ASTM A372 Grade G Steel vs. EN 1.3521 Steel
Both ASTM A372 grade G steel and EN 1.3521 steel are iron alloys. Their average alloy composition is basically identical. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.
For each property being compared, the top bar is ASTM A372 grade G steel and the bottom bar is EN 1.3521 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 200 to 280 | |
150 to 180 |
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
190 |
Poisson's Ratio | 0.29 | |
0.29 |
Shear Modulus, GPa | 73 | |
73 |
Tensile Strength: Ultimate (UTS), MPa | 650 to 910 | |
490 to 1390 |
Thermal Properties
Latent Heat of Fusion, J/g | 250 | |
250 |
Maximum Temperature: Mechanical, °C | 410 | |
420 |
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 | 46 | |
45 |
Thermal Expansion, µm/m-K | 13 | |
13 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.2 | |
7.3 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 8.3 | |
8.4 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 2.2 | |
2.3 |
Density, g/cm3 | 7.8 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 1.5 | |
1.5 |
Embodied Energy, MJ/kg | 20 | |
19 |
Embodied Water, L/kg | 49 | |
52 |
Common Calculations
Stiffness to Weight: Axial, points | 13 | |
13 |
Stiffness to Weight: Bending, points | 24 | |
24 |
Strength to Weight: Axial, points | 23 to 32 | |
17 to 49 |
Strength to Weight: Bending, points | 21 to 27 | |
18 to 35 |
Thermal Diffusivity, mm2/s | 13 | |
12 |
Thermal Shock Resistance, points | 19 to 27 | |
14 to 41 |
Alloy Composition
Aluminum (Al), % | 0 | |
0 to 0.050 |
Carbon (C), % | 0.25 to 0.35 | |
0.14 to 0.19 |
Chromium (Cr), % | 0.4 to 0.65 | |
0.8 to 1.1 |
Copper (Cu), % | 0 | |
0 to 0.3 |
Iron (Fe), % | 97.4 to 98.4 | |
96.8 to 98.2 |
Manganese (Mn), % | 0.7 to 1.0 | |
1.0 to 1.3 |
Molybdenum (Mo), % | 0.15 to 0.25 | |
0 |
Oxygen (O), % | 0 | |
0 to 0.0020 |
Phosphorus (P), % | 0 to 0.015 | |
0 to 0.025 |
Silicon (Si), % | 0.15 to 0.35 | |
0 to 0.4 |
Sulfur (S), % | 0 to 0.010 | |
0 to 0.030 |