ASTM B817 Type I vs. ASTM A285 Carbon Steel
ASTM B817 type I belongs to the titanium alloys classification, while ASTM A285 carbon steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.
For each property being compared, the top bar is ASTM B817 type I and the bottom bar is ASTM A285 carbon steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 100 | |
190 |
Elongation at Break, % | 4.0 to 13 | |
30 to 34 |
Fatigue Strength, MPa | 360 to 520 | |
150 to 180 |
Poisson's Ratio | 0.32 | |
0.29 |
Shear Modulus, GPa | 40 | |
73 |
Tensile Strength: Ultimate (UTS), MPa | 770 to 960 | |
380 to 450 |
Tensile Strength: Yield (Proof), MPa | 700 to 860 | |
190 to 230 |
Thermal Properties
Latent Heat of Fusion, J/g | 410 | |
250 |
Maximum Temperature: Mechanical, °C | 340 | |
400 |
Melting Completion (Liquidus), °C | 1600 | |
1470 |
Melting Onset (Solidus), °C | 1550 | |
1420 to 1430 |
Specific Heat Capacity, J/kg-K | 560 | |
470 |
Thermal Conductivity, W/m-K | 7.1 | |
53 |
Thermal Expansion, µm/m-K | 9.6 | |
12 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 1.0 | |
7.0 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 2.0 | |
8.0 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 36 | |
1.8 |
Density, g/cm3 | 4.4 | |
7.9 |
Embodied Carbon, kg CO2/kg material | 38 | |
1.4 |
Embodied Energy, MJ/kg | 610 | |
18 |
Embodied Water, L/kg | 200 | |
46 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 30 to 120 | |
110 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 2310 to 3540 | |
94 to 150 |
Stiffness to Weight: Axial, points | 13 | |
13 |
Stiffness to Weight: Bending, points | 35 | |
24 |
Strength to Weight: Axial, points | 48 to 60 | |
13 to 16 |
Strength to Weight: Bending, points | 42 to 49 | |
15 to 17 |
Thermal Diffusivity, mm2/s | 2.9 | |
14 |
Thermal Shock Resistance, points | 54 to 68 | |
12 to 14 |