Alloy 20 Products Overview
Alloy 20, also known as Carpenter 20, is a nickel-iron-chromium alloy designed for exceptional corrosion resistance, especially in sulfuric acid environments. It is widely used in chemical, pharmaceutical, and food processing industries.
Properties of Alloy 20
- Corrosion Resistance: Excellent resistance to sulfuric acid and other aggressive chemicals.
- Strength: High strength and durability for demanding applications.
- Temperature Resistance: Maintains mechanical properties in high-temperature environments.
- Weldability: Easily welded and fabricated using standard techniques.
- Non-Magnetic: Suitable for applications requiring non-magnetic materials.
Applications of Alloy 20 Products
- Chemical Industry: Used in reactors, heat exchangers, and piping systems due to its corrosion resistance.
- Pharmaceutical Sector: Applied in pharmaceutical equipment exposed to acidic environments.
- Food Processing: Suitable for food production applications requiring sanitary, corrosion-resistant materials.
- Marine Industry: Resistant to seawater and other corrosive marine environments.
- Power Generation: Used in condensers and heat exchangers in power plants.
Chemical Composition of Alloy 20 Products
| Product | Ni (%) | Fe (%) | Cr (%) | Cu (%) | Other (%) |
|---|---|---|---|---|---|
| Alloy 20 | 32-38 | 35-45 | 19-21 | 3-4 | 1-2 |
Mechanical Properties of Alloy 20 Products
| Product | Tensile Strength (MPa) | Yield Strength (MPa) | Elongation (%) | Hardness (HB) |
|---|---|---|---|---|
| Alloy 20 | 550-750 | 240-350 | 30-40 | 150-220 |
Specification Standards for Alloy 20 Products
| Product | Standard | Description |
|---|---|---|
| Alloy 20 | ASTM B463 | Standard Specification for Welded Alloy 20 Plate, Sheet, and Strip |
| Alloy 20 | ASTM B464 | Standard Specification for Welded Alloy 20 Pipe |