ASTM B817 Type II vs. K94200 Alloy
ASTM B817 type II belongs to the titanium alloys classification, while K94200 alloy belongs to the iron alloys. There are 17 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.
For each property being compared, the top bar is ASTM B817 type II and the bottom bar is K94200 alloy.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 100 | |
| 140 |
| Elongation at Break, % | 3.0 to 13 | |
| 5.0 to 32 |
| Poisson's Ratio | 0.32 | |
| 0.34 |
| Shear Modulus, GPa | 40 | |
| 54 |
| Tensile Strength: Ultimate (UTS), MPa | 900 to 960 | |
| 500 to 710 |
| Tensile Strength: Yield (Proof), MPa | 780 to 900 | |
| 270 to 650 |
Thermal Properties
| Melting Onset (Solidus), °C | 1530 | |
| 1440 |
| Specific Heat Capacity, J/kg-K | 550 | |
| 500 |
| Thermal Expansion, µm/m-K | 9.9 | |
| 5.0 |
Otherwise Unclassified Properties
| Density, g/cm3 | 4.6 | |
| 8.2 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 26 to 120 | |
| 35 to 130 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 2890 to 3890 | |
| 250 to 1460 |
| Stiffness to Weight: Axial, points | 13 | |
| 9.8 |
| Stiffness to Weight: Bending, points | 34 | |
| 21 |
| Strength to Weight: Axial, points | 55 to 58 | |
| 17 to 24 |
| Strength to Weight: Bending, points | 45 to 47 | |
| 17 to 22 |
| Thermal Shock Resistance, points | 62 to 66 | |
| 49 to 70 |