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Seamless Nickel 201 Tube

Seamless Nickel 201 |UNS N02201|2.4061 Tube

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Nickel 201 Seamless Tube (UNS N02201) is a high-purity, low-carbon wrought nickel alloy tube engineered for superior corrosion resistance and enhanced performance in elevated temperature environments. With controlled carbon content, Nickel 201 offers improved resistance to intergranular attack while maintaining excellent mechanical properties, outstanding thermal and electrical conductivity, and exceptional resistance to caustic and neutral salt solutions.

Nickel 201 seamless tubes are widely used in chemical processing equipment, electronics components, marine engineering systems, food processing machinery, and alkali handling applications where material purity, structural integrity, and corrosion resistance are critical.

Tengqi, a professional Nickel 201 seamless tube manufacturer based in Fujian, China, specializes in the precision production of pure nickel alloy tubes using advanced hot extrusion and cold drawing processes. Our Nickel 201 seamless tubing is manufactured in compliance with international standards such as ASTM B161, ASTM B163, ASME SB161, and ASME SB163, ensuring consistent chemical composition, dimensional accuracy, and reliable mechanical performance.

Available in a wide range of outer diameters, wall thicknesses, and custom cut-to-length specifications, our Nickel 201 seamless tubes are suitable for both high-temperature service and corrosive process environments. Each tube undergoes strict quality control procedures, including hydrostatic testing, eddy current testing, ultrasonic inspection, and PMI (Positive Material Identification), to guarantee full traceability and global compliance.

With strong manufacturing capability, competitive pricing, fast delivery, and customized solutions, Tengqi has established itself as a trusted global supplier of high-purity Nickel 201 seamless tubes for demanding industrial applications.

SeamlessNickel 201 Tube (Nickel201 / UNS N02201 / W.Nr. 2.4061) is the low-carbon commercially pure nickel with reduced embrittlement above 315 °C. Manufactured by Tengqi in Fujian, China, every heat is fully traceable, hydro-tested and available with third-party inspection (SGS / BV / TUV) on request.

Product Specifications

  • ASTM B163 — Seamless Condenser & Heat Exchanger Tubes
  • ASTM B167 / B407 / B423 — Seamless Tube
  • ASTM B444 — Seamless Pipe & Tube
  • ASTM B704 — Welded Tube
  • ASTM B829 — General Requirements
  • Finishing: solution annealed, pickled & polished; bright annealed available on request

Size Range

Outside Diameter (OD)Wall ThicknessLength
6.35 mm – 257 mm (1/4"– 10.1")0.5 mm – 12.7 mm≤ 22 m

Chemical Composition

Nickel201 (UNS N02201) — Composition %

UNSCMnSSiNiCuFe
N02201≤ 0.02≤ 0.35≤ 0.01≤ 0.35≤ 99.0≤ 0.25≤ 0.40

Mechanical Properties

PropertyValue
Delivery ConditionSolution annealed, pickled & polished
Tensile Strength≥ 345 MPa
Yield Strength (0.2% offset)≥ 80 MPa
Elongation in 2 in. / 50 mm≥ 35%

Physical Properties

PropertyValue
Density8.89 g/cm3
Thermal Conductivity70.2 W/m·K
Specific Heat Capacity456 J/kg·K
Elastic Modulus205 GPa
Magnetic PropertiesPractically non-magnetic

Industry Applications

Caustic Soda & Chlor-Alkali
Salt Plants & Evaporators
Dairy, Brewery & Beverage
Nuclear Power
Instrumentation Tubing
Chemical & Petrochemical Industry
Heat Exchangers & Boiler Tubes
Hydrogen & Syngas Production

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Browse the complete ranges: All Nickel Tubes | Explore Nickel Pipes | Seamless Stainless Steel Tubes Catalog

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Lidun Industrial Park, Lidun Town, Zhouning County, Ningde City, Fujian Province,355400,China

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Lidun Industrial Park, Lidun Town, Zhouning County, Ningde City, Fujian Province,355400,China

+86-577-88877003
+86-577-88877015
+86-577-88877019

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