ASTM A372 Grade J Steel vs. AISI 316 Stainless Steel
Both ASTM A372 grade J steel and AISI 316 stainless steel are iron alloys. They have 69% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.
For each property being compared, the top bar is ASTM A372 grade J steel and the bottom bar is AISI 316 stainless steel.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 200 to 310 | |
| 160 to 360 |
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 200 |
| Elongation at Break, % | 17 to 22 | |
| 8.0 to 55 |
| Fatigue Strength, MPa | 310 to 570 | |
| 210 to 430 |
| Poisson's Ratio | 0.29 | |
| 0.28 |
| Shear Modulus, GPa | 73 | |
| 78 |
| Shear Strength, MPa | 410 to 630 | |
| 350 to 690 |
| Tensile Strength: Ultimate (UTS), MPa | 650 to 1020 | |
| 520 to 1180 |
| Tensile Strength: Yield (Proof), MPa | 430 to 850 | |
| 230 to 850 |
Thermal Properties
| Latent Heat of Fusion, J/g | 250 | |
| 290 |
| Maximum Temperature: Mechanical, °C | 420 | |
| 590 |
| Melting Completion (Liquidus), °C | 1460 | |
| 1400 |
| Melting Onset (Solidus), °C | 1420 | |
| 1380 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 470 |
| Thermal Conductivity, W/m-K | 44 | |
| 15 |
| Thermal Expansion, µm/m-K | 13 | |
| 16 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 7.3 | |
| 2.3 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 8.4 | |
| 2.6 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 2.4 | |
| 19 |
| Density, g/cm3 | 7.8 | |
| 7.9 |
| Embodied Carbon, kg CO2/kg material | 1.5 | |
| 3.9 |
| Embodied Energy, MJ/kg | 20 | |
| 53 |
| Embodied Water, L/kg | 51 | |
| 150 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 130 to 170 | |
| 85 to 260 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 500 to 1930 | |
| 130 to 1820 |
| Stiffness to Weight: Axial, points | 13 | |
| 14 |
| Stiffness to Weight: Bending, points | 24 | |
| 25 |
| Strength to Weight: Axial, points | 23 to 36 | |
| 18 to 41 |
| Strength to Weight: Bending, points | 21 to 29 | |
| 18 to 31 |
| Thermal Diffusivity, mm2/s | 12 | |
| 4.1 |
| Thermal Shock Resistance, points | 19 to 30 | |
| 11 to 26 |
Alloy Composition
| Carbon (C), % | 0.35 to 0.5 | |
| 0 to 0.080 |
| Chromium (Cr), % | 0.8 to 1.2 | |
| 16 to 18 |
| Iron (Fe), % | 96.7 to 97.8 | |
| 62 to 72 |
| Manganese (Mn), % | 0.75 to 1.1 | |
| 0 to 2.0 |
| Molybdenum (Mo), % | 0.15 to 0.25 | |
| 2.0 to 3.0 |
| Nickel (Ni), % | 0 | |
| 10 to 14 |
| Nitrogen (N), % | 0 | |
| 0 to 0.1 |
| Phosphorus (P), % | 0 to 0.015 | |
| 0 to 0.045 |
| Silicon (Si), % | 0.15 to 0.35 | |
| 0 to 0.75 |
| Sulfur (S), % | 0 to 0.010 | |
| 0 to 0.030 |