Nestled in the industrial heart of Safat, Kuwait, Nimish Metal has built a strong reputation as a trusted partner for specialized alloys. We are proud to be your go-to source for high-performance Hastelloy B3 bars and rods, materials engineered for resilience in the most demanding environments. Our commitment is to provide not just superior products, but also the expert guidance and reliable service that our clients in Kuwait and beyond have come to expect, ensuring your critical projects are built on a foundation of quality and durability.
At its core, Hastelloy B3 is a nickel-molybdenum alloy specifically designed for exceptional stability and strength. Its composition grants it superior resistance to hydrochloric acid at various concentrations and temperatures, outperforming many other metals. Mechanically, these bars and rods are known for their high tensile strength and excellent ductility, even after being welded or exposed to high heat. This combination means components made from our B3 stock are tough, reliable, and built to withstand significant stress without compromising their structural integrity.
| 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.
The unique properties of Hastelloy B3 make it an indispensable material across several challenging industries. You’ll find it at work in chemical processing plants, handling aggressive acids like hydrochloric and sulfuric. It’s essential in pharmaceutical manufacturing, petrochemical refining, and pulp and paper production where equipment faces constant corrosion. These bars and rods are often machined into vital components such as shafts, fasteners, valves, and pump parts, ensuring the longevity and safety of industrial systems that operate under truly punishing conditions.






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