EN 1.4903 Stainless Steel vs. ZA-12
EN 1.4903 stainless steel belongs to the iron alloys classification, while ZA-12 belongs to the zinc alloys. There are 30 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.
For each property being compared, the top bar is EN 1.4903 stainless steel and the bottom bar is ZA-12.
Metric UnitsUS Customary Units
Mechanical Properties
| Elastic (Young's, Tensile) Modulus, GPa | 190 | |
| 83 |
| Elongation at Break, % | 20 to 21 | |
| 1.6 to 5.3 |
| Fatigue Strength, MPa | 320 to 330 | |
| 73 to 120 |
| Poisson's Ratio | 0.28 | |
| 0.26 |
| Shear Modulus, GPa | 75 | |
| 33 |
| Shear Strength, MPa | 420 | |
| 240 to 300 |
| Tensile Strength: Ultimate (UTS), MPa | 670 to 680 | |
| 260 to 400 |
| Tensile Strength: Yield (Proof), MPa | 500 | |
| 210 to 320 |
Thermal Properties
| Latent Heat of Fusion, J/g | 270 | |
| 120 |
| Maximum Temperature: Mechanical, °C | 650 | |
| 100 |
| Melting Completion (Liquidus), °C | 1460 | |
| 430 |
| Melting Onset (Solidus), °C | 1420 | |
| 380 |
| Specific Heat Capacity, J/kg-K | 470 | |
| 450 |
| Thermal Conductivity, W/m-K | 26 | |
| 120 |
| Thermal Expansion, µm/m-K | 11 | |
| 24 |
Electrical Properties
| Electrical Conductivity: Equal Volume, % IACS | 3.4 | |
| 28 |
| Electrical Conductivity: Equal Weight (Specific), % IACS | 4.0 | |
| 42 |
Otherwise Unclassified Properties
| Base Metal Price, % relative | 7.0 | |
| 11 |
| Density, g/cm3 | 7.8 | |
| 6.0 |
| Embodied Carbon, kg CO2/kg material | 2.6 | |
| 3.4 |
| Embodied Energy, MJ/kg | 36 | |
| 64 |
| Embodied Water, L/kg | 88 | |
| 440 |
Common Calculations
| Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 120 to 130 | |
| 4.0 to 20 |
| Resilience: Unit (Modulus of Resilience), kJ/m3 | 650 | |
| 260 to 620 |
| Stiffness to Weight: Axial, points | 14 | |
| 7.6 |
| Stiffness to Weight: Bending, points | 25 | |
| 24 |
| Strength to Weight: Axial, points | 24 | |
| 12 to 19 |
| Strength to Weight: Bending, points | 22 | |
| 15 to 20 |
| Thermal Diffusivity, mm2/s | 7.0 | |
| 43 |
| Thermal Shock Resistance, points | 23 | |
| 9.4 to 14 |
Alloy Composition
| Aluminum (Al), % | 0 to 0.040 | |
| 10.5 to 11.5 |
| Cadmium (Cd), % | 0 | |
| 0 to 0.0060 |
| Carbon (C), % | 0.080 to 0.12 | |
| 0 |
| Chromium (Cr), % | 8.0 to 9.5 | |
| 0 |
| Copper (Cu), % | 0 to 0.3 | |
| 0.5 to 1.2 |
| Iron (Fe), % | 87.1 to 90.5 | |
| 0 to 0.075 |
| Lead (Pb), % | 0 | |
| 0 to 0.0060 |
| Magnesium (Mg), % | 0 | |
| 0.015 to 0.030 |
| Manganese (Mn), % | 0.3 to 0.6 | |
| 0 |
| Molybdenum (Mo), % | 0.85 to 1.1 | |
| 0 |
| Nickel (Ni), % | 0 to 0.4 | |
| 0 to 0.020 |
| Niobium (Nb), % | 0.060 to 0.1 | |
| 0 |
| Nitrogen (N), % | 0.030 to 0.070 | |
| 0 |
| Phosphorus (P), % | 0 to 0.025 | |
| 0 |
| Silicon (Si), % | 0 to 0.5 | |
| 0 to 0.060 |
| Sulfur (S), % | 0 to 0.015 | |
| 0 |
| Tin (Sn), % | 0 | |
| 0 to 0.0030 |
| Vanadium (V), % | 0.18 to 0.25 | |
| 0 |
| Zinc (Zn), % | 0 | |
| 87.1 to 89 |