Aung Metals, a reputable manufacturer and supplier located in Naypyidaw, Myanmar, has built a solid reputation for delivering high-performance specialty alloys, including top-notch Cobalt Alloy 6B Bars and Rods. With a keen emphasis on quality, precision, and customer satisfaction, Aung Metals makes sure that every product aligns with global industry standards. The company serves a variety of sectors, such as aerospace, power generation, petrochemical, and manufacturing. Renowned for providing materials that boast exceptional wear, heat, and corrosion resistance, Aung Metals remains a go-to choice for clients in search of reliable and durable metal solutions, both in Myanmar and beyond.
Cobalt Alloy 6B Bars and Rods typically consist of around 60% cobalt, 28–32% chromium, 4–6% tungsten, 1.5% carbon, along with trace amounts of nickel, iron, and silicon. This distinctive blend results in an impressive combination of strength and hardness. The alloy showcases remarkable mechanical properties, featuring a tensile strength of about 965 MPa and a hardness rating of up to 45 HRC. Cobalt Alloy 6B retains its toughness, strength, and resistance to galling, oxidation, and high-temperature wear, even in the most demanding service conditions, ensuring outstanding performance and durability.
| 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.
Cobalt Alloy 6B Bars and Rods find extensive application in industries that demand materials with superior wear and corrosion resistance at high temperatures. They are perfect for crafting valve seats, pump sleeves, bearings, turbine blades, cutting tools, and wear rings. The alloy’s ability to maintain hardness and resist metal-to-metal wear makes it invaluable in petrochemical, aerospace, and marine settings. Furthermore, it is utilized in power plants and components of industrial machinery where heat, friction, and chemical exposure are significant concerns. Aung Metals’ Cobalt Alloy 6B promises long-lasting, reliable performance.






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