AISI 309HCb Stainless Steel vs. EN 1.7729 Steel
Both AISI 309HCb stainless steel and EN 1.7729 steel are iron alloys. They have 63% of their average alloy composition in common. There are 32 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 309HCb stainless steel and the bottom bar is EN 1.7729 steel.
Metric UnitsUS Customary Units
Mechanical Properties
Brinell Hardness | 190 | |
270 |
Elastic (Young's, Tensile) Modulus, GPa | 200 | |
190 |
Elongation at Break, % | 46 | |
17 |
Fatigue Strength, MPa | 210 | |
500 |
Poisson's Ratio | 0.28 | |
0.29 |
Shear Modulus, GPa | 78 | |
73 |
Shear Strength, MPa | 410 | |
560 |
Tensile Strength: Ultimate (UTS), MPa | 590 | |
910 |
Tensile Strength: Yield (Proof), MPa | 230 | |
750 |
Thermal Properties
Latent Heat of Fusion, J/g | 300 | |
250 |
Maximum Temperature: Mechanical, °C | 1090 | |
430 |
Melting Completion (Liquidus), °C | 1420 | |
1470 |
Melting Onset (Solidus), °C | 1380 | |
1430 |
Specific Heat Capacity, J/kg-K | 480 | |
470 |
Thermal Conductivity, W/m-K | 15 | |
40 |
Thermal Expansion, µm/m-K | 16 | |
13 |
Electrical Properties
Electrical Conductivity: Equal Volume, % IACS | 2.2 | |
7.6 |
Electrical Conductivity: Equal Weight (Specific), % IACS | 2.5 | |
8.7 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 23 | |
3.8 |
Density, g/cm3 | 7.8 | |
7.8 |
Embodied Carbon, kg CO2/kg material | 4.1 | |
3.3 |
Embodied Energy, MJ/kg | 59 | |
49 |
Embodied Water, L/kg | 170 | |
59 |
Common Calculations
PREN (Pitting Resistance) | 23 | |
4.4 |
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 210 | |
150 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 130 | |
1500 |
Stiffness to Weight: Axial, points | 14 | |
13 |
Stiffness to Weight: Bending, points | 25 | |
24 |
Strength to Weight: Axial, points | 21 | |
32 |
Strength to Weight: Bending, points | 20 | |
27 |
Thermal Diffusivity, mm2/s | 4.0 | |
11 |
Thermal Shock Resistance, points | 13 | |
27 |
Alloy Composition
Aluminum (Al), % | 0 | |
0.015 to 0.080 |
Arsenic (As), % | 0 | |
0 to 0.020 |
Boron (B), % | 0 | |
0.0010 to 0.010 |
Carbon (C), % | 0.040 to 0.1 | |
0.17 to 0.23 |
Chromium (Cr), % | 22 to 24 | |
0.9 to 1.2 |
Copper (Cu), % | 0 | |
0 to 0.2 |
Iron (Fe), % | 56 to 66 | |
94.8 to 97 |
Manganese (Mn), % | 0 to 2.0 | |
0.35 to 0.75 |
Molybdenum (Mo), % | 0 | |
0.9 to 1.1 |
Nickel (Ni), % | 12 to 16 | |
0 to 0.2 |
Niobium (Nb), % | 0 to 1.1 | |
0 |
Phosphorus (P), % | 0 to 0.045 | |
0 to 0.020 |
Silicon (Si), % | 0 to 0.75 | |
0 to 0.4 |
Sulfur (S), % | 0 to 0.030 | |
0 to 0.015 |
Tin (Sn), % | 0 | |
0 to 0.020 |
Titanium (Ti), % | 0 | |
0.070 to 0.15 |
Vanadium (V), % | 0 | |
0.6 to 0.8 |