MakeItFrom.com
Menu (ESC)

C87800 Brass vs. C71000 Copper-nickel

Both C87800 brass and C71000 copper-nickel are copper alloys. They have 78% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C87800 brass and the bottom bar is C71000 copper-nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
130
Poisson's Ratio 0.33
0.33
Rockwell B Hardness 86
59 to 85
Shear Modulus, GPa 42
49
Tensile Strength: Ultimate (UTS), MPa 590
320 to 560

Thermal Properties

Latent Heat of Fusion, J/g 260
230
Maximum Temperature: Mechanical, °C 170
240
Melting Completion (Liquidus), °C 920
1200
Melting Onset (Solidus), °C 820
1150
Specific Heat Capacity, J/kg-K 410
400
Thermal Conductivity, W/m-K 28
43
Thermal Expansion, µm/m-K 18
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 6.7
6.5
Electrical Conductivity: Equal Weight (Specific), % IACS 7.3
6.6

Otherwise Unclassified Properties

Base Metal Price, % relative 27
37
Density, g/cm3 8.3
8.9
Embodied Carbon, kg CO2/kg material 2.7
4.3
Embodied Energy, MJ/kg 44
63
Embodied Water, L/kg 300
290

Common Calculations

Stiffness to Weight: Axial, points 7.4
8.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 20
10 to 18
Strength to Weight: Bending, points 19
12 to 17
Thermal Diffusivity, mm2/s 8.3
12
Thermal Shock Resistance, points 21
12 to 20

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Antimony (Sb), % 0 to 0.050
0
Arsenic (As), % 0 to 0.050
0
Copper (Cu), % 80 to 84.2
73.5 to 80.5
Iron (Fe), % 0 to 0.15
0.5 to 1.0
Lead (Pb), % 0 to 0.15
0 to 0.050
Magnesium (Mg), % 0 to 0.010
0
Manganese (Mn), % 0 to 0.15
0 to 1.0
Nickel (Ni), % 0 to 0.2
19 to 23
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 3.8 to 4.2
0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 0 to 0.25
0
Zinc (Zn), % 12 to 16
0 to 1.0
Residuals, % 0
0 to 0.5