K94200 Alloy vs. ASTM A204 Steel
Both K94200 alloy and ASTM A204 steel are iron alloys. There are 22 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.
For each property being compared, the top bar is K94200 alloy and the bottom bar is ASTM A204 steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 190 |
| Elongation at Break, % | 5.0 to 32 | |
| 18 to 22 |
| Poisson's Ratio | 0.34 | |
| 0.29 |
| Shear Modulus, GPa | 54 | |
| 73 |
| Shear Strength, MPa | 330 to 410 | |
| 330 to 360 |
| Tensile Strength: Ultimate (UTS), MPa | 500 to 710 | |
| 520 to 590 |
| Tensile Strength: Yield (Proof), MPa | 270 to 650 | |
| 290 to 330 |
Thermal Properties
| Melting Onset (Solidus), °C | 1440 | |
| 1420 to 1430 |
| Specific Heat Capacity, J/kg-K | 500 | |
| 470 |
| Thermal Conductivity, W/m-K | 15 | |
| 52 |
| Thermal Expansion, µm/m-K | 5.0 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.7 | |
| 7.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.0 | |
| 8.2 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.2 | |
| 7.9 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 35 to 130 | |
| 90 to 95 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 250 to 1460 | |
| 220 to 290 |
| Stiffness to Weight: Axial, points | 9.8 | |
| 13 |
| Stiffness to Weight: Bending, points | 21 | |
| 24 |
| Strength to Weight: Axial, points | 17 to 24 | |
| 18 to 21 |
| Strength to Weight: Bending, points | 17 to 22 | |
| 18 to 20 |
| Thermal Diffusivity, mm2/s | 3.7 | |
| 14 |
| Thermal Shock Resistance, points | 49 to 70 | |
| 15 to 17 |