ASTM A148 Cast Steel vs. ASTM A372 Grade H Steel
Both ASTM A148 cast steel and ASTM A372 grade H steel are iron alloys. There are 30 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is ASTM A148 cast steel and the bottom bar is ASTM A372 grade H steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 190 to 390 | |
| 200 to 280 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 190 |
| Elongation at Break, % | 5.7 to 25 | |
| 20 to 22 |
| Fatigue Strength, MPa | 280 to 670 | |
| 310 to 380 |
| Poisson's Ratio | 0.29 | |
| 0.29 |
| Shear Modulus, GPa | 73 | |
| 73 |
| Tensile Strength: Ultimate (UTS), MPa | 630 to 1300 | |
| 650 to 910 |
| Tensile Strength: Yield (Proof), MPa | 390 to 1160 | |
| 430 to 550 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 250 |
| Maximum Temperature: Mechanical, °C | 400 to 430 | |
| 410 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1460 |
| Melting Onset (Solidus), °C | 1420 | |
| 1420 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 37 to 47 | |
| 45 |
| Thermal Expansion, µm/m-K | 13 | |
| 13 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.3 to 7.5 | |
| 7.2 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.3 to 8.6 | |
| 8.3 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.3 to 3.3 | |
| 2.3 |
| Density, g/cm3 | 7.8 | |
| 7.8 |
| Embodied Carbon, kg CO2/kg material | 1.5 to 1.7 | |
| 1.5 |
| Embodied Energy, MJ/kg | 20 to 22 | |
| 20 |
| Embodied Water, L/kg | 48 to 53 | |
| 49 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 71 to 150 | |
| 130 to 160 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 400 to 3570 | |
| 500 to 810 |
| Stiffness to Weight: Axial, points | 13 | |
| 13 |
| Stiffness to Weight: Bending, points | 24 | |
| 24 |
| Strength to Weight: Axial, points | 22 to 46 | |
| 23 to 32 |
| Strength to Weight: Bending, points | 21 to 34 | |
| 21 to 27 |
| Thermal Diffusivity, mm2/s | 9.9 to 13 | |
| 12 |
| Thermal Shock Resistance, points | 18 to 38 | |
| 19 to 27 |