Nickel Alloy butt-welded fitting, Incoloy 800H LR elbow 90/180 Degree, for Nuclear Power Plant
Nickel Alloy butt-welded fitting, Incoloy 800H LR elbow 90/180 Degree, for Nuclear Power Plant
What is Incoloy 800H BW Elbow?
The Inconel 800H elbow is a high-performance pipe fitting made from a nickel-iron-chromium alloy (corresponding to the standard grade UNS N08810), formed through processes such as hot pushing or forging. Its core value lies in the precisely controlled carbon content, which provides outstanding creep strength** and **excellent resistance to oxidation and carburization in high-temperature environments above approximately 593°C. Consequently, this elbow is a reliable choice for key components in petrochemical (e.g., ethylene cracking furnace tubing systems), energy and power (e.g., boiler superheaters), and nuclear industries, where it withstands high temperatures, high pressures, and corrosive media, ensuring the long-term safety and stable operation of piping systems under extreme conditions.
Incoloy 800H / UNS N08810 Elbow Mechanical Properties
| Tensile Strength, minimum | Yield Strength, minimum | Elongation, minimum | Hardness, minimum | ||
|---|---|---|---|---|---|
| Mpa | ksi | Mpa | ksi | % | HB |
| 600 | 87 | 295 | 43 | 44 | 138 |
Incoloy 800H / UNS N08810 Elbow Chemical Composition
| The Chemical Composition of Incoloy 800 Pipe Fittings, % | |
|---|---|
| C | ≤0.10 |
| Mn | ≤1.50 |
| Si | ≤1.00 |
| Ni | 30.0-35.0 |
| Cr | 19.0-23.0 |
| Fe | ≥39.5 |
| Ti | 0.15-0.60 |
| Al | 0.15-0.60 |
| S | ≤0.015 |
| Cu | ≤0.75 |
Inconel 800H Equivalent Grades
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN | OR |
| Incoloy 800 | 1.4876 | N08800 | NCF 800 | NA 15 | ЭИ670 | Z8NC32-21 | X10NiCrAlTi32-20 | XH32T |
| Incoloy 800H | 1.4958 / 1.4876 | N08810 | NCF 800H | NA 15(H) | ЭИ670 | Z8NC33-21 | X5NiCrAlTi31-20 | XH32T |
| Incoloy 800HT | 1.4859 / 1.4876 | N08811 | NCF 800HT | NA 15(HT) | ЭИ670 | – | X8NiCrAlTi32-21 | XH32T |
Inconel 800H Application:
- Oil and Gas Pipeline
- Chemical Industry
- Pump shafts
- Food Processing Industry
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