As a key manufacturer and supplier based in Addis Ababa, Tariku Metals is proud to be a reliable source for high-quality materials right here in Ethiopia. We understand the critical demands of modern industry, which is why we provide Tantalum R05255 Bars and Rods, materials known for their exceptional performance in challenging environments. We are committed to supporting local growth by supplying these premium products, helping our partners advance their most ambitious projects with confidence and integrity. Our focus is on building lasting relationships through consistent quality and dependable service.
The Tantalum R05255 grade is essentially unalloyed tantalum, boasting a purity of over 99.95%. This composition is the foundation for its remarkable mechanical properties, including excellent ductility and formidable strength, even when subjected to extreme temperatures. It maintains exceptional corrosion resistance, standing up to aggressive acids and chemicals that would quickly degrade lesser metals. This combination of strength, workability, and inertness makes it a truly versatile and reliable engineering material for the most demanding applications.
| Specification | ASTM B365, ASME SB365 |
| Tantalum Bar Form | Tantalum Round, Hex, Flat, Half Round, Oval, Rectangular in Black & Bright Finish |
| Tantalum Round Bar Diameter | 0.125″ (3.18mm)~2.5″ (63.5mm) |
| Length | 2-12m |
| Purity | ≥99.95% or 99.99% |
| Tantalum Round Bar Length | 1-12m, Random, Fix & Cut Length or as per clients’ requirement |
| Tantalum | C | O | N | H | Nb | Fe | Ti | W | Mo | Si | Ni | Ta |
| R05255 | 0.010 | 0.015 | 0.010 | 0.0015 | 0.100 | 0.010 | 0.010 | 9.0 – 11.0 | 0.020 | 0.005 | 0.010 | Remainder |
| Grade | Tensile strength δbpsi (MPa), ≥ | Yield strength δ0.2, psi (MPa),≥ | Elongation in 1″/2″ gage length, %, ≥ |
|---|---|---|---|
| R05255 | 70000 (481) | 60000 (414) | 15 |
| 3/16” (4.76mm) | 25mm | 2.1/2” (63.5mm) |
| ¼” (6.35mm) | 1” (25.4mm) | 2.3/4” (69.85mm) |
| 5/16” (7.94mm) | 1.1/8” (28.58mm) | 3” (76.2mm) |
| 3/8” (9.53mm) | 30mm | 3.1/4” (82.55mm) |
| 10mm | 1.1/4” (31.75mm) | 3.1/2” (88.9mm) |
| 12mm | 1.3/8” (34.93mm) | 4” (101.6mm) |
| ½” (12.7mm) | 1.1/2” (38.1mm) | 4.1/2” (114.3mm) |
| 15mm | 40mm | 5” (127mm) |
| 5/8” (15.88mm) | 1.3/4” (44.45mm) | 5.1/2” (139.7mm) |
| ¾” (19.05mm) | 2” (50.8mm) | 6” (152.4mm) |
| 20mm | 2.1/8” (53.98mm) | 7” (177.8mm) |
| 7/8” (22.23mm) | 2.1/4” (57.15mm) | 8” (203.2mm) |
| Size | Kgs / Foot | Kgs / Mtr | Size | Kgs / Foot | Kgs / Mtr | Size | Kgs / Foot | Kgs / Mtr |
|---|---|---|---|---|---|---|---|---|
| 3mm | 0.017 | 0.055 | 20mm | 0.753 | 2.470 | 3″ | 10.900 | 35.762 |
| 1/8″ | 0.019 | 0.062 | 22mm | 0.908 | 2.979 | 3-1/4″ | 12.800 | 41.996 |
| 5/32″ | 0.029 | 0.095 | 7/8″ | 0.926 | 3.038 | 3-1/2″ | 14.850 | 48.772 |
| 4mm | 0.030 | 0.098 | 24mm | 1.080 | 3.543 | 3-3/4″ | 17.001 | 55.780 |
| 3/16″ | 0.043 | 0.141 | 25mm | 1.180 | 3.871 | 4″ | 19.306 | 63.340 |
| 5mm | 0.047 | 0.154 | 1″ | 1.210 | 3.970 | 4-1/4″ | 21.908 | 72.249 |
| 7/32″ | 0.058 | 0.190 | 26mm | 1.271 | 4.170 | 4-1/2″ | 24.4487 | 80.340 |
| 6mm | 0.068 | 0.223 | 27mm | 1.368 | 4.490 | 4-3/4″ | 27.366 | 90.249 |
| 1/4″ | 0.076 | 0.249 | 1-1/8″ | 1.534 | 5.033 | 5″ | 30.461 | 99.940 |
| 7mm | 0.091 | 0.298 | 30mm | 1.691 | 5.548 | 5-1/2″ | 36.690 | 121.000 |
| 5/16″ | 0.118 | 0.387 | 1-1/4″ | 1.924 | 6.349 | 6″ | 43.860 | 143.900 |
| 8mm | 0.120 | 0.398 | 32mm | 1.894 | 6.314 | 6-1/2″ | 51.093 | 167.630 |
| 9mm | 0.152 | 0.498 | 1-3/8″ | 2.303 | 7.550 | 7″ | 59.432 | 196.000 |
| 3/8″ | 0.170 | 0.557 | 35mm | 2.390 | 7.553 | 7-1/2″ | 68.226 | 225.000 |
| 10mm | 0.189 | 0.620 | 36mm | 2.438 | 7.999 | 8″ | 77.586 | 254.55 |
| 11mm | 0.228 | 0.748 | 38mm | 2.792 | 8.903 | 10″ | 121.048 | 397.140 |
| 7/16″ | 0.232 | 0.761 | 1-1/2″ | 2.715 | 8.951 | |||
| 12mm | 0.271 | 0.889 | 40mm | 3.009 | 9.872 | |||
| 1/2″ | 0.303 | 0.994 | 1-5/8″ | 3.200 | 10.449 | |||
| 13mm | 0.318 | 1.043 | 1-3/4″ | 3.712 | 12.179 | |||
| 14mm | 0.368 | 1.207 | 45mm | 3.807 | 12.555 | |||
| 9/16″ | 0.383 | 1.256 | 1-7/8″ | 4.260 | 13.977 | |||
| 15mm | 0.424 | 1.391 | 48mm | 4.330 | 14.205 | |||
| 5/8″ | 0.473 | 1.551 | 50mm | 4.698 | 15.414 | |||
| 16mm | 0.481 | 1.578 | 2″ | 4.848 | 15.906 | |||
| 17mm | 0.543 | 1.791 | 2-1/8″ | 5.475 | 17.963 | |||
| 11/16″ | 0.573 | 1.880 | 2-1/4″ | 6.135 | 20.128 | |||
| 18mm | 0.610 | 2.001 | 60mm | 6.768 | 22.205 | |||
| 3/4″ | 0.682 | 2.237 | 2-3/8″ | 6.838 | 22.435 | |||
| 2-1/2″ | 7.576 | 24.856 | ||||||
| 2-5/8″ | 8.354 | 27.409 | ||||||
| 2-3/4″ | 9.169 | 30.083 |
Yes, Tantalum R05255 Bars and Rods are available in various sizes, diameters, and forms, including round, square, and hexagonal shapes, customizable to meet diverse industrial requirements.
Yes, Tantalum R05255 Bars are highly customizable, allowing modifications in size, length, diameter, surface finish, and tolerances to meet specific application and industry requirements.
Tantalum R05255 Bars and Rods typically exhibit a smooth, high-quality surface finish, achieved through precision machining and polishing, ensuring excellent corrosion resistance and suitability for critical applications.
The uses for these bars and rods are found wherever reliability is non-negotiable. They are essential in chemical processing equipment like heat exchangers and reaction vessels, where their corrosion resistance guarantees both safety and longevity. The electronics industry relies on them for sputtering targets and capacitor components, while their biocompatibility makes them ideal for surgical implants and medical instruments. From aerospace to specialized laboratory apparatus, Tantalum R05255 is the trusted choice for engineers who cannot afford to compromise on material performance.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Tariku Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Addis Ababa, Ethiopia
Copyright 2024 Tariku Metals. All rights reserved