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Al Shakru Sheets and Plates, based in Dubai, UAE, distinguishes itself as a leading manufacturer and supplier of Stainless Steel 321H Sheets and Plates . These products are renowned for their outstanding high-temperature strength, notable corrosion resistance, and enduring durability. Made from titanium-stabilized austenitic stainless steel featuring an elevated carbon content, they deliver superior creep strength and successfully guard against intergranular corrosion, even under extreme heat. At Al Shakru Sheets and Plates, precise manufacturing combines with strict quality control, ensuring their 321H sheets and plates meet international standards. Ideal for chemical, industrial, and power generation uses, these products ensure dependable performance, lasting structural integrity, and resistance to scaling and oxidation in demanding operating conditions.
Stainless Steel 321H Sheets and Plates consist of chromium (17–19%), nickel (9–13%), and titanium, featuring a raised carbon level that enhances strength at high temperatures and works to prevent carbide precipitation. They offer a tensile strength of about 515 MPa, a yield strength of 205 MPa, and an elongation of 40%. Having a density of 8.0 g/cm³ and a melting range of 1390–1425°C, these sheets and plates provide outstanding toughness, weldability, and formability, guaranteeing reliable performance in both high-temperature and corrosive environments.
| 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 321H | 0.04 – 0.10 | 2.0 max | 1.0 max | 0.045 max | 0.030 max | 17.00 – 19.00 | 0.10 max | 9.00 – 12.00 | 4(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 321H | 1.4878 | S32109 | SUS 321H | X12CrNiTi18-9 |
| 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 321H sheets and platesprovide outstanding corrosion resistance, particularly in high-temperature settings. They are highly durable, resistant to oxidation, and can cure up to 870°C (1600°F). Their intergranular corrosion resistance makes them well-suited for welding-related uses. The composite’s stability is improved through the addition of titanium, which serves to prevent carbide precipitation. Stainless steel 321 is also recognized for its toughness, durability and capacity to preserve structural integrity in extreme conditions. These characteristics make it appropriate for sectors such as aerospace, chemical and power generation.
Stainless Steel 321H Sheets and Plates are used across a range of applications requiring resistance to corrosion and endurance under high temperatures. They work exceptionally well for furnace parts, heat exchangers, boilers, chimneys, and chemical processing units. In addition, they are essential in power generation, petrochemical, and industrial structures where thermal stability, oxidation resistance, and structural integrity matter. Because they perform so well under intense heat and in corrosive settings, they are perfectly suited to industrial, structural, and high-performance engineering uses.
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