EN 1.1170 Steel vs. SAE-AISI 1151 Steel
Both EN 1.1170 steel and SAE-AISI 1151 steel are iron alloys. They have a very high 99% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.
For each property being compared, the top bar is EN 1.1170 steel and the bottom bar is SAE-AISI 1151 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 180 to 210 | |
210 to 220 |
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
190 |
Elongation at Break, % | 16 to 17 | |
11 to 17 |
Fatigue Strength, MPa | 220 to 330 | |
260 to 410 |
Poisson's Ratio | 0.29 | |
0.29 |
Shear Modulus, GPa | 73 | |
72 |
Shear Strength, MPa | 390 to 450 | |
430 to 480 |
Tensile Strength: Ultimate (UTS), MPa | 640 to 730 | |
710 to 800 |
Tensile Strength: Yield (Proof), MPa | 330 to 500 | |
390 to 660 |
Thermal Properties
Latent Heat of Fusion, J/g | 250 | |
250 |
Maximum Temperature: Mechanical, °C | 400 | |
400 |
Melting Completion (Liquidus), °C | 1460 | |
1460 |
Melting Onset (Solidus), °C | 1420 | |
1420 |
Specific Heat Capacity, J/kg-K | 470 | |
470 |
Thermal Conductivity, W/m-K | 50 | |
51 |
Thermal Expansion, µm/m-K | 12 | |
12 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.3 | |
10 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 8.4 | |
12 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 2.1 | |
1.8 |
Density, g/cm3 | 7.8 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 1.5 | |
1.4 |
Embodied Energy, MJ/kg | 19 | |
18 |
Embodied Water, L/kg | 49 | |
46 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 91 to 100 | |
86 to 100 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 290 to 670 | |
400 to 1170 |
Stiffness to Weight: Axial, points | 13 | |
13 |
Stiffness to Weight: Bending, points | 24 | |
24 |
Strength to Weight: Axial, points | 23 to 26 | |
25 to 28 |
Strength to Weight: Bending, points | 21 to 23 | |
22 to 24 |
Thermal Diffusivity, mm2/s | 13 | |
14 |
Thermal Shock Resistance, points | 20 to 23 | |
22 to 25 |
Alloy Composition
Carbon (C), % | 0.25 to 0.32 | |
0.48 to 0.55 |
Chromium (Cr), % | 0 to 0.4 | |
0 |
Iron (Fe), % | 96.7 to 98.5 | |
98.3 to 98.7 |
Manganese (Mn), % | 1.3 to 1.7 | |
0.7 to 1.0 |
Molybdenum (Mo), % | 0 to 0.1 | |
0 |
Nickel (Ni), % | 0 to 0.4 | |
0 |
Phosphorus (P), % | 0 to 0.035 | |
0 to 0.040 |
Silicon (Si), % | 0 to 0.4 | |
0 |
Sulfur (S), % | 0 to 0.035 | |
0.080 to 0.13 |