C96700 Copper vs. ASTM A387 Grade 21L Class 1
C96700 copper belongs to the copper alloys classification, while ASTM A387 grade 21L class 1 belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is C96700 copper and the bottom bar is ASTM A387 grade 21L class 1.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 190 |
| Elongation at Break, % | 10 | |
| 21 |
| Poisson's Ratio | 0.33 | |
| 0.29 |
| Shear Modulus, GPa | 53 | |
| 74 |
| Tensile Strength: Ultimate (UTS), MPa | 1210 | |
| 500 |
| Tensile Strength: Yield (Proof), MPa | 550 | |
| 230 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 260 |
| Maximum Temperature: Mechanical, °C | 310 | |
| 480 |
| Melting Completion (Liquidus), °C | 1170 | |
| 1470 |
| Melting Onset (Solidus), °C | 1110 | |
| 1430 |
| Specific Heat Capacity, J/kg-K | 400 | |
| 470 |
| Thermal Conductivity, W/m-K | 30 | |
| 41 |
| Thermal Expansion, µm/m-K | 15 | |
| 13 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 90 | |
| 4.1 |
| Density, g/cm3 | 8.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 9.5 | |
| 1.8 |
| Embodied Energy, MJ/kg | 140 | |
| 23 |
| Embodied Water, L/kg | 280 | |
| 62 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 99 | |
| 84 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 1080 | |
| 140 |
| Stiffness to Weight: Axial, points | 8.9 | |
| 13 |
| Stiffness to Weight: Bending, points | 20 | |
| 24 |
| Strength to Weight: Axial, points | 38 | |
| 18 |
| Strength to Weight: Bending, points | 29 | |
| 18 |
| Thermal Diffusivity, mm2/s | 8.5 | |
| 11 |
| Thermal Shock Resistance, points | 40 | |
| 14 |
Alloy Composition
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| Beryllium (Be), % | 1.1 to 1.2 | |
| 0 |
| Carbon (C), % | 0 | |
| 0 to 0.1 |
| Chromium (Cr), % | 0 | |
| 2.8 to 3.3 |
| Copper (Cu), % | 62.4 to 68.8 | |
| 0 |
| Iron (Fe), % | 0.4 to 1.0 | |
| 94.4 to 96.1 |
| Lead (Pb), % | 0 to 0.010 | |
| 0 |
| Manganese (Mn), % | 0.4 to 1.0 | |
| 0.3 to 0.6 |
| Molybdenum (Mo), % | 0 | |
| 0.9 to 1.1 |
| Nickel (Ni), % | 29 to 33 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 to 0.15 | |
| 0 to 0.5 |
| Sulfur (S), % | 0 | |
| 0 to 0.025 |
| Titanium (Ti), % | 0.15 to 0.35 | |
| 0 |
| Zirconium (Zr), % | 0.15 to 0.35 | |
| 0 |
| Residuals, % | 0 to 0.5 | |
| 0 |