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C84800 Brass vs. C42500 Brass

Both C84800 brass and C42500 brass are copper alloys. 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 (3, in this case) are not shown.

For each property being compared, the top bar is C84800 brass and the bottom bar is C42500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 18
2.0 to 49
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 39
42
Tensile Strength: Ultimate (UTS), MPa 230
310 to 630
Tensile Strength: Yield (Proof), MPa 100
120 to 590

Thermal Properties

Latent Heat of Fusion, J/g 180
200
Maximum Temperature: Mechanical, °C 150
180
Melting Completion (Liquidus), °C 950
1030
Melting Onset (Solidus), °C 830
1010
Specific Heat Capacity, J/kg-K 370
380
Thermal Conductivity, W/m-K 72
120
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
28
Electrical Conductivity: Equal Weight (Specific), % IACS 17
29

Otherwise Unclassified Properties

Base Metal Price, % relative 27
30
Density, g/cm3 8.6
8.7
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 46
46
Embodied Water, L/kg 340
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 34
12 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 53
64 to 1570
Stiffness to Weight: Axial, points 6.6
7.1
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 7.3
9.9 to 20
Strength to Weight: Bending, points 9.6
12 to 19
Thermal Diffusivity, mm2/s 23
36
Thermal Shock Resistance, points 8.2
11 to 22

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Copper (Cu), % 75 to 77
87 to 90
Iron (Fe), % 0 to 0.4
0 to 0.050
Lead (Pb), % 5.5 to 7.0
0 to 0.050
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 1.5
0 to 0.35
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 2.0 to 3.0
1.5 to 3.0
Zinc (Zn), % 13 to 17
6.1 to 11.5
Residuals, % 0
0 to 0.5