Aung Metals, a reputable manufacturer and supplier located in Naypyidaw, Myanmar, is well-known for its top-notch Stainless Steel 321 Bars and Rods. These products are specifically designed to resist intergranular corrosion and oxidation, even at high temperatures, making them perfect for tough industrial settings. Aung Metals uses cutting-edge manufacturing methods and rigorous quality control to guarantee that every item meets international standards. Available in a variety of sizes and finishes, Stainless Steel 321 Bars and Rods are commonly found in industries like chemical processing, petrochemicals, aerospace, and power generation, where they provide durability, strength, and reliable performance in extreme heat and corrosive environments.
The composition of Stainless Steel 321 Bars and Rods includes chromium (17–19%), nickel (9–12%), carbon (up to 0.08%), along with manganese, silicon, and stabilizing titanium. The addition of titanium helps prevent carbide precipitation during welding, which boosts both corrosion resistance and structural integrity. These bars have a tensile strength of about 515 MPa, a yield strength of around 205 MPa, and an elongation of 40%. They showcase impressive mechanical strength, creep resistance, and thermal stability, making them ideal for high-temperature and corrosive service environments without sacrificing durability or performance.
Specification : ASTM A276/ASME SA276, SA479/A479
Standard : DIN, EN, ASTM, JIS, ASME, BS, AISI
Round Bars : OD 4 to 500mm
Bright Bars : OD 4 to 100mm
Hex Bars : 18 to 57mm (11/16″ to 2-3/4″)
Square Bars : 18mm to 47mm (11/16″ to 1-3/4″)
Finish : Matt Finish, Bright Polished, Black, NO.4 Finish, Rough Turned, BA Finish
Length : cut to size 1 – 6 Meters,
Form : Hex, Square, Round, Rectangle Etc.
| Grade | Ti | Mn | C | Si | S | P | Mo | Cr | Ni |
| SS 321 | 5(C+N) to 0.70 maximum | 2.0 maximum | 0.08 maximum | 1.0 maximum | 0.030 maximum | 0.045 maximum | – | 17.00 to 19.00 | 9.00 to 12.00 |
| Melting Point | Density | (0.2%Offset) Yield Strength | Tensile Strength | Elongation |
| 1457 °C (2650 °F) | 8.0 g/cm3 | Psi – 30000 , MPa – 205 | Psi – 75000 , MPa – 515 | 35 % |
| WERKSTOFF NR. | STANDARD | JIS | UNS | EN |
| 1.4541 | SS 321 | SUS 321 | S32100 | X6CrNiTi18-10 |
Stainless Steel 321 offers excellent resistance to oxidation and corrosion, especially in high-temperature environments. It also provides exceptional stability and strength, making it suitable for various industrial applications.
Yes, Stainless Steel 321 is well-suited for welding. Its titanium stabilization prevents intergranular corrosion during welding, ensuring structural integrity and longevity.
Stainless Steel 321 Bars and Rods are extensively used in sectors that demand heat resistance, corrosion protection, and mechanical reliability. They are perfect for creating furnace components, heat exchangers, pressure vessels, boiler tubes, and exhaust systems. These bars find their way into chemical processing plants, petrochemical facilities, power generation equipment, and aerospace applications, where high-temperature stability and long-lasting durability are crucial. Moreover, Stainless Steel 321 Bars and Rods are also utilized in the food processing and pharmaceutical industries, where hygiene, oxidation resistance, and structural integrity are vital, ensuring consistent performance.
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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