Comprehensive specifications for Inconel 625, a nickel-chromium-molybdenum alloy with exceptional corrosion resistance and high-temperature performance.
Inconel 625 (UNS N06625) is a solid-solution strengthened nickel-chromium-molybdenum alloy with additions of niobium that provide exceptional corrosion resistance and high-temperature strength up to 2000°F (1093°C).
This superalloy exhibits outstanding resistance to chloride-induced stress corrosion cracking, pitting, and crevice corrosion in marine and chemical processing environments. Its excellent fabricability and weldability make it ideal for complex component manufacturing.
| Element | Min % | Max % |
|---|---|---|
| C | - | 0.10 |
| Si | - | 0.50 |
| Mn | - | 0.50 |
| P | - | 0.015 |
| S | - | 0.015 |
| Cr | 20.00 | 23.00 |
| Ni | 58.00 | 63.00 |
| Mo | 8.00 | 10.00 |
| Nb/Cb+Ta | 3.15 | 4.15 |
| Ti | - | 0.40 |
| Al | - | 0.40 |
| Fe | - | 5.00 |
Exceptional resistance to chloride-induced stress corrosion cracking and sour gas environments
High-temperature oxidation resistance and excellent fabricability
Resistance to organic acids, chlorides, and reducing environments
Excellent thermal fatigue resistance and steam oxidation resistance
Comprehensive technical data including all properties and specifications
Best practices for welding Inconel 625 with filler metal recommendations
Corrosion rates in various chemical environments and temperatures
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