ASTM A387 Grade 11 Steel vs. R05240 Alloy
ASTM A387 grade 11 steel belongs to the iron alloys classification, while R05240 alloy belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.
For each property being compared, the top bar is ASTM A387 grade 11 steel and the bottom bar is R05240 alloy.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
150 |
Elongation at Break, % | 25 | |
25 |
Poisson's Ratio | 0.29 | |
0.36 |
Shear Modulus, GPa | 73 | |
57 |
Tensile Strength: Ultimate (UTS), MPa | 500 to 600 | |
270 |
Tensile Strength: Yield (Proof), MPa | 270 to 350 | |
170 |
Thermal Properties
Latent Heat of Fusion, J/g | 260 | |
210 |
Specific Heat Capacity, J/kg-K | 470 | |
190 |
Thermal Expansion, µm/m-K | 13 | |
6.8 |
Otherwise Unclassified Properties
Density, g/cm3 | 7.8 | |
14 |
Embodied Water, L/kg | 53 | |
460 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 100 to 130 | |
59 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 200 to 320 | |
90 |
Stiffness to Weight: Axial, points | 13 | |
6.3 |
Stiffness to Weight: Bending, points | 24 | |
13 |
Strength to Weight: Axial, points | 18 to 21 | |
5.4 |
Strength to Weight: Bending, points | 18 to 20 | |
6.8 |
Thermal Shock Resistance, points | 15 to 18 | |
18 |
Alloy Composition
Carbon (C), % | 0.050 to 0.17 | |
0 to 0.010 |
Chromium (Cr), % | 1.0 to 1.5 | |
0 |
Hydrogen (H), % | 0 | |
0 to 0.0015 |
Iron (Fe), % | 96.2 to 97.6 | |
0 to 0.010 |
Manganese (Mn), % | 0.4 to 0.65 | |
0 |
Molybdenum (Mo), % | 0.45 to 0.65 | |
0 to 0.020 |
Nickel (Ni), % | 0 | |
0 to 0.010 |
Niobium (Nb), % | 0 | |
35 to 42 |
Nitrogen (N), % | 0 | |
0 to 0.010 |
Oxygen (O), % | 0 | |
0 to 0.020 |
Phosphorus (P), % | 0 to 0.025 | |
0 |
Silicon (Si), % | 0.5 to 0.8 | |
0 to 0.0050 |
Sulfur (S), % | 0 to 0.025 | |
0 |
Tantalum (Ta), % | 0 | |
57.9 to 65 |
Titanium (Ti), % | 0 | |
0 to 0.010 |
Tungsten (W), % | 0 | |
0 to 0.050 |