Al Summan Metals, a leading manufacturer and supplier based in Dubai, UAE, has earned a strong reputation for producing high-quality Stainless Steel 321H Round Bars and Rods. These bars are skillfully designed to deliver outstanding resistance to intergranular corrosion and oxidation, even under high temperatures, guaranteeing dependable performance in demanding industrial environments. Al Summan Metals employs advanced manufacturing techniques and strict quality control practices to comply with international standards. Available in various sizes and finishes, these Stainless Steel 321H Round Bars and Rods are ideal for sectors such as chemical processing, petrochemicals, aerospace, and power generation, offering longevity, structural strength, and reliable performance in extreme heat and corrosive conditions.
Stainless Steel 321H Round Bars and Rods are made up of chromium (17–19%), nickel (9–12%), carbon (0.08–0.10%), together with manganese, silicon, and titanium, the latter of which acts to stabilize the alloy against carbide precipitation. These bars feature a tensile strength of roughly 515 MPa, a yield strength of about 205 MPa, and an elongation of 40%. They deliver outstanding mechanical stability under high temperatures, as well as resistance to creep and oxidation, which makes them well suited for prolonged use in corrosive and high-temperature environments without compromising durability.
Standard :321H / 1.4878
Range :3.17mm up to 350mm dia
Designation :ASTM A276, ASME SA276
Finish :Bright, Black, Polish
Thickness:4.0mm – 100mm
Type:Bar, Bright Bar, Black Bars, Hex Bar, Square Bar, Rods, Polish Bar, Forged Bar, Round Bar
Length :Random, Fix & Cut Length
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Ti |
| 321H | 0.04 – 0.10 | 2 max | 0.75 max | 0.045 max | 0.03 max | 17 – 19 | 3 – 4 | 9 – 12 | – | 4xC min 0.60% max |
| Density | 8.0 g/cm3 |
| Melting Point | 1454 °C (2650 °F) |
| Tensile Strength | Psi – 75000 , MPa – 515 |
| Yield Strength (0.2%Offset) | Psi – 30000, MPa – 205 |
| Elongation | 35 % |
| Size (mm) | 10×10 | 12×12 | 16×16 | 20×20 | 25×25 | 32×32 | 40×40 | 50×50 |
|---|---|---|---|---|---|---|---|---|
| kg/m | 0.81 | 1.16 | 2.06 | 3.22 | 5.03 | 8.24 | 12.87 | 19.60 |
| Standard | SS 321H |
| UNS | S32109 |
| WERKSTOFF NR. / DIN | 1.4878 |
Yes, Stainless Steel 321H Round Bars and Rods are suitable for natural gas applications. Their outstanding resistance to elevated temperatures and corrosion makes them well-suited for gas processing and pipeline systems.
Stainless Steel 321H Round Bars and Rods are extensively used in environments requiring heat resistance, corrosion protection, and mechanical reliability. They are perfect for producing heat exchangers, furnace components, pressure vessels, boiler tubes, and exhaust systems. These bars find broad use in chemical plants, petrochemical industries, power generation equipment, and aerospace components, where thermal stability and lasting durability are essential. Furthermore, Stainless Steel 321H Round Bars and Rods are employed in the food processing and pharmaceutical sectors, where hygiene, oxidation resistance, and structural integrity are critical, guaranteeing reliable performance under demanding operational conditions.
We supply products accompanied by both mill test certificates and third-party test certificates, guaranteeing the highest standards of quality and compliance.
Al Summan 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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