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R60802 Alloy vs. C18700 Copper

R60802 alloy belongs to the otherwise unclassified metals classification, while C18700 copper belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is R60802 alloy and the bottom bar is C18700 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
110
Elongation at Break, % 22
9.0 to 9.6
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 36
43
Tensile Strength: Ultimate (UTS), MPa 430
290 to 330
Tensile Strength: Yield (Proof), MPa 270
230 to 250

Thermal Properties

Latent Heat of Fusion, J/g 250
210
Specific Heat Capacity, J/kg-K 270
380
Thermal Conductivity, W/m-K 22
380
Thermal Expansion, µm/m-K 6.0
17

Otherwise Unclassified Properties

Density, g/cm3 6.5
9.0
Embodied Water, L/kg 290
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 85
24 to 29
Resilience: Unit (Modulus of Resilience), kJ/m3 380
240 to 280
Stiffness to Weight: Axial, points 8.3
7.1
Stiffness to Weight: Bending, points 23
18
Strength to Weight: Axial, points 18
9.0 to 10
Strength to Weight: Bending, points 19
11 to 12
Thermal Diffusivity, mm2/s 12
110
Thermal Shock Resistance, points 53
10 to 12

Alloy Composition

Chromium (Cr), % 0.050 to 0.15
0
Copper (Cu), % 0
98 to 99.2
Iron (Fe), % 0.070 to 0.2
0
Lead (Pb), % 0
0.8 to 1.5
Nickel (Ni), % 0.030 to 0.080
0
Tin (Sn), % 1.2 to 1.7
0
Zirconium (Zr), % 97.8 to 98.7
0
Residuals, % 0
0 to 0.5