Esha Steel is a trusted manufacturer and supplier of high-quality Alloy Steel Square bars based in Kolkata, offering premium products designed to meet the demands of diverse industrial applications. With a strong focus on precision engineering, durability, and performance, the company delivers alloy steel squares that conform to national and international standards. Esha Steel combines advanced manufacturing techniques with rigorous quality control to provide customers with reliable solutions for structural, mechanical, and fabrication needs. Known for its commitment to excellence, timely delivery, and customer-centric approach, Esha Steel continues to be a preferred choice across various sectors requiring superior alloy steel products.
Alloy Steel Square Bars contain alloying elements such as chromium, molybdenum, manganese, and nickel that make them tougher, stronger, and more corrosion-resistant and resistant to wear. They have superb mechanical properties that involve high tensile strength, higher yield strength, and superior impact resistance that allows them to be used under severe conditions. These bars have great durability, easy machinability, Benefits are improved performance under high-stress conditions, superior dimensional stability, and cross-industry versatility in applications ranging from construction, automotive, and aerospace industries to ensure reliability and long service life in mission-critical applications.
| Specifications | ASTM A182, ASME SA182 |
|---|---|
| Dimensions | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Range | 5mm to 500mm Dia in 100mm to 6000mm Length |
| Diameter | 10 mm To 200 mm |
| Thickenss | 0.5mm to 500mm Diameter |
| High Speed Steel (HSS), HCHCR & OHNS in Grade | M2, M3, M35, M42, T-1, T-4, T-15, T-42, D2, D3, H11, H13, OHNS-01 & EN52 |
| Finish | Black, Bright Polished, Rough Turned, NO.4 Finish, Matt Finish, BA Finish |
| Length | 1000 mm Long To 6000 mm Long |
| Form | Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc. |
| Element | C | Cr | Mn | Mo | P | S | Si | Ni |
| F5 | 0.15 Max | 4.0-6.0 | 0.30-0.60 | 0.44-0.65 | 0.035 Max | 0.030 Max | 0.50 Max | 0.50 Max |
| F1 | 0.15 Max | 3.0-5.0 | 0.30-0.60 | 0.40-0.50 | 0.035 Max | 0.030 Max | 0.50 Max | 0.50 Max |
| F22 | 0.05-0.15 | 2.00-2.50 | 0.30-0.60 | 0.90-1.10 | 0.035 Max | 0.040 Max | 0.50 Max | – |
| F91 | 0.08-0.12 | 8.0-9.5 | 0.30-0.60 | 0.85-1.05 | 0.020 Max | 0.010 Max | 0.20-0.50 | 0.40 Max |
| F9 | 0.15 Max | 8.0-10.0 | 0.30-0.60 | 0.90- 1.10 | 0.030 Max | 0.030 Max | 0.50- 1.00 | – |
| F11 | 0.10-0.20 | 1.00-1.50 | 0.40-0.65 | 0.44-0.65 | 0.025 Max | 0.040 Max | 0.50-0.80 | – |
| Grade | Tensile Strength (ksi) min | Elongation (% in 50mm) min | Yield Strength 0.2% Proof (ksi) min |
| F9 | 415 | 30 | 205 |
| F5 | 275 | 485 | 20 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Alloy Steel Square bars are produced using a balanced mix of elements such as carbon, chromium, molybdenum, manganese, and nickel, which enhance strength, toughness, and wear resistance. These bars exhibit excellent mechanical properties, including high tensile strength, superior hardness, and good yield strength, making them suitable for demanding environments. They also offer enhanced corrosion and heat resistance, along with improved machinability and fatigue strength. This combination of chemical composition and performance characteristics ensures reliable use in both high-stress and high-temperature applications.
Alloy Steel Square bars are widely used across multiple industries due to their exceptional strength and versatility. They are commonly applied in the manufacturing of machinery components, shafts, axles, and fasteners that require high durability. Construction and infrastructure projects utilize these bars for frameworks, supports, and load-bearing structures. In the automotive and engineering sectors, they are used for gears, tooling parts, and precision-engineered components. Their resistance to wear, heat, and corrosion makes them ideal for heavy-duty applications, power generation equipment, petrochemical processes, and fabrication works, ensuring long-lasting performance under demanding operating conditions.
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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