Dhruv Metals, a reputable manufacturer and supplier located in Hyderabad, India, is all about providing top-notch Cobalt Alloy 6B Bars and Rods that are built to last. These products are crafted for outstanding wear resistance, strength, and durability. With a commitment to precision and global standards, Dhruv Metals ensures that their bars and rods are ready to tackle the toughest conditions, including high temperatures, friction, and corrosion. Thanks to their advanced processing techniques, you can count on consistent quality and longevity, making their Cobalt Alloy 6B offerings perfect for critical sectors like aerospace, power generation, chemical processing, and heavy engineering, both at home and abroad.
Cobalt Alloy 6B Bars and Rods mainly consist of Cobalt (Co ~60%), with notable amounts of Chromium (Cr ~30%) and Tungsten (W ~4–6%), plus smaller quantities of Nickel (Ni), Carbon (C), and Iron (Fe). These bars boast a tensile strength of about 965 MPa, impressive hardness (Rockwell C 33–43), and exceptional resistance to galling and corrosion. They maintain their strength and wear characteristics even in high-temperature environments, making them a go-to choice for demanding mechanical and thermal applications.
| Cobalt Chromium Molybdenum Alloy | CoCrMo |
|---|---|
| AMS | AMS 5788 |
| Grade | Cobalt Alloy Round Bars |
| Dimensions | DIN, ASME, AISI, BS, ASTM, EN, JIS, |
| Length | 1 to 6 Meters, Custom Cut Lengths |
| Manufacturing all types of Cobalt Alloy Rods | Forging, Square, Round, Ingot, Hex(A/F), Rectangle, Billet, |
| Other forms available | Seamless Tube, Pipe, Rods, Bars, Fittings, Flanges, Plate, Strip, Sheet, Plate, Coil, wire etc. |
| Grade | C | Mn | P | S | Si | Ni | Cr | Fe | W | Mo |
| Cobalt 6B | .90 – 1.40 | 2.0 max | – | – | 2.0 max | 3.0 max | 28.0 – 32.0 | 3.0 max | 3.50 -5.50 | 1.50 max |
| CONDITION | TENSILE STRENGTH | YEILD STRENGTH | ELOGNATION |
|---|---|---|---|
| ANNEALED |
80 (551) |
35 (241) |
30 |
| STANDARD | WERKSTOFF NR. | UNS |
| Cobalt 6B | – | R30006 |
Welding processes suitable for Cobalt Alloy 6B Bar include TIG (Tungsten Inert Gas), MIG (Metal Inert Gas), and resistance welding. Preheating and post-weld heat treatment are often required for optimal results.
Yes, Cobalt Alloy 6B Bar can be welded, but it requires careful control of heat and filler material to avoid cracking or weakening. Preheating and post-weld heat treatment are often recommended.
Cobalt Alloy 6B rods are available in various sizes, typically ranging from 0.125" to 6" in diameter. Common finishes include cold-drawn, hot-rolled, and polished for enhanced surface quality.
Industries that need materials capable of withstanding extreme wear, corrosion, and high temperatures extensively use Cobalt Alloy 6B Bars and Rods. In aerospace and power generation, they’re found in turbine components, valves, and wear plates, thanks to their remarkable durability. The chemical processing sector relies on them for pump parts, mixers, and equipment that face harsh chemicals. They also play a vital role in marine engineering, oil and gas, and heavy machinery, serving as bushings, bearings, and cutting tools. With their unparalleled wear resistance and stability, Cobalt Alloy 6B Bars and Rods are essential for high-performance industrial and engineering applications.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Dhruv Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Hyderabad , India
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