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Stainless Steel 446 Sheets and Plates from Victor Sheets and Plates, Abuja, Nigeria, represent the epitome of performance under extreme thermal and corrosive conditions. Crafted from high-chromium ferritic stainless steel, these sheets and plates exhibit exceptional oxidation resistance, scaling tolerance, and structural stability at elevated temperatures. Designed to outperform in demanding environments such as furnaces, heat exchangers, and chemical processing units, SS 446 delivers unyielding strength and durability where other grades falter. Precision-engineered and quality-assured, these sheets and plates ensure dependable service life and superior thermal endurance across heavy industrial applications.
Stainless Steel 446 is a ferritic alloy enriched with high chromium content (typically 24–27%) and minimal carbon, ensuring superior resistance to oxidation, sulfur attack, and thermal fatigue. The alloy’s microstructure maintains stability up to 1100°C, offering moderate tensile strength and excellent creep resistance under thermal stress. It possesses good ductility and formability, ensuring reliable fabrication and welding. These sheets and plates exhibit outstanding hardness retention, corrosion resistance in oxidizing environments, and dimensional consistency under fluctuating heat loads, making them a resilient choice for heat-intensive operations.
| 446 Sheets & Plates Specifications | ASTM A240 / ASME SA240, BS EN 10088-2, en 10028-7, IS 6911 |
|---|---|
| 446 Sheets & Plates Dimension Standard | MSRR, AMS, BS, JIS, AISI, ASTM, GB, DIN, EN, etc |
| SS 446 Sheets & Plates Size Range | Cold rolled ASME SA240 Grade 446 Stainless Steel Sheet 0.5-6.4 mm Hot rolled ASME SA240 Grade 446 Stainless Steel Sheet 3.0–10.0 mm |
| 446 SS Sheets & Plates Width | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, etc |
| SS 446 Sheets & Plates Length | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, etc |
| SS 446 Sheets & Plates Thickness | 0.3 mm to 120 mm |
| International Standard of Stainless Steel 446 Sheets & Plates | ASTM A480 ASTM A959 ASME IID EN ISO 9445 EN ISO 18286 EN 10051 EN 10088-1 ISO 15510 |
| Tolerances (width / thickness) of Stainless Steel 446 Sheets & Plates | EN 10258/ DIN 59381) EN 10151 ASME SA240 446 SS Strips EN 10088 SA -240-446 Strips |
| Finish of SS 446 Sheets & Plates | 2B, 2D, BA NO (8), Cold rolled sheet (CR), Hot rolled plate (HR), SATIN (Met with Plastic Coated), No.1 finish hot rolled, 1D, 2B, No.4, BA, 8K, satin, hairline, brush, mirror etc. |
| Hardness | Half Hard, Soft, Hard, Quarter Hard, Spring Hard |
| Form | Sheet, Plate, Strip, Flats, Clad Plate, Coils, Foils, Plain Sheet, Flat Shim, Flat Sheet, Shim Sheet, Rolling Sheet, Rolling Plate, Rolls, Blank (Circle), soft annealed, descaled, tread plate, sheared, annealed, Checker Plate |
| Value Added Service | Cladding, Heat Treatment, Annealed, Pickling, Polish, Rolling, Cutting, Bending, Forging, Minor Fabrication Etc. |
| Dealers & Distributor of | SAIL, ESSAR, JINDAL, TATA, BHUSHAN, INDIAN, POSCO, JISCO, TISCO, LISCO, BAOSTEEL IMPORTED material |
| Stainless Steel 446 Profiling | Plasma Plate Cutting Laser Plate Cutting Oxy-propane Flame Cutting |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N | Fe |
| SS 446 | 0.2 max | 1.5 max | 0.75 max | 0.04 max | 0.030 max | 23 – 30 | – | 0.50 max | 0.10 – 0.25 | Balance |
| Density | Melting Point | Tensile Strength | Yield Strength (0.2%Offset) | Elongation |
| 7.5 g/cm3 | 1510 °C (2750 °F) | Psi – 75,000 , MPa – 485 | Psi – 40,000 , MPa – 275 | 20 % |
| STANDARD | WERKSTOFF NR. | UNS | BS | EN | JIS |
| SS 446 | 1.4762 | S44600 | 446S21 | X12Cr13 | SUS 446 |
| 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 |
| 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 446 sheets and plates have many advantages, making them ideal for high temperature applications. They provide exceptional resistance to oxidation, corrosion and scaling, even in extreme environments. The high chromium content increases the ability to withstand high temperatures and increases durability. These materials also provide excellent thermal conductivity and strength while maintaining structural integrity in extreme conditions. In addition, Stainless Steel 446 is resistant to chloride stress corrosion and cracking, making it suitable for use in industrial furnaces, heat exchangers, and other complex applications where reliability is critical.
SS 446 Sheets and Plates are widely utilized in industries where heat, corrosion, and oxidation converge. Their superior performance makes them indispensable in furnace components, kiln linings, heat exchangers, radiant tubes, annealing boxes, and thermal processing chambers. They also excel in chemical and petrochemical industries for handling hot gases and corrosive fluids. In power plants and incineration systems, they ensure enduring performance under high-temperature exposure. For engineers seeking materials that maintain integrity in punishing thermal cycles, Stainless Steel 446 from Victor Sheets and Plates stands as a benchmark of reliability and metallurgical excellence.
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