Home > Alloy Steel > Alloy Steel Gr 11 Coils
Alloy Steel Grade 11 Coils embody the union of human creativity and metallurgical know-how, resulting in the production of a material recognized for its outstanding characteristics. Originating from a careful combination of various metals and made with accuracy throughout manufacturing operations, these coils serve as proof of the joint work of experienced professionals. Displaying enhanced strength, durability, and toughness, Alloy Steel Grade 11 Coils are essential across numerous industries, especially in challenging fields such as automotive and construction. Maintaining strict benchmarks for quality and performance, the practical method behind their production guarantees that these coils reliably satisfy the demanding needs of varied applications, demonstrating the smooth balance between human expertise and metallurgical advancement.
Specification : ASTM A387 / ASME SA387
Thickness : 1mm To 300 mm
Width : 1000mm, 1219mm, 1500mm, 1800mm, 2000mm, 2500mm, 3000mm, 3500mm, 4050mm 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, Shim Sheet, Perforated Sheet, Chequered Plate, Strip, Flats, Blank (Circle), Ring (Flange) etc.
Surface : 2B, 2D, BA, NO.1, NO.4, NO.8, 8K, mirror, checkered, embossed, hair line, sand blast, Brush, etching, etc
Origin : Indian Origin, European Origin, Japanese Origin
Testing and Documents : Mill Test Certificates, EN 10204 3.1, Chemical Reports, Mechanical Reports, Destructive Test Report, Non Destructive Test Reports, PMI Test Reports, Visual Inspection Reports, Third Party Inspection Reports, NABL Approved Lab Reports
Packing : Packed in Wooden Boxes, Bubble wraps, Steel Strips Bundled, or as per Customers Requests
| Tensile (MPa) | Yield (MPa) | Elongation (50mm) | Elongation (200mm) | Reduction of Area |
| 415 – 585 | 240 min | 22% min | 19% min | – |
| Grade | C | Mn | Si | P | S | Cr | Mo |
| 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 |
At Koasteel, we take great pride in being the largest supplier and manufacturer in the New Zealand, delivering advanced solutions for every one of your piping requirements. With modern production facilities strategically positioned in the New Zealand, we maintain an extensive inventory of more than 25,000 tons of top-quality materials kept ready in stock.
Reach out to us for a fast quote tailored to your requirement.
We supply these Alloy Steel Gr 11 Coils conforming to DIN, ISO, JIS or ANSI Standard.
High strength: Alloy steel grade 11 coils demonstrate high strength and toughness, which makes them ideal for uses that demand resistance to damage and shock.
Versatility: The adaptability and performance of alloy steel grade 11 coils enable their use across numerous industries, such as aerospace, automotive, construction, energy and construction
Weldability: Typically weldable, allowing for easy fabrication and assembly into structures and components.
Heat resistance: Alloy steel grade 11 coils maintain their mechanical properties under high temperatures, which makes them well suited for high-temperature uses like boilers, heat exchangers and pressure vessels.
Corrosion resistance: These fibres usually include elements like chromium and molybdenum, which give them resistance to corrosion, particularly in demanding conditions such as high humidity, chemicals, or salt water. The insertion of the
Alloy Steel Gr 11 Coils have uses as varied as the sectors they support, led mainly by the aerospace, railway, construction and automotive fields along with petrochemical, nuclear, medical, Oil & Gas, Chemical, Pharmaceutical, Food & Beverage, Nuclear, Thermal Power plants, Paper and Pulp, marine and mining, etc.
Pressure Vessels:Alloy steel series 11 coils are widely employed in producing pressure vessels thanks to their outstanding ability to withstand heat and high-pressure
Oil and Gas Industry: Within the oil and gas industry, alloy steel grade 11 coils serve applications like pipelines, drilling equipment and wellhead components owing to their toughness and ability to resist environmental corrosion
Power devices: Owing to their high temperature and resistance to corrosion and oxidation, these coils are frequently found in a range of electrical equipment, inclauding piping systems, turbines and heat exchangers.
Heat Exchangers: Alloy steel grade 11 coils work well in heat exchangers because of their corrosion resistance and high-temperature resistance, which makes them perfect for transferring heat between liquids
Boilers: These coils are generally applied in boiler settings where resistance to high temperature and pressure is needed for efficient operation.
Materials:Get to know the particular characteristics of alloy steel Gr 11 coils. These may involve high temperature, corrosion resistance and corrosion resistance. Verify that these characteristics match the intended application.
Supplier Reputation: Select a trustworthy supplier to deliver high-quality alloy steel coils. Seek out suppliers known for supplying dependable products and outstanding customer service.
Standards and Specifications: Verify whether any industry standards or specifications must be met when handling the coils. This guarantees compliance and quality assurance.
Application Requirements: Define the particular needs of your application. Take into account elements like temperature, pressure, mechanical stress, and the environmental conditions the coils will face.
Yes,alloy steel Gr 11 coils are weldable through standard welding techniques including shielded metal arc welding (SMAW), gas tungsten arc welding (GTAW), and gas metal arc welding (GMAW). That said, preheating and post-weld heat treatment might be required to avoid cracking and guarantee adequate weld strength.
Alloy steel Gr 11 coils work well for a range of high-temperature uses such as power generation, including boilers, pressure vessels, and heat exchangers. They are also employed in petrochemical plants, refineries, and chemical processing industries thanks to their outstanding corrosion resistance, strength, and durability in demanding environments.
Suggested welding methods for joining Alloy Steel Gr 11 coils include shielded metal arc welding (SMAW), gas tungsten arc welding (GTAW), and gas metal arc welding (GMAW). Preheating and post-weld heat treatment are frequently necessary to reduce the chance of cracking and to guarantee the best possible weld quality and strength.
Yes,when machining or fabricating Alloy Steel Gr 11 coils, employ carbide tooling and sufficient coolant to cope with their elevated strength and hardness. Keep cutting speeds and feeds at appropriate levels to reduce tool wear. Heat treatment after machining may be required to release internal stresses and enhance machinability.
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