R05255 Alloy vs. CC381H Copper-nickel
R05255 alloy belongs to the otherwise unclassified metals classification, while CC381H copper-nickel 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 R05255 alloy and the bottom bar is CC381H copper-nickel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
140 |
Elongation at Break, % | 20 | |
20 |
Poisson's Ratio | 0.34 | |
0.33 |
Shear Modulus, GPa | 70 | |
52 |
Tensile Strength: Ultimate (UTS), MPa | 540 | |
380 |
Tensile Strength: Yield (Proof), MPa | 450 | |
140 |
Thermal Properties
Latent Heat of Fusion, J/g | 140 | |
240 |
Specific Heat Capacity, J/kg-K | 140 | |
410 |
Thermal Conductivity, W/m-K | 59 | |
30 |
Thermal Expansion, µm/m-K | 6.6 | |
16 |
Otherwise Unclassified Properties
Density, g/cm3 | 17 | |
8.9 |
Embodied Water, L/kg | 630 | |
280 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 100 | |
60 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 530 | |
68 |
Stiffness to Weight: Axial, points | 6.3 | |
8.6 |
Stiffness to Weight: Bending, points | 11 | |
19 |
Strength to Weight: Axial, points | 9.1 | |
12 |
Strength to Weight: Bending, points | 8.9 | |
13 |
Thermal Diffusivity, mm2/s | 25 | |
8.4 |
Thermal Shock Resistance, points | 31 | |
13 |
Alloy Composition
Aluminum (Al), % | 0 | |
0 to 0.010 |
Carbon (C), % | 0 to 0.010 | |
0 to 0.030 |
Copper (Cu), % | 0 | |
64.5 to 69.9 |
Hydrogen (H), % | 0 to 0.0015 | |
0 |
Iron (Fe), % | 0 to 0.010 | |
0.5 to 1.5 |
Lead (Pb), % | 0 | |
0 to 0.030 |
Manganese (Mn), % | 0 | |
0.6 to 1.2 |
Molybdenum (Mo), % | 0 to 0.020 | |
0 |
Nickel (Ni), % | 0 to 0.010 | |
29 to 31 |
Niobium (Nb), % | 0 to 0.5 | |
0 |
Nitrogen (N), % | 0 to 0.010 | |
0 |
Oxygen (O), % | 0 to 0.015 | |
0 |
Phosphorus (P), % | 0 | |
0 to 0.010 |
Silicon (Si), % | 0 to 0.0050 | |
0 to 0.1 |
Sulfur (S), % | 0 | |
0 to 0.010 |
Tantalum (Ta), % | 95.9 to 98 | |
0 |
Titanium (Ti), % | 0 to 0.010 | |
0 |
Tungsten (W), % | 2.0 to 3.5 | |
0 |
Zinc (Zn), % | 0 | |
0 to 0.5 |