Alloy 20
Alloy 20 Steel Data Sheet
Products Offered
- Wire Cloth
- Perforated Metal
- Expanded Metal
- Bar Grating
- Grip Strut
- Perfo Grip
- Hex Metal
Principal Design Features
This alloy is a columbium stabilized material that combines excellent corrosion resistance with elevated mechanical properties and relatively easy fabrication. It particularly excels in resisting corrosion to hot sulfuric acids when compared to conventional stainless steels such as 316.
| Carbon | 0.07 max |
| Chromium | 19-21 |
| Copper | 3 - 4 |
| Iron | Balance |
| Manganese | 2 max |
| Molybdenum | 2 - 3 |
| Nickel | 32 - 38 |
| Phosphorus | 0.045 max |
| Silicon | 1 max |
| Sulphur | 0.035 max |
| Density (lb / cu. in.) | 0.292 |
| Specific Gravity | 8.055 |
| Specific Heat (Btu/lb/Deg F - [32-212 Deg F]) | 0.12 |
| Electrical Resistivity (microhm-cm (at 68 Deg F)) | 651 |
| Poissons Ratio | 0.31 |
| Magnetic Permeability | 1.002 |
| Modulus of Elasticity Tension | 28 |
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