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C84800 Brass vs. C83400 Brass

Both C84800 brass and C83400 brass are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 88% 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 C84800 brass and the bottom bar is C83400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 18
30
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 39
42
Tensile Strength: Ultimate (UTS), MPa 230
240
Tensile Strength: Yield (Proof), MPa 100
69

Thermal Properties

Latent Heat of Fusion, J/g 180
200
Maximum Temperature: Mechanical, °C 150
180
Melting Completion (Liquidus), °C 950
1040
Melting Onset (Solidus), °C 830
1020
Specific Heat Capacity, J/kg-K 370
380
Thermal Conductivity, W/m-K 72
190
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
44
Electrical Conductivity: Equal Weight (Specific), % IACS 17
46

Otherwise Unclassified Properties

Base Metal Price, % relative 27
29
Density, g/cm3 8.6
8.7
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 46
43
Embodied Water, L/kg 340
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
55
Resilience: Unit (Modulus of Resilience), kJ/m3 53
21
Stiffness to Weight: Axial, points 6.6
7.2
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 7.3
7.7
Strength to Weight: Bending, points 9.6
9.9
Thermal Diffusivity, mm2/s 23
57
Thermal Shock Resistance, points 8.2
8.4

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0 to 0.0050
Antimony (Sb), % 0 to 0.25
0 to 0.25
Copper (Cu), % 75 to 77
88 to 92
Iron (Fe), % 0 to 0.4
0 to 0.25
Lead (Pb), % 5.5 to 7.0
0 to 0.5
Nickel (Ni), % 0 to 1.0
0 to 1.0
Phosphorus (P), % 0 to 1.5
0 to 0.030
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 3.0
0 to 0.2
Zinc (Zn), % 13 to 17
8.0 to 12
Residuals, % 0
0 to 0.7