Al Summan Metals, headquartered in Dubai, UAE, has established itself as a leading manufacturer and supplier of premium Stainless Steel 321H Bars and Rods. These items are engineered to offer outstanding resistance to intergranular corrosion and oxidation, particularly under high temperatures, guaranteeing dependable performance in demanding industrial environments. Al Summan Metals employs advanced manufacturing techniques and stringent quality control to comply with international standards. Available in a range of sizes and finishes, these Stainless Steel 321H Bars and Rods are ideally suited for sectors such as chemical processing, petrochemicals, aerospace, and power generation, providing durability, structural strength, and reliable performance even in intense heat and corrosive conditions.
Stainless Steel 321H Bars and Rodsare a higher-carbon variant of Stainless Steel 321, providing improved high-temperature strength along with outstanding resistance to oxidation and corrosion. The chemical makeup mainly consists of 17-19% chromium (Cr), 9-12% nickel (Ni), and a modest quantity of titanium (Ti) at roughly 5 times the carbon level, which stabilizes the alloy and reduces carbide precipitation while welding. The mechanical characteristics of Stainless Steel 321H feature a tensile strength of 505-745 MPa, yield strength of 205 MPa, and a minimum elongation of 40%. These attributes make it well-suited for high-temperature applications, delivering optimal performance and durability.
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Standards |
ASTM A276, A479, A582, GB4226-84, GB/T1220-2007, JISG4311-91, JIS G4318-98, EN 10095-99, GB4226-84, EN10088-3-2005, JIS G4303-2005, etc |
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Stainless Steel Round Bar type |
ASTM A276 321h stainless steel round bars |
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Range |
Range – 3.17mm to 350mm dia |
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Technique |
Forged/Hot Rolled/Cold Drawn/Peeled |
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Diameter |
2.0-400mm |
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Surface |
bright round bar, pickled round bar, black round bar |
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Length |
3000mm, 6000mm or according to the customer’s requirement. |
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Type |
Round bar, rod, square bar, flat bar, hexagon bar, angle bar, channel bar, threaded bar |
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Package Details |
Standard seaworthy package(wooden boxes package,pvc package, or other package) |
| Grade | C | Mn | Si | P | S | Cr | Ti | Ni | N |
| SS 321h | 0.04 – 0.10 max | 2 max | 0.75 max | 0.045 max | 0.03 max | 17 – 19 | 4xC min 0.60% max | 9 – 12 | 0.10 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1454 °C (2650 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
| STANDARD | WERKSTOFF NR. | UNS | JIS | BS | GOST | AFNOR | EN |
| SS 321h | 1.4541 | S32109 | SUS 321h | – | – | – | X6CrNiTi18-10 |
Stainless Steel 321H is a high-carbon variant of 321 stainless steel. The increased carbon content in 321H enhances its strength at elevated temperatures, making it well-suited for environments exceeding 800°C (1472°F). Although both grades provide excellent resistance to oxidation and corrosion, 321H is especially appropriate for applications involving greater thermal stresses.
Stainless Steel 321H Bars and Rods are frequently utilized across industries including aerospace, chemical processing, power generation, and marine environments. They work perfectly for high-temperature uses such as heat exchangers, reactor cores, and furnace components.
Stainless Steel 321H Bars and Rods are widely applied in industries requiring heat resistance, corrosion protection, and mechanical dependability. They work well for producing heat exchangers, furnace components, pressure vessels, boiler tubes, and exhaust systems. These bars see broad application in chemical processing plants, petrochemical sectors, power generation equipment, and aerospace uses where thermal stability and lasting performance are critical. Furthermore, Stainless Steel 321H Bars and Rods are equally well-suited for the food processing and pharmaceutical industries, delivering hygiene, oxidation resistance, and structural integrity for safe and efficient operations.
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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