Alloy Steel Gr 11 Sheets & Plates Suppliers

By Author: Mukesh Mehta
Total Articles: 36
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A387 Grade 11 Plate is an alloy steel that can be supplied in normalized and tempered conditions. SMESA 387 gr 11 has sturdiness, high tensile strength, excellent surface finishes, good dimensional accuracy, weldability, longevity, and withstand flexibility and durability, heavy loads. A387 gr 11 plates can be fully corrosion resistance, pitting, and stress corrosion cracking resistance. a387 grade 11 class 2 has a nominal chromium content of 1.25% and nominal molybdenum content of 0.50%, they have a high level of chromium that provides outstanding oxidation and corrosion resistance property that is essential for sour gas applications.

SA 387 gr 11 cl 2 are chromium molybdenum alloy steel plate that is primarily for pressure vessels and water boiler useful in elevated temperature services. SA 387 gr 11 tends to offer excellent features because of which this plate has found use in global industries for numerous applications, a387 grade 11 plate is limited only by the capacity of the composition. Alloy steel grade 11 plate is used in a variety of industries and is highly effective, particularly in the oil, gas, and chemical ...
... industry, where liquids and gases are often stored at high temperatures.

Alloy Steel Gr 11 Sheets and Plates are widely regarded in the manufacturing and construction industries due to their exceptional mechanical properties, versatility, and ability to perform in high-temperature and pressure environments. Grade 11 falls under the ASTM A387 / ASME SA387 specifications, making it an ideal choice for industries requiring high-performance materials.

This article explores the features, applications, benefits, and reasons why Alloy Steel Gr 11 is a preferred choice for various industrial needs.

Features of Alloy Steel Gr 11 Sheets & Plates

Chemical Composition:
Alloy Steel Gr 11 Sheets and Plates are composed of chromium (1%-1.5%) and molybdenum (0.5%). The chromium content ensures excellent corrosion resistance, while molybdenum enhances high-temperature strength and wear resistance.

Mechanical Properties:

Tensile Strength: These plates are capable of withstanding immense mechanical stress without deformation.
Durability: Their ability to endure high pressure and temperature makes them suitable for boiler and heat exchanger applications.
Heat Resistance:
With their chromium and molybdenum content, these sheets and plates offer exceptional resistance to scaling and oxidation, even in environments reaching temperatures above 500°C.

Corrosion Resistance:
Alloy Steel Gr 11 provides excellent resistance against corrosion, making it suitable for harsh environments such as acidic or marine atmospheres.

Specification Schedule of Alloy Steel Gr 11 Sheets & Plates
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 Manufacturer and Supplier
Finish Hot rolled plate (HR), Cold rolled sheet (CR)
Form Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Strip Manufacturer and Supplier
Chemical Properties of Alloy Steel Gr 11 Sheets & Plates
Grades C Mn P S SI Cr Mo
ASTM A387 Grade 11 0.05 – 0.17 0.4 – 0.65 0.035 0.035 0.5 – 0.80 1.0 – 1.5 0.45 – 0.65
Mechanical Properties of Alloy Steel Gr 11 Sheets & Plates
Tensile (MPa) Yield (MPa) Elongation (50mm) Elongation (200mm) Reduction of Area
415 – 585 240 min 22% min 19% min –
Equivalent Standard of Alloy Steel Gr 11 Sheets & Plates
BS EN ASTM/ASME UNS DIN
621B - A387 / SA 387 K11789 -

Benefits of Alloy Steel Gr 11 Sheets & Plates

Cost-Effectiveness:
Compared to other high-performance alloys, Alloy Steel Gr 11 offers excellent performance at a relatively lower cost.

Customizable Thickness and Dimensions:
These plates are available in various sizes and can be tailored to specific industrial needs, ensuring flexibility in usage.

Long Service Life:
Their high strength, heat resistance, and corrosion resistance result in reduced maintenance and extended operational life.

Compliance with Standards:
Alloy Steel Gr 11 adheres to ASTM and ASME specifications, ensuring quality and reliability for critical applications.

Conclusion

Alloy Steel Gr 11 Sheets and Plates are versatile and high-performing materials suitable for a range of industrial applications. Their superior strength, heat resistance, and corrosion-resistant properties make them indispensable for industries like oil & gas, power generation, and chemical processing.

If you are looking for a cost-effective, reliable, and long-lasting solution for high-temperature and pressure applications, Alloy Steel Gr 11 is the ideal choice. Always consult a reputable supplier to ensure the quality of materials meets your specific needs