K94200 Alloy vs. ASTM A372 Grade M Steel
Both K94200 alloy and ASTM A372 grade M steel are iron alloys. There are 22 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 K94200 alloy and the bottom bar is ASTM A372 grade M steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 140 | |
| 190 |
| Elongation at Break, % | 5.0 to 32 | |
| 18 to 21 |
| Poisson's Ratio | 0.34 | |
| 0.29 |
| Shear Modulus, GPa | 54 | |
| 73 |
| Shear Strength, MPa | 330 to 410 | |
| 510 to 570 |
| Tensile Strength: Ultimate (UTS), MPa | 500 to 710 | |
| 810 to 910 |
| Tensile Strength: Yield (Proof), MPa | 270 to 650 | |
| 660 to 770 |
Thermal Properties
| Melting Onset (Solidus), °C | 1440 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 500 | |
| 470 |
| Thermal Conductivity, W/m-K | 15 | |
| 46 |
| Thermal Expansion, µm/m-K | 5.0 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.7 | |
| 8.0 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 3.0 | |
| 9.1 |
Otherwise Unclassified Properties
| Density, g/cm3 | 8.2 | |
| 7.9 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 35 to 130 | |
| 160 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 250 to 1460 | |
| 1140 to 1580 |
| Stiffness to Weight: Axial, points | 9.8 | |
| 13 |
| Stiffness to Weight: Bending, points | 21 | |
| 24 |
| Strength to Weight: Axial, points | 17 to 24 | |
| 29 to 32 |
| Strength to Weight: Bending, points | 17 to 22 | |
| 24 to 27 |
| Thermal Diffusivity, mm2/s | 3.7 | |
| 12 |
| Thermal Shock Resistance, points | 49 to 70 | |
| 24 to 27 |