ASTM A225 Steel vs. ASTM A266 Carbon Steel
Both ASTM A225 steel and ASTM A266 carbon 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 A225 steel and the bottom bar is ASTM A266 carbon steel.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 190 to 250 | |
150 to 180 |
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
190 |
Elongation at Break, % | 21 to 23 | |
21 to 26 |
Fatigue Strength, MPa | 330 to 390 | |
170 to 200 |
Poisson's Ratio | 0.29 | |
0.29 |
Shear Modulus, GPa | 73 | |
73 |
Shear Strength, MPa | 390 to 520 | |
320 to 380 |
Tensile Strength: Ultimate (UTS), MPa | 620 to 830 | |
500 to 600 |
Tensile Strength: Yield (Proof), MPa | 460 to 550 | |
230 to 290 |
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 | 52 | |
51 to 52 |
Thermal Expansion, µm/m-K | 13 | |
12 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.3 | |
7.1 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 8.4 | |
8.1 to 8.2 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 2.3 | |
1.8 |
Density, g/cm3 | 7.8 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 1.8 | |
1.4 |
Embodied Energy, MJ/kg | 24 to 25 | |
18 to 19 |
Embodied Water, L/kg | 48 | |
46 to 47 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 120 to 170 | |
110 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 580 to 820 | |
140 to 230 |
Stiffness to Weight: Axial, points | 13 | |
13 |
Stiffness to Weight: Bending, points | 24 | |
24 |
Strength to Weight: Axial, points | 22 to 29 | |
18 to 21 |
Strength to Weight: Bending, points | 21 to 25 | |
18 to 20 |
Thermal Diffusivity, mm2/s | 14 | |
14 |
Thermal Shock Resistance, points | 18 to 24 | |
16 to 19 |