EN 1.4021 Stainless Steel vs. SAE-AISI 1132 Steel
Both EN 1.4021 stainless steel and SAE-AISI 1132 steel are iron alloys. They have 86% 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 EN 1.4021 stainless steel and the bottom bar is SAE-AISI 1132 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 190 | |
190 |
Elongation at Break, % | 11 to 17 | |
14 to 18 |
Fatigue Strength, MPa | 240 to 380 | |
240 to 380 |
Poisson's Ratio | 0.28 | |
0.29 |
Shear Modulus, GPa | 76 | |
73 |
Shear Strength, MPa | 390 to 530 | |
400 to 440 |
Tensile Strength: Ultimate (UTS), MPa | 630 to 880 | |
640 to 720 |
Tensile Strength: Yield (Proof), MPa | 390 to 670 | |
350 to 590 |
Thermal Properties
Latent Heat of Fusion, J/g | 270 | |
250 |
Maximum Temperature: Mechanical, °C | 760 | |
400 |
Melting Completion (Liquidus), °C | 1440 | |
1460 |
Melting Onset (Solidus), °C | 1400 | |
1420 |
Specific Heat Capacity, J/kg-K | 480 | |
470 |
Thermal Conductivity, W/m-K | 30 | |
51 |
Thermal Expansion, µm/m-K | 11 | |
13 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 2.9 | |
7.1 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 3.3 | |
8.2 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 7.0 | |
1.9 |
Density, g/cm3 | 7.7 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 1.9 | |
1.4 |
Embodied Energy, MJ/kg | 27 | |
19 |
Embodied Water, L/kg | 100 | |
48 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 88 to 110 | |
93 to 97 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 400 to 1160 | |
330 to 940 |
Stiffness to Weight: Axial, points | 14 | |
13 |
Stiffness to Weight: Bending, points | 25 | |
24 |
Strength to Weight: Axial, points | 23 to 31 | |
23 to 25 |
Strength to Weight: Bending, points | 21 to 26 | |
21 to 23 |
Thermal Diffusivity, mm2/s | 8.1 | |
14 |
Thermal Shock Resistance, points | 22 to 31 | |
19 to 22 |
Alloy Composition
Carbon (C), % | 0.16 to 0.25 | |
0.24 to 0.34 |
Chromium (Cr), % | 12 to 14 | |
0 |
Iron (Fe), % | 83.2 to 87.8 | |
97.8 to 98.3 |
Manganese (Mn), % | 0 to 1.5 | |
1.4 to 1.7 |
Phosphorus (P), % | 0 to 0.040 | |
0 to 0.040 |
Silicon (Si), % | 0 to 1.0 | |
0 |
Sulfur (S), % | 0 to 0.015 | |
0.080 to 0.13 |