MakeItFrom.com
Menu (ESC)

C66200 Brass vs. C87800 Brass

Both C66200 brass and C87800 brass are copper alloys. They have a moderately high 92% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is C66200 brass and the bottom bar is C87800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 8.0 to 15
25
Poisson's Ratio 0.33
0.33
Shear Modulus, GPa 42
42
Tensile Strength: Ultimate (UTS), MPa 450 to 520
590
Tensile Strength: Yield (Proof), MPa 410 to 480
350

Thermal Properties

Latent Heat of Fusion, J/g 200
260
Maximum Temperature: Mechanical, °C 180
170
Melting Completion (Liquidus), °C 1070
920
Melting Onset (Solidus), °C 1030
820
Specific Heat Capacity, J/kg-K 390
410
Thermal Conductivity, W/m-K 150
28
Thermal Expansion, µm/m-K 18
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 35
6.7
Electrical Conductivity: Equal Weight (Specific), % IACS 36
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 29
27
Density, g/cm3 8.7
8.3
Embodied Carbon, kg CO2/kg material 2.7
2.7
Embodied Energy, MJ/kg 43
44
Embodied Water, L/kg 320
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40 to 66
130
Resilience: Unit (Modulus of Resilience), kJ/m3 760 to 1030
540
Stiffness to Weight: Axial, points 7.2
7.4
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 14 to 17
20
Strength to Weight: Bending, points 15 to 16
19
Thermal Diffusivity, mm2/s 45
8.3
Thermal Shock Resistance, points 16 to 18
21

Alloy Composition

Aluminum (Al), % 0
0 to 0.15
Antimony (Sb), % 0
0 to 0.050
Arsenic (As), % 0
0 to 0.050
Copper (Cu), % 86.6 to 91
80 to 84.2
Iron (Fe), % 0 to 0.050
0 to 0.15
Lead (Pb), % 0 to 0.050
0 to 0.15
Magnesium (Mg), % 0
0 to 0.010
Manganese (Mn), % 0
0 to 0.15
Nickel (Ni), % 0.3 to 1.0
0 to 0.2
Phosphorus (P), % 0.050 to 0.2
0 to 0.010
Silicon (Si), % 0
3.8 to 4.2
Sulfur (S), % 0
0 to 0.050
Tin (Sn), % 0.2 to 0.7
0 to 0.25
Zinc (Zn), % 6.5 to 12.9
12 to 16
Residuals, % 0
0 to 0.5