Anucha Metals is a well-respected manufacturer and supplier of Hastelloy B3 Bars and Rods based in Bangkok, Thailand. We pride ourselves on delivering top-notch nickel-molybdenum alloy products that are specifically designed to offer outstanding corrosion resistance and durability. Our Hastelloy B3 bars and rods are particularly renowned for their remarkable ability to withstand hydrochloric acid, sulfuric acid, and other harsh reducing environments. With impressive mechanical strength, toughness, and reliability even in challenging conditions, these products are crafted in line with international quality standards. Anucha Metals is committed to providing advanced alloy solutions for various industries, including chemical processing, petrochemical, marine, pharmaceuticals, and pollution control.
The composition of Hastelloy B3 Bars and Rods primarily includes nickel and molybdenum, along with carefully controlled amounts of iron and chromium. This distinctive blend guarantees exceptional resistance to pitting, stress corrosion cracking, and attacks in heat-affected zones. The alloy showcases high tensile and yield strength, excellent ductility, and thermal stability. Its enhanced resistance to hydrochloric acid and adaptability to different process conditions make it a more versatile option compared to earlier Hastelloy B alloys.
| Standard | ASTM B335, ASME SB335 |
| Round Bar Size | 3mm~ 800mm |
| Square Bar Size | 4mm* 4mm ~100mm* 100mm |
| Flat Bar Size | 2mm ~ 100mm |
| Hex Bar Size | 2mm ~ 100mm |
| Angle Size | 3mm* 20mm* 20mm~ 12mm* 100mm* 100mm |
| Thickness | 50 mm to 6000 mm Long |
| Length | 1 To 6 Meters, Custom Cut Length |
| Form | Round, Square, Hex(A/F), Rectangle, Billet, Ingot, Forging Etc |
| Grade | Ni | Mo | Cr | Fe | W | Mn | C | Al | Ti | Si |
| Hastelloy B3 | 65.0 min | 28.5 | 1.5 | 1.5 | 3.0 max | 3.0 max | 0.01 max | 0.50 max | 0.2 max | 10 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 9.2 g/cm3 | 1370 °C (2550 °F) | Psi – 1,15,000 , MPa –760 | Psi – 52,000 , MPa – 350 | 40% |
| STANDARD | WERKSTOFF NR. | UNS |
| Hastelloy B3 | 2.4600 | N10675 |
Hastelloy B3 bars offer exceptional resistance to hydrochloric acid, excellent weldability, and superior corrosion resistance in aggressive environments. They also provide high strength and durability at elevated temperatures.
Yes, Hastelloy B3 rods can be welded using appropriate welding techniques. It is important to control heat input to avoid potential cracking or damage to the material.
Hastelloy B3 rods are available in various sizes, typically ranging from small diameters (1/8" to 1") to larger dimensions depending on the application. They are commonly offered in finishes such as cold-finished, hot-rolled, or polished for specific requirements.
Hastelloy B3 Bars and Rods find extensive use in industries that demand exceptional resistance to strong reducing environments. They are commonly utilized in chemical processing for reactors, heat exchangers, and piping systems that come into contact with aggressive acids. In the petrochemical and marine sectors, they serve as vital components for valves, pumps, and equipment operating under corrosive conditions. The pharmaceutical and pollution control industries also rely on them for process equipment and scrubbers where high corrosion resistance is crucial. Thanks to their remarkable durability, strength, and stability, Hastelloy B3 bars and rods are the go-to choice for critical applications in highly corrosive environments.






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