Aung Metals, a top-notch manufacturer and supplier located in Naypyidaw, Myanmar, is well-known for its high-quality Stainless Steel 321H Hex Bars and Rods. These products are designed to offer outstanding resistance to intergranular corrosion and oxidation, especially at high temperatures, making them a reliable choice for tough industrial settings. Aung Metals uses cutting-edge manufacturing methods and rigorous quality control to ensure they meet international standards. Available in a range of sizes and finishes, these Stainless Steel 321H Hex Bars and Rods are perfect for industries like chemical processing, petrochemicals, aerospace, and power generation, providing durability, structural integrity, and long-lasting performance even in extreme heat and corrosive environments.
The composition of Stainless Steel 321H Hex Bars and Rods includes chromium (17–19%), nickel (9–12%), carbon (0.08–0.10%), along with manganese, silicon, and titanium, which helps stabilize the alloy against carbide precipitation. These bars boast a tensile strength of about 515 MPa, a yield strength of around 205 MPa, and an elongation of 40%. They offer excellent mechanical stability, creep resistance, and oxidation resistance, making them ideal for extended use in high-temperature and corrosive environments without sacrificing strength or durability.
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.
Stainless Steel 321H Hex Bars and Rods are commonly used in industries that demand heat resistance, corrosion protection, and mechanical reliability. They are perfect for creating heat exchangers, furnace components, pressure vessels, boiler tubes, and exhaust systems. These bars find extensive application in chemical plants, petrochemical facilities, power generation equipment, and aerospace sectors where high-temperature stability and long-term durability are crucial. Additionally, Stainless Steel 321H Hex Bars and Rods are also suitable for the food processing and pharmaceutical industries, where hygiene, oxidation resistance, and structural integrity are vital for safe and efficient operations.
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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