SAE-AISI H12 Steel vs. ASTM A369 Grade FP92
Both SAE-AISI H12 steel and ASTM A369 grade FP92 are iron alloys. They have a very high 95% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.
For each property being compared, the top bar is SAE-AISI H12 steel and the bottom bar is ASTM A369 grade FP92.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
190 |
Poisson's Ratio | 0.29 | |
0.28 |
Shear Modulus, GPa | 75 | |
76 |
Tensile Strength: Ultimate (UTS), MPa | 690 to 1850 | |
710 |
Thermal Properties
Latent Heat of Fusion, J/g | 270 | |
260 |
Melting Completion (Liquidus), °C | 1480 | |
1490 |
Melting Onset (Solidus), °C | 1440 | |
1450 |
Specific Heat Capacity, J/kg-K | 470 | |
470 |
Thermal Conductivity, W/m-K | 36 | |
26 |
Thermal Expansion, µm/m-K | 12 | |
13 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 8.3 | |
9.3 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 9.5 | |
10 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 9.0 | |
11 |
Density, g/cm3 | 7.9 | |
7.9 |
Embodied Carbon, kg CO2/kg material | 2.9 | |
2.8 |
Embodied Energy, MJ/kg | 41 | |
40 |
Embodied Water, L/kg | 76 | |
89 |
Common Calculations
PREN (Pitting Resistance) | 12 | |
14 |
Stiffness to Weight: Axial, points | 14 | |
14 |
Stiffness to Weight: Bending, points | 24 | |
24 |
Strength to Weight: Axial, points | 24 to 65 | |
25 |
Strength to Weight: Bending, points | 22 to 42 | |
22 |
Thermal Diffusivity, mm2/s | 9.8 | |
6.9 |
Thermal Shock Resistance, points | 22 to 60 | |
19 |
Alloy Composition
Aluminum (Al), % | 0 | |
0 to 0.020 |
Boron (B), % | 0 | |
0.0010 to 0.0060 |
Carbon (C), % | 0.3 to 0.4 | |
0.070 to 0.13 |
Chromium (Cr), % | 4.8 to 5.5 | |
8.5 to 9.5 |
Copper (Cu), % | 0 to 0.25 | |
0 |
Iron (Fe), % | 87.8 to 91.7 | |
85.8 to 89.1 |
Manganese (Mn), % | 0.2 to 0.5 | |
0.3 to 0.6 |
Molybdenum (Mo), % | 1.3 to 1.8 | |
0.3 to 0.6 |
Nickel (Ni), % | 0 to 0.3 | |
0 to 0.4 |
Niobium (Nb), % | 0 | |
0.040 to 0.090 |
Nitrogen (N), % | 0 | |
0.030 to 0.070 |
Phosphorus (P), % | 0 to 0.030 | |
0 to 0.020 |
Silicon (Si), % | 0.8 to 1.2 | |
0 to 0.5 |
Sulfur (S), % | 0 to 0.030 | |
0 to 0.010 |
Titanium (Ti), % | 0 | |
0 to 0.010 |
Tungsten (W), % | 1.0 to 1.7 | |
1.5 to 2.0 |
Vanadium (V), % | 0 to 0.5 | |
0.15 to 0.25 |
Zirconium (Zr), % | 0 | |
0 to 0.010 |