Tantalum Rods Tantalum Bars

Parameter

Details

Material Grades

– Pure Tantalum: Ta1 (ASTM B365 R05200), Ta2 (R05400)

– Tantalum Alloys: Ta2.5W (R05255), Ta10W (R05252)

Dimensions

– Diameter: 5mm–150mm (±0.02mm)

– Length: Up to 6,000mm (customizable)

Density

16.6 g/cm³ (pure Ta)

Related products:

Antioxidant 1010, Antioxidant 1076

Tantalum Rods Tantalum Bars – Reliable Solutions for Extreme Environments 

Material Overview

Tantalum, hailed as the “King of Corrosion Resistance,” is a strategic metal for advanced industries and high-tech applications, renowned for its unrivaled corrosion resistance, ultra-high melting point, exceptional biocompatibility, and unique electrical properties:

  • Ultimate Corrosion Resistance: Nearly inert at ambient temperatures, resistant to concentrated hydrochloric acid (37%), sulfuric acid (98%), nitric acid, and other aggressive media. Outperforms titanium and platinum, making it the optimal choice for chemical and medical equipment.
  • High-Temperature Performance: Melting point of 3017°C, retaining strength and oxidation resistance under extreme heat. Ideal for vacuum furnaces and aerospace engine components.
  • Medical-Grade Safety: Compliant with ISO 10993 biocompatibility standards, non-toxic and hypoallergenic, widely used in orthopedic implants and minimally invasive surgical tools.
  • Superior Electrical Properties: High dielectric constant and stability, critical for high-end capacitor manufacturing.

Advantages

✔ Unmatched Resistance to Extreme Environments

  • Chemical Inertness: Stable in strong acids (HCl, H2SO4, HNO3), molten alkalis, and high-temperature chlorides, with zero risk of crevice corrosion.
  • High-Temperature Resilience: Zero oxidation below 1200°C, long-term usability in 1600°C vacuum environments.

✔ Advanced Customization Capabilities

  • Precision Dimensions: Diameter 5mm to 150mm, custom lengths (up to 6 meters), tolerances as tight as ±0.02mm.
  • Versatile Processing: Forged rods (high density), rolled rods (smooth surface finish), and surface treatments (anodizing/polishing/coatings).
  • Material Options: Pure tantalum rods (Ta1, Ta2), tantalum-tungsten alloys (Ta2.5W, Ta10W), tailored for varying strength and temperature requirements.

Key Applications

  • Chemical & Energy: Liners for acid reactors, nuclear fuel cladding tubes, electrolysis anodes.
  • Medical & Life Sciences: Cranial reconstruction plates, vascular stents, endoscope components.
  • Electronics & Semiconductor: High-performance capacitor sputtering targets, semiconductor etching rings.
  • Aerospace: Rocket nozzle components, satellite thermal protection substrates.

Product Specifications

Parameter Details
Material Grades – Pure Tantalum: Ta1 (ASTM B365 R05200), Ta2 (R05400)
– Tantalum Alloys: Ta2.5W (R05255), Ta10W (R05252)
Dimensions – Diameter: 5mm–150mm (±0.02mm)
– Length: Up to 6,000mm (customizable)
Density 16.6 g/cm³ (pure Ta)
Melting Point 3017°C
Surface Finish – Rolled: Ra ≤0.8µm
– Forged: Ra ≤1.6µm
Tolerances – Diameter: ±0.02mm (standard), tighter options available
– Straightness: ≤0.1mm per meter
Certifications ISO 10993 (Biocompatibility), ASTM B365, RoHS/REACH compliant
Testing Standards – Oxygen content: ≤500 ppm (pure Ta)
– Grain size: ASTM E112
– Hardness: HV tested per ASTM E384

Key Applications

  • Chemical & Energy: Liners for acid reactors, nuclear fuel cladding tubes, electrolysis anodes.
  • Medical & Life Sciences: Cranial reconstruction plates, vascular stents, endoscope components.
  • Electronics & Semiconductor: High-performance capacitor sputtering targets, semiconductor etching rings.
  • Aerospace: Rocket nozzle components, satellite thermal protection substrates.

Our Commitments

  • End-to-End Traceability: Full transparency from raw tantalum ore to finished rods, compliant with ASTM B365 standards.
  • Rigorous Quality Assurance: Dual-inspected for grain size, oxygen content, hardness, and batch consistency.
  • Fast Turnaround: Prototypes in 7 days, small-to-medium batch delivery within 15 days (emergency non-standard orders supported).

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