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Al Shakru Sheets and Plates, a first-rate manufacturer and supplier based in Dubai, UAE, focuses on premium Stainless Steel 321 Sheet and Plates . These items are renowned for their outstanding high-temperature strength, corrosion resistance, and overall durability. Made using state-of-the-art manufacturing methods and top-grade raw materials, these sheets and plates provide superb dimensional precision, a fine surface finish, and lasting dependability. Al Shakru Sheets and Plates is dedicated to making sure its Stainless Steel 321 products meet international quality standards, rendering them ideal for a wide range of uses in industries such as chemical, aerospace, and high-temperature settings. Their distinctive stabilized composition efficiently guards against intergranular corrosion during welding, ensuring reliable performance and structural integrity even under the harshest conditions.
Stainless Steel 321 Sheet and Plates belong to the category of stabilized austenitic stainless steel, composed mainly of chromium (17–19%), nickel (9–13%), and titanium, the latter enhancing their protection against intergranular corrosion. This alloy delivers a tensile strength of roughly 515 MPa, together with outstanding ductility, toughness, and oxidation resistance at high temperatures climbing as high as 870°C. Combined with its solid weldability and formability, these remarkable mechanical characteristics make it a perfect selection for uses demanding sustained exposure to thermal and mechanical stress while maintaining structural stability and performance in critical conditions.
| 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 supply products accompanied by both mill test certificates and third-party test certificates, guaranteeing the highest standards of quality and compliance.
Stainless steel 321 sheets and plateshave several important benefits, making them well suited for high temperature uses. They demonstrate outstanding resistance to oxidation, corrosion and carburization, particularly at temperatures reaching 900°C (1650°F). The titanium content enhances the alloy’s stability and stops carbide precipitation while welding, boosting its durability and strength. Stainless steel 321 also offers strong resistance to stress corrosion cracking and delivers excellent formability and weldability. These qualities make it well suited for sectors like aerospace, chemical processing and power generation, where dependability and long-term performance are essential.
You’ll find Stainless Steel 321 Sheet and Plates extensively used throughout numerous industries, such as chemical processing, petrochemical, aerospace, and power generation. They’re ideal for building heat exchangers, furnace components, exhaust systems, pressure vessels, and structural frameworks that function under high temperatures. The alloy’s capacity to withstand carbide precipitation during welding makes it an excellent choice for piping systems, boiler parts, and aircraft components. What’s more, these sheets and plates are also used in architectural structures, marine equipment, and industrial machinery where strength, corrosion resistance, and high-temperature stability are essential, guaranteeing long-lasting performance.
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