Yousef Steel stands out as a top manufacturer and supplier in Riyadh, Saudi Arabia, specializing in high-quality Alloy Steel Grade 11 Coils. These coils are crafted to excel in high-temperature and high-pressure settings, guaranteeing durability, strength, and reliability. Made in accordance with ASTM A387 Grade 11 standards, Alloy Steel Grade 11 Coils offer remarkable resistance to oxidation, creep, and thermal stress. With a focus on precision engineering and rigorous quality control, Yousef Steel ensures that these coils meet the demanding requirements of industries such as oil & gas, petrochemicals, boilers, heat exchangers, and power generation.
These coils are made from a chromium-molybdenum alloy steel, carefully balanced with carbon, manganese, silicon, phosphorus, and sulfur. The chromium content boosts oxidation and corrosion resistance, while molybdenum enhances tensile strength and performance at high temperatures. They showcase impressive mechanical properties, including high tensile and yield strength, good elongation, and exceptional resistance to thermal fatigue. Their stability at elevated temperatures guarantees reliable performance in critical environments.
| Specifications | : | ASTM A387 / ASME SA387 |
| Thickness | : | 1mm-300mm |
| Width | : | 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, 4050mm etc |
| Length | : | 2000mm, 2440mm, 3000mm, 5800mm, 6000mm, 12000mm, 15000mm 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) |
| Form | : | Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Strip etc. |
| Grade | C | Mn | Si | P | S | Cr | Mo | Ni | N |
| Alloy Steel Gr 11 | 0.05 – 0.17 | 0.40-0.65 | 0.50 – 0.80 | 0.035 max | 0.035 max | 1.0 – 1.5 | 0.45 – 0.65 | – | – |
| Tensile (MPa) | Yield (MPa) | Elongation (50mm) | Elongation (200mm) | Reduction of Area |
| 415 – 585 | 240 min | 22% min | 19% min | – |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Yousef Steel based in Riyadh, Saudi Arabia is a trusted manufacturer and supplier for Alloy Steel Grade 11 Coils of great quality. In fact, we have earned our reputation for providing a variety of top-notch steel products-such as Structural Steel, Alloy Steel, Carbon Steel, Mild Steel, and Galvanized Steel-with emphasis on Structural Steel Sheets and Plates. Basic product lines include a complete range of Pipes, Tubes, Flanges, Forged Fittings, Bars, and other forms. Yousef Steel is committed to its delivery and customer service, thus ensuring that they procure the best raw materials to guarantee high strength and durability with performance specifically for critical industrial applications. Contact us anytime for your Structural Steel Sheet and Plate needs!
Alloy Steel Grade 11 Coils find extensive use in boilers, pressure vessels, heat exchangers, and piping systems that function under high pressure and elevated temperatures. They’re also essential in refineries, chemical plants, and power plants where resistance to oxidation and creep is crucial. These coils deliver dependable, long-lasting service, ensuring structural integrity, safety, and efficiency in industrial operations. For industries looking for robust and high-performance solutions to tackle demanding thermal and mechanical conditions, Alloy Steel Grade 11 Coils are the perfect choice.
Yousef Steel is a leading manufacturer, supplier and exporter of high-quality Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel products. Our extensive product range includes Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates, catering to various industries in Riyadh, Saudi Arabia.
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