ASTM A182 Grade F12 Class 1 vs. ACI-ASTM CB7Cu-1 Steel
Both ASTM A182 grade F12 class 1 and ACI-ASTM CB7Cu-1 steel are iron alloys. They have 77% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.
For each property being compared, the top bar is ASTM A182 grade F12 class 1 and the bottom bar is ACI-ASTM CB7Cu-1 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 150 | |
300 to 420 |
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
190 |
Elongation at Break, % | 23 | |
5.7 to 11 |
Fatigue Strength, MPa | 180 | |
420 to 590 |
Poisson's Ratio | 0.29 | |
0.28 |
Shear Modulus, GPa | 73 | |
76 |
Tensile Strength: Ultimate (UTS), MPa | 470 | |
960 to 1350 |
Tensile Strength: Yield (Proof), MPa | 250 | |
760 to 1180 |
Thermal Properties
Latent Heat of Fusion, J/g | 250 | |
280 |
Melting Completion (Liquidus), °C | 1470 | |
1430 |
Melting Onset (Solidus), °C | 1420 | |
1500 |
Specific Heat Capacity, J/kg-K | 470 | |
480 |
Thermal Conductivity, W/m-K | 45 | |
17 |
Thermal Expansion, µm/m-K | 13 | |
11 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.3 | |
2.0 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 8.3 | |
2.3 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 2.8 | |
13 |
Density, g/cm3 | 7.9 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 1.6 | |
2.6 |
Embodied Energy, MJ/kg | 21 | |
38 |
Embodied Water, L/kg | 52 | |
130 |
Common Calculations
PREN (Pitting Resistance) | 2.8 | |
17 |
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 91 | |
71 to 120 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 160 | |
1500 to 3590 |
Stiffness to Weight: Axial, points | 13 | |
14 |
Stiffness to Weight: Bending, points | 24 | |
25 |
Strength to Weight: Axial, points | 17 | |
34 to 48 |
Strength to Weight: Bending, points | 17 | |
28 to 35 |
Thermal Diffusivity, mm2/s | 12 | |
4.6 |
Thermal Shock Resistance, points | 14 | |
32 to 45 |
Alloy Composition
Carbon (C), % | 0.050 to 0.15 | |
0 to 0.070 |
Chromium (Cr), % | 0.8 to 1.3 | |
15.5 to 17.7 |
Copper (Cu), % | 0 | |
2.5 to 3.2 |
Iron (Fe), % | 96.8 to 98.4 | |
72.3 to 78.4 |
Manganese (Mn), % | 0.3 to 0.6 | |
0 to 0.7 |
Molybdenum (Mo), % | 0.44 to 0.65 | |
0 |
Nickel (Ni), % | 0 | |
3.6 to 4.6 |
Niobium (Nb), % | 0 | |
0 to 0.35 |
Nitrogen (N), % | 0 | |
0 to 0.050 |
Phosphorus (P), % | 0 to 0.045 | |
0 to 0.035 |
Silicon (Si), % | 0 to 0.5 | |
0 to 1.0 |
Sulfur (S), % | 0 to 0.045 | |
0 to 0.030 |