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C33500 Brass vs. C84500 Brass

Both C33500 brass and C84500 brass are copper alloys. They have 76% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C33500 brass and the bottom bar is C84500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 3.0 to 28
28
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
39
Tensile Strength: Ultimate (UTS), MPa 340 to 650
240
Tensile Strength: Yield (Proof), MPa 120 to 420
97

Thermal Properties

Latent Heat of Fusion, J/g 170
180
Maximum Temperature: Mechanical, °C 120
150
Melting Completion (Liquidus), °C 930
980
Melting Onset (Solidus), °C 900
840
Specific Heat Capacity, J/kg-K 390
360
Thermal Conductivity, W/m-K 120
72
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
16
Electrical Conductivity: Equal Weight (Specific), % IACS 29
17

Otherwise Unclassified Properties

Base Metal Price, % relative 24
28
Density, g/cm3 8.1
8.7
Embodied Carbon, kg CO2/kg material 2.7
2.9
Embodied Energy, MJ/kg 45
47
Embodied Water, L/kg 320
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 8.0 to 160
54
Resilience: Unit (Modulus of Resilience), kJ/m3 69 to 860
45
Stiffness to Weight: Axial, points 7.2
6.6
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 12 to 22
7.7
Strength to Weight: Bending, points 13 to 21
9.8
Thermal Diffusivity, mm2/s 37
23
Thermal Shock Resistance, points 11 to 22
8.6

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Copper (Cu), % 62 to 65
77 to 79
Iron (Fe), % 0 to 0.1
0 to 0.4
Lead (Pb), % 0.25 to 0.7
6.0 to 7.5
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
2.0 to 4.0
Zinc (Zn), % 33.8 to 37.8
10 to 14
Residuals, % 0
0 to 0.7