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High Purity Seamless Tantalum Tube High Purity Seamless Tantalum Tube High Purity Seamless Tantalum Tube High Purity Seamless Tantalum Tube

High Purity Seamless Tantalum Tube

  • High-purity seamless tantalum tube with purity ≥99.95%
  • Manufactured to ASTM B521 / ASME SB-521 standard
  • UNS R05200 (pure tantalum) with excellent corrosion resistance
  • Seamless construction — no welded seams, ensuring uniform wall thickness and zero leakage
  • Melting point 2996°C — the fourth-highest among all metals
  • Density 16.6 g/cm³ with excellent dimensional stability
  • Outstanding corrosion resistance to acids, alkalis, and most chemical media
  • Excellent biocompatibility for medical implant and device applications

Description Of High Purity Seamless Tantalum Tube

High Purity Seamless Tantalum Tube is a seamless tubular product manufactured from pure tantalum (UNS R05200) to ASTM B521 standard. Tantalum is a silver-grey refractory metal with a melting point of 2996°C, excellent corrosion resistance, and superior biocompatibility. These seamless tubes are widely used in chemical processing equipment, medical devices, and analytical instruments.

Tantalum offers a unique combination of properties that make it ideal for seamless tube applications. With a melting point of 2996°C (the fourth-highest among all metals, after tungsten, rhenium, and osmium), tantalum tubes can withstand extreme temperatures. The material also offers outstanding corrosion resistance to acids, alkalis, and most chemical media, and it is biocompatible, making it suitable for medical implant and device applications. The seamless construction eliminates weld seams, ensuring uniform wall thickness, zero leakage, and superior pressure resistance.

High purity seamless tantalum tubes are available in custom outer diameters, wall thicknesses, and lengths, with surface finishes including bright, pickled, polished, and annealed. Typical applications include chemical processing equipment, medical devices, analytical instruments, and high-temperature sensors.


Features Of High Purity Seamless Tantalum Tube

  • High Purity: Purity ≥99.95%, ensuring minimal contamination in critical applications.

  • Seamless Construction: No welded seams, ensuring uniform wall thickness, zero leakage, and superior pressure resistance.

  • ASTM B521 Compliant: Manufactured to ASTM B521 / ASME SB-521 standard for tantalum and tantalum alloy tube.

  • High Melting Point: 2996°C, the fourth-highest among all metals.

  • Excellent Corrosion Resistance: Resists acids, alkalis, and most chemical media.

  • Excellent Biocompatibility: Suitable for medical implant and device applications.

  • Customizable Dimensions: Custom outer diameter, wall thickness, and length available.

  • Surface Finishes: Bright, pickled, polished, annealed.

  • ISO 9001 Certified: Full traceability and quality assurance.


Applications Of High Purity Seamless Tantalum Tube

  • Chemical Processing: Seamless tantalum tubes are used in corrosion-resistant heat exchangers, condensers, and piping systems for handling hydrochloric acid, sulfuric acid, nitric acid, and other aggressive chemicals.

  • Medical Devices: Seamless tantalum tubes are used in medical implants, surgical instruments, biopsy needles, and drug delivery systems due to their biocompatibility.

  • Analytical Instruments: Seamless tantalum tubes are used in chromatography, mass spectrometry, and other analytical equipment.

  • Aerospace and Defense: Seamless tantalum tubes are used in high-temperature sensors and electronic devices.

  • Nuclear Industry: Tantalum's high melting point and corrosion resistance make it suitable for nuclear applications.

  • High-Temperature Sensors: Seamless tantalum tubes are used as protective sheaths for thermocouples and temperature sensors.

  • Electronics: Seamless tantalum tubes are used in electronic components, including capacitors and high-temperature leads.


Specifications Of High Purity Seamless Tantalum Tube

ParameterSpecification
MaterialTantalum (Ta)
UNS DesignationR05200
StandardASTM B521 / ASME SB-521
Purity≥99.95%
Density16.6 g/cm³
Melting Point2996°C
Boiling Point5425°C
Young's Modulus186 GPa
Thermal Conductivity57.5 W/(m·K)
Thermal Expansion6.3 µm/(m·K)

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