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Hashmi Sheets and Plates is a trusted manufacturer and supplier of Stainless Steel 348 Sheets and Plates in Doha, Qatar, serving industries that demand excellent high-temperature strength, oxidation resistance, and structural durability. We specialize in premium austenitic stainless steel grades stabilized with niobium to prevent intergranular corrosion, meeting international quality standards and delivering reliable performance in demanding industrial applications. Our Stainless Steel 348 Sheets and Plates are precisely processed to ensure uniform thickness, smooth surface finish, and dimensional accuracy. With timely delivery and technical support, Hashmi Sheets and Plates serves power generation, chemical, and high-temperature industrial projects across Qatar.
Stainless Steel 348 is a niobium-stabilized austenitic stainless steel containing chromium and nickel, designed to resist intergranular corrosion during high-temperature service. This composition provides excellent oxidation resistance and mechanical stability. Mechanically, it offers good tensile and yield strength, toughness, and creep resistance at elevated temperatures. The alloy maintains dimensional stability and structural integrity under prolonged thermal exposure, making it ideal for high-temperature industrial applications.
| Specifications | ASTM A240 / ASME SA240 |
|---|---|
| Width | 1000mm / 1219mm /1250mm / 1500mm / 2000mm |
| Length | 2000 mm / 2440 mm / 2500 mm / 3000 mm / 6000 mm |
| Thickness | 0.1mm to 12 mm Thk |
| Hardness | Soft, Hard, Half Hard, Quarter Hard, Spring Hard 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, Strip, Flats, Blank (Circle), Ring (Flange) etc. |
| Grade | Mn | P | C | S | Cr | Si | Ni | Fe | Co |
| SS 348 | 2.0 | 0.045 | 0.080 | 0.030 | 19 | 1.0 | 11 | 66 | 0.2 |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 7.9 g/cm3 | 1402 °C (2555 °F) | Psi – 75000 , MPa – 515 | Psi – 30000 , MPa – 205 | 40 % |
| STANDARD | WERKSTOFF NR. | UNS |
| SS 348 | 1.4550 | S34800 |
| 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 |
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 348 Sheet and Plates offers many advantages, including exceptional resistance to intergranular corrosion, especially in welded structures, increased durability through its excellent oxidation and scaling resistance to heat transfer 1600°F (870°C) internals, ideal for high temperature internals. The alloy’s high strength, excellent formability and weldability make it suitable for a variety of applications. Stainless steel 348 is also corrosion resistant in harsh environments, ensuring durability and reliability. Its resistance to thermal expansion and hardening makes it desirable for applications in the aerospace, chemical and electrical industries.
Stainless Steel 348 Sheets and Plates are widely used in applications requiring high-temperature strength and corrosion resistance. Common uses include boiler components, heat exchangers, furnace parts, and chemical processing equipment. They are also applied in power generation plants, petrochemical systems, and industrial fabrication where prolonged exposure to heat is critical. Their excellent weldability, oxidation resistance, and mechanical stability make Stainless Steel 348 Sheets and Plates a dependable choice for demanding high-temperature and industrial engineering applications.
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