Precision customization: Round, square, coil, and U-shape tubes; seamless or welded; sizes made to drawing; small-batch sampling available.
Exceptional corrosion resistance: Excellent stability in nitric, sulfuric, hydrochloric and many mixed acids (excluding HF).
High-temp and dielectric performance: High melting point, low vapor pressure and good dielectric properties for harsh chemical and high-purity systems.
Process control & QA: Full chemical, mechanical, NDT and dimensional inspections available for critical projects.
Chemical Processing: Acid-resistant pipelines, liners and reaction vessels.
Heat Exchangers: Shell-and-tube and U-tube designs in corrosive media.
Medical & Electronics: Biocompatible tubes and dielectric components for implants and high-end devices.
Chemical composition and mechanical property testing
Ultrasonic testing and electric non-destructive testing
Hydrostatic testing
Visual surface and dimensional inspection
Packaging: Standard seaworthy wooden cases or custom protective packing to prevent impact and scratching.
Shipping: Global courier or sea freight; lead times coordinated with your project schedule.
LuminaTitanium supplies high-performance tantalum tube/pipe manufactured to ASTM B521. Using high-purity tantalum and tantalum-alloy grades with seamless or welded processes, these tubes deliver excellent chemical stability, corrosion resistance and long-term reliability in chemical processing systems, heat exchangers and high-temperature industrial applications.
| Parameter | Details | Why It Works for You |
|---|---|---|
| Materials | R05200, R05400, R05252, R05255, TaNb, TaW alloys | High-temperature strength and corrosion resistance |
| Standard | ASTM B521 | Recognized standard for tantalum tubes in critical service |
| Form | Round, square, coil, U-shape | Supports straight runs, coils and U-tube exchangers |
| Size | Custom per drawings | Matches exact design; minimizes secondary machining |
| Length | Standard & cut length | Fits installation and equipment layouts |
| Technique | Seamless or welded | Seamless for high-pressure/critical duty; welded for cost efficiency |
| Surface | Polished or as specified | Meets cleanliness and corrosion-resistance requirements |
| Packing | Seaworthy wooden case | Protects tubes for international transport |
| Designation | Main Ta | Nb | Fe | Si | Ni | W | Mo | Ti | O | C | H | N |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ta1 | Remainder | — | 0.004 | 0.003 | 0.002 | 0.004 | 0.006 | 0.002 | 0.03 | 0.01 | 0.0015 | 0.002 |
| Ta2 | Remainder | — | 0.01 | 0.01 | 0.005 | 0.02 | 0.02 | 0.006 | 0.08 | 0.015 | 0.0015 | 0.01 |
| TaNb3 | Remainder | <3.5 | 0.01 | 0.01 | 0.005 | 0.02 | 0.02 | 0.005 | 0.015 | 0.01 | 0.0015 | 0.01 |
| TaNb20 | Remainder | 17.0–23.0 | 0.01 | 0.01 | 0.005 | 0.02 | 0.02 | 0.005 | 0.015 | 0.01 | 0.0015 | 0.01 |
| Ta2.5W | Remainder | — | 0.005 | 0.003 | 0.002 | 3.0 | 0.006 | 0.002 | 0.04 | 0.015 | 0.0015 | 0.006 |
| Ta10W | Remainder | — | 0.005 | 0.003 | 0.002 | 11 | 0.006 | 0.002 | 0.04 | 0.015 | 0.0015 | 0.006 |
| Grade (UNS) | Tensile Strength min. | Yield Strength min. | Elongation min. |
|---|---|---|---|
| R05200 / R05400 | 30000 psi (207 MPa) | 20000 psi (138 MPa) | 25% |
| R05252 | 40000 psi (276 MPa) | 28000 psi (193 MPa) | 20% |
| R05255 | 70000 psi (481 MPa) | 60000 psi (414 MPa) | 15% |
| R05240 | 40000 psi (276 MPa) | 28000 psi (193 MPa) | 20% |
Standard & grade: ASTM B521; specify R05200 / R05400 / R05252 / R05255 or TaNb / TaW alloy
Form & geometry: round / square / coil / U-tube; OD / WT / ID / length; exchanger layout if applicable
Technique: seamless or welded; pressure rating and service medium requirements
Surface: polished or specified roughness and cleanliness
Testing & NDT: chemical, mechanical, UT, hydrostatic, electrical NDT; third-party witnessing if needed
Documentation: MTC EN 10204 3.1; inspection reports; RoHS/REACH on request
Quantity & packaging: batch size; packing configuration; export wooden cases
Logistics: target lead time; Incoterms; destination and preferred carrier
