EN 1.7703 Steel vs. AISI 301L Stainless Steel
Both EN 1.7703 steel and AISI 301L stainless steel are iron alloys. They have 77% of their average alloy composition in common. There are 32 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 1.7703 steel and the bottom bar is AISI 301L stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 200 to 210 | |
210 to 320 |
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
200 |
Elongation at Break, % | 20 | |
22 to 50 |
Fatigue Strength, MPa | 320 to 340 | |
240 to 530 |
Poisson's Ratio | 0.29 | |
0.28 |
Shear Modulus, GPa | 74 | |
77 |
Shear Strength, MPa | 420 to 430 | |
440 to 660 |
Tensile Strength: Ultimate (UTS), MPa | 670 to 690 | |
620 to 1040 |
Tensile Strength: Yield (Proof), MPa | 460 to 500 | |
250 to 790 |
Thermal Properties
Latent Heat of Fusion, J/g | 250 | |
280 |
Maximum Temperature: Mechanical, °C | 460 | |
890 |
Melting Completion (Liquidus), °C | 1470 | |
1430 |
Melting Onset (Solidus), °C | 1430 | |
1390 |
Specific Heat Capacity, J/kg-K | 470 | |
480 |
Thermal Conductivity, W/m-K | 39 | |
15 |
Thermal Expansion, µm/m-K | 13 | |
16 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 7.6 | |
2.3 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 8.7 | |
2.7 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 4.2 | |
13 |
Density, g/cm3 | 7.9 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 2.5 | |
2.7 |
Embodied Energy, MJ/kg | 35 | |
39 |
Embodied Water, L/kg | 61 | |
130 |
Common Calculations
PREN (Pitting Resistance) | 5.6 | |
19 |
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 120 to 130 | |
210 to 300 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 570 to 650 | |
160 to 1580 |
Stiffness to Weight: Axial, points | 13 | |
14 |
Stiffness to Weight: Bending, points | 24 | |
25 |
Strength to Weight: Axial, points | 24 | |
22 to 37 |
Strength to Weight: Bending, points | 22 | |
21 to 29 |
Thermal Diffusivity, mm2/s | 11 | |
4.1 |
Thermal Shock Resistance, points | 19 to 20 | |
14 to 24 |
Alloy Composition
Carbon (C), % | 0.11 to 0.15 | |
0 to 0.030 |
Chromium (Cr), % | 2.0 to 2.5 | |
16 to 18 |
Copper (Cu), % | 0 to 0.2 | |
0 |
Iron (Fe), % | 94.6 to 96.4 | |
70.7 to 78 |
Manganese (Mn), % | 0.3 to 0.6 | |
0 to 2.0 |
Molybdenum (Mo), % | 0.9 to 1.1 | |
0 |
Nickel (Ni), % | 0 to 0.25 | |
6.0 to 8.0 |
Niobium (Nb), % | 0 to 0.070 | |
0 |
Nitrogen (N), % | 0 to 0.012 | |
0 to 0.2 |
Phosphorus (P), % | 0 to 0.015 | |
0 to 0.045 |
Silicon (Si), % | 0 to 0.1 | |
0 to 1.0 |
Sulfur (S), % | 0 to 0.0050 | |
0 to 0.030 |
Titanium (Ti), % | 0 to 0.030 | |
0 |
Vanadium (V), % | 0.25 to 0.35 | |
0 |