.0050
0 to 0.0050
Sulfur (S), % 0 to 0.080
0 to 0.080
Tin (Sn), % 2.0 to 4.0
2.0 to 3.0
Zinc (Zn), % 10 to 14
13 to 17
Residuals, % 0
0 to 0.7