ASTM A732 Cast Steel vs. ASTM B817 Type II
ASTM A732 cast steel belongs to the iron alloys classification, while ASTM B817 type II belongs to the titanium alloys. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is ASTM A732 cast steel and the bottom bar is ASTM B817 type II.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 100 |
| Elongation at Break, % | 4.0 to 25 | |
| 3.0 to 13 |
| Fatigue Strength, MPa | 230 to 750 | |
| 390 to 530 |
| Poisson's Ratio | 0.29 | |
| 0.32 |
| Shear Modulus, GPa | 72 to 73 | |
| 40 |
| Tensile Strength: Ultimate (UTS), MPa | 460 to 1470 | |
| 900 to 960 |
| Tensile Strength: Yield (Proof), MPa | 310 to 1340 | |
| 780 to 900 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 to 260 | |
| 400 |
| Maximum Temperature: Mechanical, °C | 400 to 430 | |
| 350 |
| Melting Completion (Liquidus), °C | 1440 to 1460 | |
| 1580 |
| Melting Onset (Solidus), °C | 1400 to 1420 | |
| 1530 |
| Specific Heat Capacity, J/kg-K | 470 to 480 | |
| 550 |
| Thermal Expansion, µm/m-K | 13 | |
| 9.9 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.0 to 3.8 | |
| 37 |
| Density, g/cm3 | 7.8 to 7.9 | |
| 4.6 |
| Embodied Carbon, kg CO2/kg material | 1.4 to 1.7 | |
| 40 |
| Embodied Energy, MJ/kg | 19 to 24 | |
| 650 |
| Embodied Water, L/kg | 47 to 54 | |
| 220 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 45 to 130 | |
| 26 to 120 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 260 to 4770 | |
| 2890 to 3890 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 34 |
| Strength to Weight: Axial, points | 16 to 52 | |
| 55 to 58 |
| Strength to Weight: Bending, points | 17 to 37 | |
| 45 to 47 |
| Thermal Shock Resistance, points | 14 to 43 | |
| 62 to 66 |