Home >Alloy Steel > Alloy Steel Gr 11 Sheet and Plates
Standard : ASTM A387 / ASME SA387
Thickness : 5mm-150mm
Width : 1000mm-4500mm
Length : 3000mm-18000mm
Surface Condition : Normalized Rolling, As Rolled, Furnace Normalizing, Vacuum Degassing, Simulated Post-Weld Heat Treatment or as per customer requirement.
Application : Pressure Vessel Plate, Steel Boiler plate
Form : Coils, Foils, Rolls, Plain Sheet, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blank, Circle, Ring (Flange) etc.
| C | Mn | P | S | Si | Cr | Mo |
| 0.04 – 0.17 | 0.35 – 0.73 | 0.035 | 0.035 | 0.44 – 0.86 | 0.94 – 1.56 | 0.40 – 0.7 |
| A387 / SA387 Grade 11 | Class 1 | Class 2 |
| Tensile Strength (ksi) | 60-85 | 75-90 |
| Tensile Strength (MPa) | 415-585 | 485-620 |
| Yield Strength (ksi) | 35 | 45 |
| Yield Strength (MPa) | 240 | 310 |
| Elongation in 200mm (%) | 19 | 18 |
| Elongation in 50mm (%) | 22 | 22 |
| Reduction of area in % | – | – |
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We offer These Alloy Steel Gr 11 Sheet and Plates per DIN, ISO, JIS or ANSI Standard.
High Strength: Alloy steel Grade 11 sheets and plates exhibit high strength, making them suitable for applications where strength and durability are required, such as in construction, automotive and industrial machinery.
Low cost: Despite their superior quality, they are generally cost-effective compared to high-performance materials such as alloy steel and grade 11 sheet plates. This affordable price makes them desirable for applications where a balancing of performance and cost is needed.
Weldability: They exhibit excellent weldability, facilitating the fabrication and assembly of various structures and components. This makes them suitable for welding and joining processes that do not compromise the integrity of the product.
Heat Resistance: Alloy steel grade 11 sheets and plates are designed to withstand high temperatures without losing their mechanical properties. This heat resistance makes them suitable for high-temperature applications such as boilers, heat exchangers and pressure vessels.
Corrosion resistance: These sheets and plates have superior corrosion resistance, especially in areas where water, chemicals, or other corrosive substances are high, which makes them ideal for marine, medical, and offshore applications.
Alloy Steel Gr 11 Sheet and Plates find widespread industrial use across various sectors due to their unique combination of excellent corrosion resistance, high strength, and versatility. Common industrial uses include applications in the oil and gas industry for offshore platforms, pipelines, and subsea equipment, where corrosion resistance and strength are essential for withstanding harsh environments.
Pressure Vessels: Grade 11 alloy steel sheets and plates are widely used in the manufacture of pressure vessels for oil and gas, petrochemical and chemical process industries etc. Their high tensile strength and corrosion resistance make them suitable for hot applications at high pressures.
Power plants: Alloy steel grade 11 sheets and plates are used to manufacture essential parts of power generation facilities like turbine blades, steam pipes, boiler tubes etc. Their superior mechanical properties, resistance to corrosion and oxidation ensure power plant reliability and durability of accessories.
Heat exchangers: Grade 11 alloy steel sheets and plates are used in heat exchangers where efficient heat transfer is required. Their high thermal resistance and thermal conductivity make them ideal for heat transfer between liquids in a variety of industrial applications.
Boilers: These materials are commonly used for tubes, headers, shells and other boiler parts due to their excellent temperature and resistance to high temperatures and pressures causing corrosion or damage
Define your requirements: Understand the specific applications and conditions in which alloy steel sheets and plates will be used. Consider factors such as temperature, pressure, corrosion resistance, and mechanical requirements for the application.
Size and Design: Based on your project specifications, determine the required thickness and thickness of the paper and plate. Ensure the supplier can provide the needed sizes or custom cutting services.
Corrosion Resistance: Consider the corrosion resistance of alloy steel. Grade 11 steel is generally more resistant to high-temperature corrosion and oxidation, but it is important to check whether it meets the specific corrosion requirements of your application.
Mechanical properties: Evaluate the workability of steel alloys, including tensile strength, yield strength, elongation, and hardness. Choose the grade that provides the right technical features for your application.
Materials: Refer to Industry Standards and Specifications for Alloy Steel Grade 11. Ensure that materials meet required standards such as ASTM A387 Grade 11 Class 1 or Class 2 for plate and sheet materials.
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