Nestled in the heart of Manama’s thriving industrial sector, Junaid Metals has built a reputation for reliability and precision. We are proud to specialize in providing high-performance materials like the Stainless Steel 321H Hex Bar and Rod. Engineered for resilience, this grade is a trusted choice for engineers and fabricators who demand a material that can withstand extreme temperatures and corrosive environments, making it an indispensable component for robust and long-lasting projects across various demanding industries.
The strength of Stainless Steel 321H lies in its carefully balanced composition, which is stabilized with titanium to prevent harmful carbide precipitation. This formulation gives the hex bars and rods exceptional mechanical properties, including high tensile strength and excellent creep resistance. These characteristics allow components made from 321H to perform reliably under sustained high stress and temperatures, ensuring structural integrity and durability in the most challenging operational conditions.
Dimensions : ASTM, ASME
Standard : ASTM / ASME SA A276, A479, ASTM A493
Length : Random, Fix & Cut Length
Size : 20MM to 150MM
| Element | C | Cr | Mn | Ni | P | S | Si |
| SS 321 | 0.08 max. | 17.0 – 19.0 | 2.00 max. | 9.0-12.0 | 0.045 max. | 0.03 max. | 0.75 max. |
| SS 321H | 0.04 – 0.10 | 17.0 – 19.0 | 2.00 max. | 9.0-12.0 | 0.045 max. | 0.03 max. | 0.75 max. |
| Element | C | Cr | Mn | Ni | P | S | Si |
| SS 321 | 0.08 max. | 17.0 – 19.0 | 2.00 max. | 9.0-12.0 | 0.045 max. | 0.03 max. | 0.75 max. |
| SS 321H | 0.04 – 0.10 | 17.0 – 19.0 | 2.00 max. | 9.0-12.0 | 0.045 max. | 0.03 max. | 0.75 max. |
| HEXAGONS | ||
|---|---|---|
| Size(mm) | WT PER FEET IN KGS | WT PER MTR IN KGS |
| 16 | 0.55 | 1.79 |
| 18 | 0.69 | 2.27 |
| 20 | 0.85 | 2.80 |
| 22 | 1.03 | 3.39 |
| 25 | 1.33 | 4.38 |
| 28 | 1.67 | 5.49 |
| 30 | 1.92 | 6.30 |
| 32 | 2.19 | 7.17 |
| 36 | 2.77 | 9.07 |
| 38 | 3.08 | 10.11 |
| 40 | 3.41 | 11.20 |
| 45 | 4.32 | 14.18 |
| 50 | 5.34 | 17.50 |
| 56 | – | – |
| 60 | – | – |
| 65 | – | – |
| 70 | – | – |
| 75 | – | – |
| 80 | – | – |
| 90 | – | – |
| 100 | – | – |
SS 321H Hex Bars/Rods are highly resistant to oxidation and intergranular corrosion due to titanium stabilization, making them ideal for high-temperature environments. They offer excellent strength, durability, and resistance to sulfur compounds, ensuring reliability in extreme conditions.
SS 321H Hex Bars/Rods are commonly used in aerospace, chemical processing, power generation, petrochemical, and pharmaceutical industries. They are ideal for high-temperature applications such as heat exchangers, pressure vessels, exhaust systems, and furnace components due to their excellent corrosion resistance.
SS 321H Hex Bars/Rods can be welded easily, thanks to their titanium stabilization, which prevents sensitization and intergranular corrosion. However, it's essential to use low-carbon filler materials to maintain the material's properties and prevent carbide precipitation. Pre-heating and post-weld heat treatment may be required for optimal results.
This unique combination of properties makes the 321H Hex Bar and Rod ideal for a wide range of critical applications. You will find it essential in the construction of furnace parts, heat exchangers, and aircraft exhaust systems where heat resistance is paramount. It is also widely used in the chemical processing and petrochemical industries for components like pressure vessels and piping, where its resistance to oxidation and corrosion ensures both safety and operational longevity in aggressive environments.






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