MakeItFrom.com
Menu (ESC)

C90500 Gun Metal vs. C18100 Copper

Both C90500 gun metal and C18100 copper 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 (5, in this case) are not shown.

For each property being compared, the top bar is C90500 gun metal and the bottom bar is C18100 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 20
8.3
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 40
47
Tensile Strength: Ultimate (UTS), MPa 320
510
Tensile Strength: Yield (Proof), MPa 160
460

Thermal Properties

Latent Heat of Fusion, J/g 190
210
Maximum Temperature: Mechanical, °C 170
200
Melting Completion (Liquidus), °C 1000
1080
Melting Onset (Solidus), °C 850
1020
Specific Heat Capacity, J/kg-K 370
390
Thermal Conductivity, W/m-K 75
320
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 11
80
Electrical Conductivity: Equal Weight (Specific), % IACS 11
81

Otherwise Unclassified Properties

Base Metal Price, % relative 35
31
Density, g/cm3 8.7
8.9
Embodied Carbon, kg CO2/kg material 3.6
2.7
Embodied Energy, MJ/kg 59
43
Embodied Water, L/kg 390
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 54
40
Resilience: Unit (Modulus of Resilience), kJ/m3 110
900
Stiffness to Weight: Axial, points 6.9
7.3
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 10
16
Strength to Weight: Bending, points 12
16
Thermal Diffusivity, mm2/s 23
94
Thermal Shock Resistance, points 12
18

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.2
0
Chromium (Cr), % 0
0.4 to 1.2
Copper (Cu), % 86 to 89
98.7 to 99.49
Iron (Fe), % 0 to 0.2
0
Lead (Pb), % 0 to 0.3
0
Magnesium (Mg), % 0
0.030 to 0.060
Nickel (Ni), % 0 to 1.0
0
Phosphorus (P), % 0 to 1.5
0
Silicon (Si), % 0 to 0.0050
0
Sulfur (S), % 0 to 0.050
0
Tin (Sn), % 9.0 to 11
0
Zinc (Zn), % 1.0 to 3.0
0
Zirconium (Zr), % 0
0.080 to 0.2
Residuals, % 0
0 to 0.5