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Hassan Sheets and Plates is a well-respected manufacturer and supplier of Stainless Steel 321 Sheets and Plates based in Riyadh, Saudi Arabia. They provide top-notch products designed for high-temperature and corrosion-resistant applications. Stainless Steel 321 is a titanium-stabilized austenitic stainless steel known for its remarkable resistance to intergranular corrosion and outstanding performance in oxidizing environments. At Hassan Sheets and Plates, precision engineering and adherence to global standards are priorities, making their SS 321 Sheets and Plates perfect for industries like aerospace, petrochemical, chemical, power generation, and food processing, where durability and reliability are essential.
The composition of Stainless Steel 321 Sheets and Plates mainly includes chromium (17–19%), nickel (9–12%), and titanium for stabilization, along with iron and trace amounts of carbon, manganese, and silicon. This blend helps prevent carbide precipitation during welding and boosts resistance to sensitization. On the mechanical side, SS 321 boasts good tensile and yield strength, excellent creep resistance, and toughness at both cryogenic and elevated temperatures. It remains stable even under prolonged exposure to high heat, making it a great choice for continuous service 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.
You’ll find Stainless Steel 321 Sheets and Plates commonly used in aerospace applications like exhaust systems, engine components, and heat shields due to their strength at high temperatures. In the chemical and petrochemical sectors, they’re utilized in reactors, pressure vessels, and piping systems. Power plants incorporate them in boiler tubes, superheaters, and heat exchangers, while the food processing industry relies on them for equipment that demands cleanliness and corrosion resistance. Their versatility, durability, and resistance to intergranular corrosion truly make them a go-to option for challenging environments.
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Riyadh, Saudi Arabia
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