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Hashmi Sheets and Plates is a trusted manufacturer and supplier of Stainless Steel 321 Sheets and Plates in Doha, Qatar, catering to industries that require high-temperature corrosion resistance and structural reliability. This titanium-stabilized austenitic stainless steel is designed to prevent intergranular corrosion during welding and prolonged thermal exposure. Our Stainless Steel 321 Sheets and Plates are precisely fabricated to ensure uniform thickness, smooth surface finish, and dimensional accuracy. With timely delivery and technical support, Hashmi Sheets and Plates serves chemical processing, aerospace, power generation, and industrial fabrication projects across Qatar.
Stainless Steel 321 is an austenitic stainless steel alloy containing chromium, nickel, and titanium. Titanium stabilizes the alloy, preventing carbide precipitation and enhancing corrosion resistance, particularly in welded structures. Mechanically, it offers good tensile and yield strength, excellent toughness, and reliable creep resistance at elevated temperatures. The alloy maintains dimensional stability and structural integrity under thermal stress, making it suitable for high-temperature and industrial applications.
| Specifications | : | ASTM A240 / ASME SA240 |
| Thickness | : | 4mm-100mm |
| Width | : | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc |
| Length | : | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc |
| Surface | : | 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sand blast, Brush, etching, etc |
| Finish | : | Hot rolled plate (HR), Cold rolled sheet (CR), 2B, 2D, BA NO(8), SATIN (Met with Plastic Coated) |
| Form | : | Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blank (Circle), Ring (Flange) etc. |
| Grade | C | Mn | Si | P | S | Cr | N | Ni | Ti |
| SS 321 | 0.08 max | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 19.00 | 0.10 max | 9.00 – 12.00 | 5(C+N) – 0.70 max |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 8.0 g/cm3 | 1457 °C (2650 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 35 % |
| STANDARD | WERKSTOFF NR. | UNS | JIS | EN |
| SS 321 | 1.4541 | S32100 | SUS 321 | X6CrNiTi18-10 |
| Material | Size | Thickness |
| PLATES & SHEETS | 1000 mm x 2000 mm | 0.1mm To 100 mm Thickness |
| 1220 mm x 2440 mm (4′ x 8′) | ||
| 1250 mm x 2500 mm | ||
| 1500 mm x 3000 mm | ||
| 2000 mm x 4000 mm | ||
| 2000 mm x 2000 mm |
| Surface Finish | Definition | Application |
|---|---|---|
| 2B | Those finished, after cold rolling, by heat treatment, pickling or other equivalent treatment and lastly by cold rolling to given appropriate luster. | Medical equipment, Food industry, Construction material, Kitchen utensils. |
| BA | Those processed with bright heat treatment after cold rolling. | Kitchen utensils, Electric equipment, Building construction. |
| NO.3 | Those finished by polishing with No.100 to No.120 abrasives specified in JIS R6001. | Kitchen utensils, Building construction. |
| NO.4 | Those finished by polishing with No.150 to No.180 abrasives specified in JIS R6001. | Kitchen utensils, Building construction, Medical equipment. |
| HL | Those finished polishing so as to give continuous polishing streaks by using abrasive of suitable grain size. | Building Construction. |
| NO.1 | The surface finished by heat treatment and pickling or processes corresponding there to after hot rolling. | Chemical tank, pipe |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Stainless steel 321 sheets and plates have several key advantages, making them ideal for high temperature applications. They exhibit excellent resistance to oxidation, corrosion and carburization, especially at temperatures up to 900°C (1650°F). The titanium content improves the stability of the alloy and prevents carbide precipitation during welding, increasing its durability and strength. Stainless steel 321 is also highly resistant to stress corrosion cracking and provides excellent formability and weldability. These characteristics make it ideal for industries such as aerospace, chemical processing and power generation, where reliability and long-term performance are critical.
Stainless Steel 321 Sheets and Plates are widely used in applications requiring high-temperature strength and corrosion resistance. Common uses include furnace parts, heat exchangers, exhaust stacks, chemical processing equipment, and aerospace components. They are also applied in petrochemical plants, power generation systems, and industrial machinery exposed to prolonged heat. With excellent weldability, oxidation resistance, and mechanical stability, Stainless Steel 321 Sheets and Plates are a reliable choice for high-temperature industrial and engineering applications where long-term performance and durability are critical.
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