EN 1.1203 Steel vs. ASTM A225 Steel
Both EN 1.1203 steel and ASTM A225 steel are iron alloys.
For each property being compared, the top bar is EN 1.1203 steel and the bottom bar is ASTM A225 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 200 to 230 | |
190 to 250 |
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
190 |
Elongation at Break, % | 12 to 15 | |
21 to 23 |
Fatigue Strength, MPa | 210 to 310 | |
330 to 390 |
Poisson's Ratio | 0.29 | |
0.29 |
Shear Modulus, GPa | 72 | |
73 |
Shear Strength, MPa | 420 to 480 | |
390 to 520 |
Tensile Strength: Ultimate (UTS), MPa | 690 to 780 | |
620 to 830 |
Tensile Strength: Yield (Proof), MPa | 340 to 480 | |
460 to 550 |
Thermal Properties
Latent Heat of Fusion, J/g | 250 | |
250 |
Maximum Temperature: Mechanical, °C | 400 | |
400 |
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 | 48 | |
52 |
Thermal Expansion, µm/m-K | 12 | |
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 | 2.1 | |
2.3 |
Density, g/cm3 | 7.8 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 1.4 | |
1.8 |
Embodied Energy, MJ/kg | 19 | |
24 to 25 |
Embodied Water, L/kg | 47 | |
48 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 69 to 100 | |
120 to 170 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 310 to 610 | |
580 to 820 |
Stiffness to Weight: Axial, points | 13 | |
13 |
Stiffness to Weight: Bending, points | 24 | |
24 |
Strength to Weight: Axial, points | 25 to 28 | |
22 to 29 |
Strength to Weight: Bending, points | 22 to 24 | |
21 to 25 |
Thermal Diffusivity, mm2/s | 13 | |
14 |
Thermal Shock Resistance, points | 22 to 25 | |
18 to 24 |