Ahmer Steel stands as a trusted name in Manama, Bahrain, recognized for delivering exceptional metal solutions to a diverse range of industries. We take pride in our role as a dedicated manufacturer and supplier of high-grade materials, with our Carbon Steel EN-31 Bars representing a cornerstone of our product line. Renowned for their excellent strength and durability, these bars are engineered to meet the demanding requirements of precision applications, reinforcing our commitment to quality and reliability for every client we serve.
The EN-31 grade is characterized by a carefully balanced composition, primarily consisting of carbon, chromium, and silicon, which together create its notable properties. This alloy steel is celebrated for its high tensile strength and excellent wear resistance, making it exceptionally tough. After undergoing specific heat treatment processes, it achieves a remarkable hardness, ensuring it can withstand significant stress and heavy loads without deforming, which is crucial for high-performance components.
| Grade | En31 |
|---|---|
| Specification | 100Cr6, AISI SAE E52100, 100Cr6, 2258, 100C6 |
| Round bar size | Diameter: 3-~800mm |
| Hex Bar size | 2-100mm A/F |
| Flat bar size | Thickness: 2 -100mm |
| Width: 10 to 500mm | |
| Square bar size | 4 to 100mm |
| Angle bar size | 3mm*20mm*20mm~12mm*100mm*100mm |
| Section | 3.0 to 12.0mm thickness |
| Channel Bar | 80 x 40mm to 150 x 75mm section; 5.0 to 6.0mm thickness |
| Hollow Bar | 32mm OD x 16mm ID to 250mm OD x 200mm ID) |
| Billet Size | 1/2″ to 495mm Diameter |
| Rectangles Size | 33 x 30mm to 295 x 1066mm |
| Finish | Cold (bright) drawn, centreless ground,smooth turned, peeled, slit rolled edge, hot rolled, hot rolled annealed, Rough Turned, Bright, Polish, Grinding, Centreless Ground & Black |
| Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| Surface | Bright, Hot Rolled Pickled, Cold Drawn, Sand Blasting Finished, Polished, Hairline |
| Condition | Hardened & tempered, annealed |
| Technique | en31 Hot Rolled, Cold Drawn, Cold Rolled, Forged Round Bar, Rod |
| Processing | Bar cutting to 650mm |
| Form | en31 Welding Rod, Round, Rod, T-Bar, Channel Bar, Precision Ground Bar, Flat Bar, Square, Blocks, Round Rod, Rings, Hollow, Triangle, Rectangle, Hex (A/F), Threaded, Half Round Bar, Profiles, Billet, Ingot, I/H Bar, Forging etc. |
| Our stockyad location for fast delivery across India | Surendranagar, Rajkot, Ranjangaon, Indore, Ahmedabad, Bhosari, Surat, Baroda, Chennai, Chakan, Hyderabad, Ahmednagar, Ajmer, Kolhapur, Thane, Belgaum, Kadi, Aurangabad, Pune, Hubli Mumbai, Nagpur, Jaipur, Nashik, Navi Mumbai |
| Carbon | 0.95 / 1.10 |
| Manganese | 0.40 / 0.70 |
| Silicon | 0.10 / 0.35 |
| Sulfur | Max 0.050 |
| Phosphorus | Max 0.040 |
| Chromium | 1.20 – 1.60 |
| Thermal Conductivity at °C | 20 | 350 | 700 |
| W/(m*K) | 44.5 | 45.0 | 46.0 |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
| Type | SIZES (mm) | SIZES (Inches) | ISO Tolerance |
|---|---|---|---|
| Cold Drawn and Polish | 3.00 – 75.00 | 1/8″ – 3.00″ | h8-h9-h10-h11 |
| Cold Drawn and Ground | 10.00 – 75.00 | 5/6″ – 2.50″ | h8-h9-h10-h11 |
| Peeled and Polished | 40.00 – 150.00 | 1.50″ – 6.00″ | h11, h11-DIN 1013 |
| Peeled and Ground | 20.00 – 50.00 | 3/4″ – 2.00″ | h9-h10-h11 |
| Cut to size on request (tolerance +2/-0 mm). Standard lengths of en31 Bars 2000 mm up to 6000 mm available | |||
| 5.0 | 45.0 |
| 6.0 | 50.0 |
| 7.0 | 55.0 |
| 8.0 | 60.0 |
| 9.0 | 65.0 |
| 10.0 | 70.0 |
| 12.0 | 75.0 |
| 16.0 | 80.0 |
| 20.0 | 90.0 |
| 25.0 | 100.0 |
| 30.0 | 130.0 |
| 35.0 | 160.0 |
| 40.0 | 200.0 |
Carbon Steel EN-31 Bars are indispensable in the manufacturing of parts where strength and longevity are non-negotiable. You will commonly find them used in critical components like high-strength gears, shafts, bearings, spindles, and precision tools. These bars are the material of choice for the automotive, aerospace, and tool-making industries, where their reliability under pressure ensures the smooth and safe operation of machinery. Essentially, any application demanding a robust and long-wearing steel turns to EN-31 for a proven solution.
Ahmer 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 Manama, Bahrain.
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