Annealed R60901 Alloy vs. ASTM A387 Grade 12 Class 1
Annealed R60901 alloy belongs to the otherwise unclassified metals classification, while ASTM A387 grade 12 class 1 belongs to the iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.
For each property being compared, the top bar is annealed R60901 alloy and the bottom bar is ASTM A387 grade 12 class 1.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 98 | |
| 190 |
| Elongation at Break, % | 22 | |
| 25 |
| Poisson's Ratio | 0.34 | |
| 0.29 |
| Shear Modulus, GPa | 37 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 500 | |
| 470 |
| Tensile Strength: Yield (Proof), MPa | 350 | |
| 260 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Melting Completion (Liquidus), °C | 1870 | |
| 1470 |
| Specific Heat Capacity, J/kg-K | 270 | |
| 470 |
| Thermal Conductivity, W/m-K | 17 | |
| 44 |
| Thermal Expansion, µm/m-K | 6.3 | |
| 13 |
Otherwise Unclassified Properties
| Density, g/cm3 | 6.6 | |
| 7.8 |
| Embodied Water, L/kg | 270 | |
| 51 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 100 | |
| 98 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 640 | |
| 180 |
| Stiffness to Weight: Axial, points | 8.3 | |
| 13 |
| Stiffness to Weight: Bending, points | 23 | |
| 24 |
| Strength to Weight: Axial, points | 21 | |
| 16 |
| Strength to Weight: Bending, points | 21 | |
| 17 |
| Thermal Diffusivity, mm2/s | 9.7 | |
| 12 |
| Thermal Shock Resistance, points | 58 | |
| 14 |
Alloy Composition
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| Carbon (C), % | 0 | |
| 0.050 to 0.17 |
| Chromium (Cr), % | 0 | |
| 0.8 to 1.2 |
| Iron (Fe), % | 0 | |
| 97 to 98.2 |
| Manganese (Mn), % | 0 | |
| 0.4 to 0.65 |
| Molybdenum (Mo), % | 0 | |
| 0.45 to 0.6 |
| Niobium (Nb), % | 2.4 to 2.8 | |
| 0 |
| Phosphorus (P), % | 0 | |
| 0 to 0.025 |
| Silicon (Si), % | 0 | |
| 0.15 to 0.4 |
| Sulfur (S), % | 0 | |
| 0 to 0.025 |
| Zirconium (Zr), % | 96.8 to 97.5 | |
| 0 |
| Residuals, % | 0 to 0.29 | |
| 0 |