| Customization: | Available |
|---|---|
| After-sales Service: | No |
| Warranty: | 30 Day |
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HAYNES NS-163 is a nickel-based alloy developed for service in demanding high-temperature environments where oxidation resistance, structural stability, and reliable mechanical performance are required. The alloy maintains strength during prolonged exposure to elevated temperatures and performs well under cyclic thermal conditions.
NS-163 exhibits good fabrication and forming characteristics, making it suitable for sheet, plate, and finned components used in industrial thermal processing and heat-transfer equipment.
| Property | Description |
|---|---|
| Alloy Name | HAYNES NS-163 |
| Alloy Type | Nickel-Based Heat-Resistant Alloy |
| Product Form | Plate / Sheet / Strip / Fin |
| Density | Approx. 8.3 g/cm³ |
| Key Characteristics | High-temperature strength, oxidation resistance |
| Strengthening Mechanism | Solid-solution strengthened |
| Fabrication | Good formability and weldability |
| Typical Applications | Furnace components, heat exchangers, thermal processing equipment |
Good oxidation resistance at elevated temperatures
Stable mechanical properties under long-term heat exposure
Suitable for thin sheet and fin fabrication
Good forming and welding characteristics
Reliable for industrial high-temperature applications


Form: Finned / Folded heat sink plate
Fin Type: Straight, wavy, or custom folded fins
Fin Height: 1-50 mm (customizable)
Fin Pitch: 1-20 mm (depending on application)
Plate Thickness: 0.5-20 mm (customizable)
Surface Finish: Polished, sandblasted, or as per client requirement
Special Features:
Folded fin design maximizes surface area for heat dissipation
High corrosion resistance even in harsh chemical environments
Can withstand high-temperature operation (up to 635°C / 1175°F)
Weldable, bendable, and machinable for integration into complex assemblies
Chemical Industry: Heat exchangers, evaporators, reactors
Petrochemical & Oil Refining: Cooling fins for chemical tanks, piping, and heat transfer systems
Pharmaceutical: Corrosion-resistant heat dissipation components
Industrial Thermal Systems: High-efficiency heat sinks, furnace components
Marine & Power: Equipment exposed to chloride, brine, or aggressive media


1. What is HR-120 alloy mainly used for?
HR-120 is used for high-temperature furnace parts, petrochemical heaters, burner components, heat-treat fixtures, and industrial thermal processing equipment requiring long-term stability.
HR-120 excels in carburization resistance and high-temperature stability.
Haynes 230 provides overall stronger mechanical properties.
Haynes 214 is superior in oxidation resistance above 1100°C.
Yes, HR-120 exhibits good weldability using standard nickel-base welding methods. Proper heat input control is recommended.
Its resistance to sulfidation, oxidation, and carburization extends component lifetime in reformers, cracking furnaces, radiant tubes, and heater sections.
Yes, it can be supplied with EN 10204 3.1, ASTM, ASME-compliant certificates depending on customer requirements.