EN 1.4371 Stainless Steel vs. ZA-8
EN 1.4371 stainless steel belongs to the iron alloys classification, while ZA-8 belongs to the zinc alloys. There are 31 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.
For each property being compared, the top bar is EN 1.4371 stainless steel and the bottom bar is ZA-8.
Metric UnitsUS Customary Units
Mechanical Properties
| Brinell Hardness | 220 to 230 | |
| 87 to 100 |
| Elastic (Young's, Tensile) Modulus, GPa | 200 | |
| 85 to 86 |
| Elongation at Break, % | 45 to 51 | |
| 1.3 to 8.0 |
| Fatigue Strength, MPa | 290 to 340 | |
| 51 to 100 |
| Poisson's Ratio | 0.28 | |
| 0.26 |
| Shear Modulus, GPa | 77 | |
| 34 |
| Shear Strength, MPa | 520 to 540 | |
| 240 to 280 |
| Tensile Strength: Ultimate (UTS), MPa | 740 to 750 | |
| 210 to 370 |
| Tensile Strength: Yield (Proof), MPa | 320 to 340 | |
| 210 to 290 |
Thermal Properties
| Latent Heat of Fusion, J/g | 280 | |
| 110 |
| Maximum Temperature: Mechanical, °C | 880 | |
| 100 |
| Melting Completion (Liquidus), °C | 1410 | |
| 400 |
| Melting Onset (Solidus), °C | 1370 | |
| 380 |
| Specific Heat Capacity, J/kg-K | 480 | |
| 440 |
| Thermal Conductivity, W/m-K | 15 | |
| 120 |
| Thermal Expansion, µm/m-K | 17 | |
| 23 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 2.5 | |
| 28 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 2.9 | |
| 40 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 12 | |
| 11 |
| Density, g/cm3 | 7.7 | |
| 6.3 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 3.3 |
| Embodied Energy, MJ/kg | 38 | |
| 62 |
| Embodied Water, L/kg | 140 | |
| 420 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 270 to 310 | |
| 2.8 to 28 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 250 to 300 | |
| 260 to 490 |
| Stiffness to Weight: Axial, points | 14 | |
| 7.5 |
| Stiffness to Weight: Bending, points | 25 | |
| 23 |
| Strength to Weight: Axial, points | 27 | |
| 9.3 to 17 |
| Strength to Weight: Bending, points | 24 | |
| 12 to 18 |
| Thermal Diffusivity, mm2/s | 4.0 | |
| 42 |
| Thermal Shock Resistance, points | 16 | |
| 7.6 to 13 |
Alloy Composition
| Aluminum (Al), % | 0 | |
| 8.0 to 8.8 |
| Cadmium (Cd), % | 0 | |
| 0 to 0.0060 |
| Carbon (C), % | 0 to 0.030 | |
| 0 |
| Chromium (Cr), % | 16 to 17.5 | |
| 0 |
| Copper (Cu), % | 0 to 1.0 | |
| 0.8 to 1.3 |
| Iron (Fe), % | 66.7 to 74.4 | |
| 0 to 0.075 |
| Lead (Pb), % | 0 | |
| 0 to 0.0060 |
| Magnesium (Mg), % | 0 | |
| 0.015 to 0.030 |
| Manganese (Mn), % | 6.0 to 8.0 | |
| 0 |
| Nickel (Ni), % | 3.5 to 5.5 | |
| 0 to 0.020 |
| Nitrogen (N), % | 0.15 to 0.25 | |
| 0 |
| Phosphorus (P), % | 0 to 0.045 | |
| 0 |
| Silicon (Si), % | 0 to 1.0 | |
| 0 to 0.045 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 |
| Tin (Sn), % | 0 | |
| 0 to 0.0030 |
| Zinc (Zn), % | 0 | |
| 89.7 to 91.2 |