SAE-AISI 8637 Steel vs. ASTM A285 Carbon Steel
Both SAE-AISI 8637 steel and ASTM A285 carbon steel are iron alloys.
For each property being compared, the top bar is SAE-AISI 8637 steel and the bottom bar is ASTM A285 carbon steel.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 160 | |
110 to 130 |
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
190 |
Elongation at Break, % | 23 | |
30 to 34 |
Fatigue Strength, MPa | 260 | |
150 to 180 |
Poisson's Ratio | 0.29 | |
0.29 |
Shear Modulus, GPa | 73 | |
73 |
Shear Strength, MPa | 340 | |
250 to 290 |
Tensile Strength: Ultimate (UTS), MPa | 540 | |
380 to 450 |
Tensile Strength: Yield (Proof), MPa | 360 | |
190 to 230 |
Thermal Properties
Latent Heat of Fusion, J/g | 250 | |
250 |
Maximum Temperature: Mechanical, °C | 410 | |
400 |
Melting Completion (Liquidus), °C | 1460 | |
1470 |
Melting Onset (Solidus), °C | 1420 | |
1420 to 1430 |
Specific Heat Capacity, J/kg-K | 470 | |
470 |
Thermal Conductivity, W/m-K | 38 | |
53 |
Thermal Expansion, µm/m-K | 11 | |
12 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.3 | |
7.0 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 8.4 | |
8.0 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 2.6 | |
1.8 |
Density, g/cm3 | 7.8 | |
7.9 |
Embodied Carbon, kg CO2/kg material | 1.5 | |
1.4 |
Embodied Energy, MJ/kg | 20 | |
18 |
Embodied Water, L/kg | 50 | |
46 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 110 | |
110 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 340 | |
94 to 150 |
Stiffness to Weight: Axial, points | 13 | |
13 |
Stiffness to Weight: Bending, points | 24 | |
24 |
Strength to Weight: Axial, points | 19 | |
13 to 16 |
Strength to Weight: Bending, points | 19 | |
15 to 17 |
Thermal Diffusivity, mm2/s | 10 | |
14 |
Thermal Shock Resistance, points | 18 | |
12 to 14 |