SAE-AISI M47 Steel vs. SAE-AISI T6 Steel
Both SAE-AISI M47 steel and SAE-AISI T6 steel are iron alloys. They have 74% of their average alloy composition in common.
For each property being compared, the top bar is SAE-AISI M47 steel and the bottom bar is SAE-AISI T6 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 200 | |
210 |
Poisson's Ratio | 0.29 | |
0.29 |
Shear Modulus, GPa | 77 | |
81 |
Tensile Strength: Ultimate (UTS), MPa | 810 to 2310 | |
880 to 2150 |
Thermal Properties
Latent Heat of Fusion, J/g | 270 | |
250 |
Melting Completion (Liquidus), °C | 1540 | |
1830 |
Melting Onset (Solidus), °C | 1500 | |
1770 |
Specific Heat Capacity, J/kg-K | 450 | |
400 |
Thermal Conductivity, W/m-K | 23 | |
18 |
Thermal Expansion, µm/m-K | 11 | |
12 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 26 | |
70 |
Density, g/cm3 | 8.1 | |
9.5 |
Embodied Carbon, kg CO2/kg material | 7.4 | |
11 |
Embodied Energy, MJ/kg | 100 | |
170 |
Embodied Water, L/kg | 120 | |
160 |
Common Calculations
PREN (Pitting Resistance) | 38 | |
39 |
Stiffness to Weight: Axial, points | 14 | |
12 |
Stiffness to Weight: Bending, points | 24 | |
21 |
Strength to Weight: Axial, points | 28 to 79 | |
26 to 63 |
Strength to Weight: Bending, points | 24 to 48 | |
21 to 39 |
Thermal Diffusivity, mm2/s | 6.3 | |
4.7 |
Thermal Shock Resistance, points | 27 to 77 | |
26 to 64 |
Alloy Composition
Carbon (C), % | 1.1 to 1.2 | |
0.75 to 0.85 |
Chromium (Cr), % | 3.5 to 4.0 | |
4.0 to 4.8 |
Cobalt (Co), % | 4.8 to 5.3 | |
11 to 13 |
Copper (Cu), % | 0 to 0.25 | |
0 to 0.25 |
Iron (Fe), % | 78.7 to 85 | |
55.9 to 63.5 |
Manganese (Mn), % | 0.15 to 0.4 | |
0.2 to 0.4 |
Molybdenum (Mo), % | 9.3 to 10 | |
0.4 to 1.0 |
Nickel (Ni), % | 0 to 0.3 | |
0 to 0.3 |
Phosphorus (P), % | 0 to 0.030 | |
0 to 0.030 |
Silicon (Si), % | 0.2 to 0.45 | |
0.2 to 0.4 |
Sulfur (S), % | 0 to 0.030 | |
0 to 0.030 |
Tungsten (W), % | 1.3 to 1.8 | |
18.5 to 21 |
Vanadium (V), % | 1.2 to 1.4 | |
1.5 to 2.1 |