AISI 347 Stainless Steel vs. SAE-AISI 1025 Steel
Both AISI 347 stainless steel and SAE-AISI 1025 steel are iron alloys. They have 70% of their average alloy composition in common. There are 31 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 AISI 347 stainless steel and the bottom bar is SAE-AISI 1025 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 160 to 210 | |
130 to 140 |
Elastic (Young's, Tensile) Modulus, GPa | 200 | |
190 |
Elongation at Break, % | 34 to 46 | |
17 to 28 |
Fatigue Strength, MPa | 220 to 270 | |
190 to 280 |
Poisson's Ratio | 0.28 | |
0.29 |
Shear Modulus, GPa | 77 | |
73 |
Shear Strength, MPa | 430 to 460 | |
290 to 310 |
Tensile Strength: Ultimate (UTS), MPa | 610 to 690 | |
450 to 500 |
Tensile Strength: Yield (Proof), MPa | 240 to 350 | |
250 to 420 |
Thermal Properties
Latent Heat of Fusion, J/g | 290 | |
250 |
Maximum Temperature: Mechanical, °C | 870 | |
400 |
Melting Completion (Liquidus), °C | 1430 | |
1460 |
Melting Onset (Solidus), °C | 1400 | |
1420 |
Specific Heat Capacity, J/kg-K | 480 | |
470 |
Thermal Conductivity, W/m-K | 16 | |
52 |
Thermal Expansion, µm/m-K | 17 | |
12 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 2.4 | |
6.9 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 2.7 | |
8.0 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 19 | |
1.8 |
Density, g/cm3 | 7.8 | |
7.9 |
Embodied Carbon, kg CO2/kg material | 3.6 | |
1.4 |
Embodied Energy, MJ/kg | 52 | |
18 |
Embodied Water, L/kg | 150 | |
45 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 190 to 220 | |
80 to 110 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 150 to 310 | |
170 to 470 |
Stiffness to Weight: Axial, points | 14 | |
13 |
Stiffness to Weight: Bending, points | 25 | |
24 |
Strength to Weight: Axial, points | 22 to 25 | |
16 to 18 |
Strength to Weight: Bending, points | 20 to 22 | |
17 to 18 |
Thermal Diffusivity, mm2/s | 4.3 | |
14 |
Thermal Shock Resistance, points | 13 to 15 | |
14 to 16 |
Alloy Composition
Carbon (C), % | 0 to 0.080 | |
0.22 to 0.28 |
Chromium (Cr), % | 17 to 19 | |
0 |
Iron (Fe), % | 64.1 to 74 | |
99.03 to 99.48 |
Manganese (Mn), % | 0 to 2.0 | |
0.3 to 0.6 |
Nickel (Ni), % | 9.0 to 13 | |
0 |
Niobium (Nb), % | 0 to 1.0 | |
0 |
Phosphorus (P), % | 0 to 0.045 | |
0 to 0.040 |
Silicon (Si), % | 0 to 0.75 | |
0 |
Sulfur (S), % | 0 to 0.030 | |
0 to 0.050 |