At Esha Steel, a trusted manufacturer and supplier in Kolkata, we provide premium Alloy Steel F11 Bars to industries across India. Manufactured to ASTM and ASME standards, these bars are designed for high-temperature and high-pressure applications, offering reliable performance and long-term durability. Esha Steel ensures precise dimensions, superior mechanical properties, and stringent quality control. Widely used in power plants, petrochemical facilities, and industrial machinery, F11 bars deliver exceptional toughness, weldability, and corrosion resistance, making them ideal for fabricating critical components, machinery parts, and structural elements where safety and strength are essential in demanding industrial environments.
Alloy Steel F11 Bars are made from chromium-molybdenum alloy steel with carefully controlled carbon, manganese, phosphorus, sulfur, and silicon content. This composition provides excellent high-temperature strength, toughness, and resistance to creep and corrosion. Mechanically, F11 bars offer tensile strength of 585–760 MPa, yield strength of 415–620 MPa, and good elongation with high impact resistance. Heat treatment enhances hardness, dimensional stability, and mechanical performance. The uniform microstructure ensures excellent weldability and machinability, making F11 bars suitable for fabricating industrial components and machinery parts requiring strength, durability, and high-temperature performance.
| Specifications | ASTM A182, ASME SA182 |
| Thickenss | 0.5mm – 500mm Dia |
| Range | 5mm – 500mm Diameter in 100mm – 6000mm Length |
| Diameter | 10 mm – 200 mm |
| Dimensions | DIN, EN, JIS, BS, ASTM, AISI, ASME |
| High Speed Steel (HSS), HCHCR & OHNS in Grade | T-15, T-42, EN52, M2, M3, M35, M42, T-1, T-4, D2, D3, H11, H13, OHNS-01 |
| Length | 1000 mm To 6000 mm Long |
| Form | Square, Round, Hex (A/F), Billet, Rectangle, Ingot, Forging Etc. |
| Finish | Black, Rough Turned, Bright Polished, Matt Finish, NO.4 Finish, BA Finish |
| Grade | C | Mn | Si | P | S | Cr | Mo |
| Alloy Steel F11 | 0.05-0.15 | Â 0.3-0.6 | 0.5-1 | Â 0.03 | 0.03 | 1-1.5 | 0.44-0.65 |
| Grade | Tensile Strength (MPa) min | Yield Strength 0.2% Proof (MPa) min | Elongation (% in 50mm) min | Hardness | |
|---|---|---|---|---|---|
| Rockwell B (HR B) max | Brinell (HB) max | ||||
| F11 | 415 | 205 | 20 | – | 121-174 |
| STANDARD | UNS | WERKSTOFF NR. |
|---|---|---|
| Alloy Steel F11 | K11597/K11572 | 1.7335 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Esha Steel is a top manufacturer and supplier of high-quality Alloy Steel F11 Bars products in Kolkata India. Specializing in steel solutions, we provide a wide range of products, including Carbon Steel, Alloy Steel, Mild Steel and Galvanized Steel. Our offerings include Pipes, Tubes, Flanges, Pipe Fittings, Forged Fittings, Sheets and Plates. Known for our reliable delivery and superior customer service, we are committed to offering top-tier steel materials that ensure durability and performance across a wide range of industrial applications. We strive to meet the highest standards, making us a trusted partner for all your steel needs.
Alloy Steel F11 Bars are widely used in high-pressure and high-temperature industrial components, shafts, bolts, fasteners, and mechanical assemblies. They are ideal for fabricating parts for steam turbines, boilers, petrochemical plants, and power generation equipment. F11 bars are suitable for industrial machinery, structural supports, and equipment operating under thermal and mechanical stress, providing reliable strength and durability. With excellent weldability, corrosion resistance, and toughness, these bars ensure long-lasting performance. Engineers and fabricators rely on F11 bars for safe, efficient, and high-performance industrial applications where components must withstand extreme conditions and maintain structural integrity.
Esha 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 Kolkata India.
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