Kanish Metals stands out as a reliable manufacturer and supplier of Stainless Steel 321H Hollow Bars in Dubai, UAE. They offer top-notch products specifically designed to thrive in high-temperature and corrosive settings. Stainless Steel 321H is a titanium-stabilized austenitic stainless steel, celebrated for its remarkable resistance to intergranular corrosion and impressive mechanical strength even at elevated temperatures. The hollow bars crafted from this material are known for their durability, precision, and reliability, making them perfect for critical applications across various industries. Thanks to their rigorous quality control, advanced manufacturing techniques, and prompt delivery, Kanish Metals has built a solid reputation as a trustworthy supplier of Stainless Steel 321H Hollow Bars in the region.
These hollow bars consist of 17–19% chromium, 9–13% nickel, and a carefully controlled amount of titanium to prevent carbide precipitation during welding or exposure to high temperatures. They boast a tensile strength of about 515 MPa, a yield strength of 205 MPa, and an elongation of 40%. With excellent creep and stress-rupture resistance at high temperatures, they also show outstanding oxidation resistance. Their robust mechanical stability and durability make them ideal for applications that demand both strength and resilience against harsh environmental conditions.
| Standard | ASTM A276 / A479, ASME SA276 / A479 |
| 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 | C | Mn | Si | P | S | Cr | N | Ni | Ti |
| SS 321h | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 19.00 | 0.10 max | 9.00 – 12.00 | 5(C+N) – 0.70 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1457 °C (2650 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
| Denstiy lbm/in3 | Coefficient of Thermal Expansion (min/in)-°F | Thermal Conductivity BTU/hr-ft-°F | Specific Heat BTU/lbm -°F | Modules of Elasticity (annealed)2-psi | |
|---|---|---|---|---|---|
| at 68 °F | at 68 – 212°F | at 68 – 1832°F | at 200°F | at 32 – 212°F | in tension (E) |
| 0.286 | 9.2 | 20.5 | 9.3 | 0.12 | 28 x 106 |
SS 321H hollow bars are widely used in industries like aerospace, petrochemical, power generation, and chemical processing. They are preferred for high-temperature applications due to their excellent thermal stability, oxidation resistance, and resistance to stress-induced cracking at elevated temperatures.
SS 321H hollow bars are typically available in diameters ranging from 25mm to 500mm, with tolerances conforming to ASTM or ISO standards. Common surface finishes include annealed, pickled, and polished, catering to various industrial and aesthetic requirements.
Stainless Steel 321H Hollow Bars find their place in industries where high-temperature performance and corrosion resistance are essential. They are perfect for heat exchangers, furnace components, chemical processing equipment, pressure vessels, boiler tubes, and aerospace parts. Their ability to resist intergranular corrosion makes them suitable for welded assemblies that are exposed to high temperatures. Additionally, they are utilized in marine environments, petrochemical facilities, and power generation equipment. With their blend of strength, durability, and heat resistance, Stainless Steel 321H Hollow Bars deliver dependable performance in challenging 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.
Kanish Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Dubai, UAE
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