INCOLOY 825 (UNS N08825/NS142) Corrosion-resistant alloy
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Features
- Excellent resistance to oxidizing acids
- Resistance to stress-corrosion cracking
- Very resistant to sulfuric and phosphoric acids
- It has great mechanical properties at both room and elevated temperatures up to 550℃
Product Form
| Product | ASTM Standard | ASME Standard |
| Sheet. Plate. Strip | B424 | SB424 |
| Seamless Pipe | B163.B423 | SBI63.SB423 |
| Welded Pipe | B704.B705 | - |
| Bar | B425 | SB425 |
| Forging Part | B564 | SB564 |
Chemical Analysis
| Alloy | % | Ni | Cr | C | Mn | Fe | Si | Cu | Mo | Al | Ti | P | S |
| INC0L0Y825 | Min. | 38 | 19.5 | - | - | Balance | - | 1.5 | 2.5 | - | - | - | - |
| Max. | 46 | 23.5 | 0.05 | 1 | Balance | 0.5 | 3 | 3.5 | 0.2 | 1.2 | 0.03 | 0.03 |
Physical Properties
| Density | 8.0G/CM3 |
| Melting Range | 1350-1400°C |
The Min. Mechanical Properties under Room Temperature
| Alloy | Tensile Strength | Yield Strength | Elongation | Brinell Hardness |
| RM N/MM2 | RP0.2 N/MM2 | A5% | HB | |
| Solution Treatment | 550 | 220 | 30 | ≤200 |
- Applications
- Chemical Processing
- Oil and gas well piping
- Nuclear fuel reprocessing
- Pollution-control
- Pickling equipment components
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