Home > Nickel Alloy > Nickel Alloy Tube
Nickel Alloy Tubes are essentially metal tubes crafted predominantly from nickel and often blended with additional alloy elements like chromium or molybdenum. Renowned for their outstanding resistance to corrosion, impressive strength at elevated temperatures, and excellent mechanical attributes, these tubes are a staple in industries such as aerospace, chemical processing, and power generation. Thanks to their resilience, nickel alloy tubes are favored for applications dealing with harsh conditions, like high temperatures and corrosive environments. They play a crucial role in critical systems such as heat exchangers and are widely employed in various industrial processes demanding robust materials that can deliver top-notch performance and longevity.
Dimensions | : | ASTM, ASME and API |
---|---|---|
Standard | : | ASTM A163, ASME SB163 |
Size | : | 4 to 219mm W. T.: 0.5 to 20mm |
Specialized In | : | Large Diameter Size |
Grade | : | Nickel Alloy 200 (UNS No. N02200) |
Schedule | : | SCH20, SCH30, SCH40, STD, SCH80, XS, SCH60, SCH80, SCH120, SCH140, SCH160, XXS |
Form | : | Round, Hydraulic Etc |
Type | : | Seamless / Fabricated |
Length | : | Single Random, Double Random & Cut Length. |
End | : | Plain End, Beveled End, Threaded |
Cu | Ni | Fe | Mn | C | S | Si |
0.25 max | 99.0 min | 0.4 max | 0.35 max | 0.15 max | 0.01 max | 0.1 max |
Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
8.89 g/cm3 | 1370 °C (2550 °F) | Psi – 1,15,000 , MPa –790 | Psi – 52,000 , MPa – 355 | 40 % |
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We offer These Nickel Alloy Tube as per DIN, ISO, JIS or ANSI Standard.
Nickel Alloy Tube applications are as diverse as the industries they serve driven primarily by the aerospace, railway, construction and automotive industries with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
Nickel Alloy Tubes are sized based on their outer diameter (OD), inner diameter (ID), and wall thickness. The OD and wall thickness are typically standardized dimensions, while the ID can vary depending on the specific requirements of the application. Common OD sizes range from fractions of an inch to several inches, with corresponding variations in wall thickness to accommodate different pressure and temperature requirements. Nickel alloy tubes are often manufactured according to industry standards such as ASTM or DIN specifications, ensuring consistency and compatibility across various applications. Additionally, custom sizes and dimensions can be fabricated to meet specific project needs, offering flexibility in design and installation.
Nickel alloy tubes are inherently resistant to corrosion, thanks to the alloying elements that enhance their corrosion resistance properties. However, in certain aggressive environments or applications where prolonged exposure to corrosive substances is expected, corrosion protection coatings may be applied as an additional safeguard. These coatings can provide an extra layer of protection against specific types of corrosion, such as pitting or stress corrosion cracking, ensuring the longevity and performance of the tubes in challenging conditions. The decision to apply corrosion protection coatings depends on factors such as the operating environment, anticipated exposure to corrosive agents, and industry regulations or standards.
Yes, nickel alloy tubes are well-suited for high-temperature applications. Nickel alloys possess excellent high-temperature strength, oxidation resistance, and thermal stability, making them ideal for use in environments with elevated temperatures such as power generation, aerospace, and chemical processing industries. These tubes maintain their mechanical properties at temperatures ranging from several hundred to over a thousand degrees Celsius, depending on the specific alloy composition. Additionally, nickel alloys often exhibit good creep resistance, allowing them to withstand prolonged exposure to high temperatures without significant deformation. Overall, nickel alloy tubes are a reliable choice for demanding high-temperature applications where strength, corrosion resistance, and thermal stability are critical requirements.
Yes, Nickel Alloy Tubes can be welded using various welding processes such as TIG (tungsten inert gas), MIG (metal inert gas), and SAW (submerged arc welding). However, welding nickel alloys requires careful consideration due to their unique properties, including high thermal conductivity and sensitivity to heat input. Proper pre-weld preparation, such as cleaning and removing surface contaminants, is essential to ensure high-quality welds and minimize the risk of defects. Additionally, selecting appropriate filler materials compatible with the base alloy composition is crucial to maintain the integrity of the welded joint and avoid issues such as cracking or brittleness. With proper welding techniques and expertise, nickel alloy tubes can be successfully welded to meet specific application requirements while preserving their mechanical properties and corrosion resistance.
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