ASTM A514 Steel vs. ASTM A372 Grade M Steel
Both ASTM A514 steel and ASTM A372 grade M steel are iron alloys. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.
For each property being compared, the top bar is ASTM A514 steel and the bottom bar is ASTM A372 grade M steel.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 240 to 250 | |
240 to 280 |
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
190 |
Elongation at Break, % | 18 to 21 | |
18 to 21 |
Fatigue Strength, MPa | 470 to 540 | |
450 to 520 |
Poisson's Ratio | 0.29 | |
0.29 |
Shear Modulus, GPa | 73 | |
73 |
Shear Strength, MPa | 490 to 520 | |
510 to 570 |
Tensile Strength: Ultimate (UTS), MPa | 790 to 830 | |
810 to 910 |
Tensile Strength: Yield (Proof), MPa | 690 to 770 | |
660 to 770 |
Thermal Properties
Latent Heat of Fusion, J/g | 250 to 260 | |
250 |
Maximum Temperature: Mechanical, °C | 400 to 440 | |
450 |
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 51 | |
46 |
Thermal Expansion, µm/m-K | 13 | |
13 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.2 to 7.6 | |
8.0 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 8.3 to 8.8 | |
9.1 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 2.3 to 3.8 | |
5.0 |
Density, g/cm3 | 7.8 to 7.9 | |
7.9 |
Embodied Carbon, kg CO2/kg material | 1.6 to 1.8 | |
2.0 |
Embodied Energy, MJ/kg | 21 to 25 | |
27 |
Embodied Water, L/kg | 48 to 57 | |
61 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 140 to 170 | |
160 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 1280 to 1590 | |
1140 to 1580 |
Stiffness to Weight: Axial, points | 13 | |
13 |
Stiffness to Weight: Bending, points | 24 | |
24 |
Strength to Weight: Axial, points | 28 to 29 | |
29 to 32 |
Strength to Weight: Bending, points | 24 to 25 | |
24 to 27 |
Thermal Diffusivity, mm2/s | 10 to 14 | |
12 |
Thermal Shock Resistance, points | 23 to 24 | |
24 to 27 |