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C85500 Brass vs. C85800 Brass

Both C85500 brass and C85800 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 29 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 C85500 brass and the bottom bar is C85800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
100
Elongation at Break, % 40
15
Poisson's Ratio 0.31
0.31
Rockwell B Hardness 55
56
Shear Modulus, GPa 40
40
Tensile Strength: Ultimate (UTS), MPa 410
380
Tensile Strength: Yield (Proof), MPa 160
210

Thermal Properties

Latent Heat of Fusion, J/g 170
170
Maximum Temperature: Mechanical, °C 120
120
Melting Completion (Liquidus), °C 900
900
Melting Onset (Solidus), °C 890
870
Specific Heat Capacity, J/kg-K 390
380
Thermal Conductivity, W/m-K 120
84
Thermal Expansion, µm/m-K 21
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
20
Electrical Conductivity: Equal Weight (Specific), % IACS 29
22

Otherwise Unclassified Properties

Base Metal Price, % relative 23
24
Density, g/cm3 8.0
8.0
Embodied Carbon, kg CO2/kg material 2.7
2.8
Embodied Energy, MJ/kg 46
47
Embodied Water, L/kg 320
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
48
Resilience: Unit (Modulus of Resilience), kJ/m3 120
210
Stiffness to Weight: Axial, points 7.3
7.2
Stiffness to Weight: Bending, points 20
20
Strength to Weight: Axial, points 14
13
Strength to Weight: Bending, points 15
15
Thermal Diffusivity, mm2/s 38
27
Thermal Shock Resistance, points 14
13

Alloy Composition

Aluminum (Al), % 0
0 to 0.55
Antimony (Sb), % 0
0 to 0.050
Arsenic (As), % 0
0 to 0.050
Copper (Cu), % 59 to 63
57 to 69
Iron (Fe), % 0 to 0.2
0 to 0.5
Lead (Pb), % 0 to 0.2
0 to 1.5
Manganese (Mn), % 0 to 0.2
0 to 0.25
Nickel (Ni), % 0 to 0.2
0 to 0.5
Phosphorus (P), % 0
0 to 0.010
Silicon (Si), % 0
0 to 0.25
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0 to 0.2
0 to 1.5
Zinc (Zn), % 35.1 to 41
31 to 41
Residuals, % 0
0 to 1.3