K93600 Alloy vs. ASTM A387 Grade 21 Steel
Both K93600 alloy and ASTM A387 grade 21 steel are iron alloys. There are 21 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.
For each property being compared, the top bar is K93600 alloy and the bottom bar is ASTM A387 grade 21 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 190 |
| Elongation at Break, % | 5.0 to 35 | |
| 21 |
| Shear Strength, MPa | 320 to 380 | |
| 310 to 370 |
| Tensile Strength: Ultimate (UTS), MPa | 480 to 810 | |
| 500 to 590 |
| Tensile Strength: Yield (Proof), MPa | 280 to 750 | |
| 230 to 350 |
Thermal Properties
| Maximum Temperature: Mechanical, °C | 440 | |
| 480 |
| Melting Onset (Solidus), °C | 1430 | |
| 1430 |
| Specific Heat Capacity, J/kg-K | 520 | |
| 470 |
| Thermal Conductivity, W/m-K | 13 | |
| 41 |
| Thermal Expansion, µm/m-K | 7.3 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.2 | |
| 7.6 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.4 | |
| 8.8 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.1 | |
| 7.9 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 21 to 280 | |
| 84 to 110 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 280 to 2050 | |
| 140 to 320 |
| Stiffness to Weight: Axial, points | 9.4 | |
| 13 |
| Stiffness to Weight: Bending, points | 21 | |
| 24 |
| Strength to Weight: Axial, points | 16 to 28 | |
| 18 to 21 |
| Strength to Weight: Bending, points | 17 to 24 | |
| 18 to 20 |
| Thermal Diffusivity, mm2/s | 3.1 | |
| 11 |
| Thermal Shock Resistance, points | 34 to 57 | |
| 14 to 17 |