Aatir Steel, a top-notch manufacturer and supplier based in Cairo, Egypt, specializes in high-quality Carbon Steel EN-1A Bars, celebrated for their exceptional strength, precision, and durability. Crafted to meet international standards, these bars boast uniform dimensions, a smooth surface finish, and dependable mechanical performance. Aatir Steel’s EN-1A Bars find their place in automotive, engineering, and industrial sectors where high strength, wear resistance, and machinability are essential. With outstanding hardenability, fatigue resistance, and toughness, these bars are perfect for creating shafts, gears, and heavy-duty components, making them a go-to choice for various industrial, mechanical, and structural projects throughout Egypt.
Carbon Steel EN-1A Bars mainly consist of iron, featuring a carbon content of 0.38–0.43%, along with manganese at 0.60–0.90%, and small amounts of sulfur, phosphorus, and silicon. This blend results in impressive tensile strength, hardness, and toughness. Typically, EN-1A Bars showcase a tensile strength ranging from 850–1000 MPa and a yield strength of 600–750 MPa, along with good elongation and impact resistance. Their excellent machinability, wear resistance, and hardenability make them ideal for heat treatment, forging, and precision machining, ensuring reliable performance in demanding mechanical and industrial settings.
| Grade | en1a |
|---|---|
| Specification | BS970: 1955 EN1A, BS970/PD970: 1970 onwards 230M07. |
| 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 | en1a Hot Rolled, Cold Drawn, Cold Rolled, Forged Round Bar, Rod |
| Processing | Bar cutting to 650mm |
| Form | en1a 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. |
230M07 (EN1A) Specification Chemical composition | |
|---|---|
Carbon | 0.15% max |
Silicon | 0.40% max |
Manganese | 0.90-1.30% |
Sulphur | 0.25-0.35% |
Phosphorus | 0.070 Max |
Chromium | – |
Molybdenum | – |
Nickel | – |
Lead | 0.15-0.35% (Where specified) |
230M07 (EN1A) – mechanical properties in cold drawn condition | ||
|---|---|---|
Max Stress | 370-480 n/mm2 Min | dependent on ruling section |
Yield Stress | 240-400 n/mm2 Min | dependent on ruling section |
0.2% Proof Stress | 225-360 n/mm2 Min | dependent on ruling section |
Elongation | 6-10% Min | dependent on ruling section |
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
10 mm | 3, 5 mm |
12 mm | 3, 5, 6 mm |
13 mm | 3 mm |
16 mm | 3 mm |
20 mm | 3, 5, 6, 8, 10, 12 |
25 mm | 3, 5, 6, 8, 10, 12, 16, 20 |
30 mm | 3, 5, 6, 8, 10, 12, 16, 20, 25 |
40 mm | 3, 5, 6, 8, 10, 12, 16, 20, 25, 30 |
50 mm | 3, 5, 6, 8, 10, 12, 16, 20, 25, 30 |
60 mm | 3, 6, 8, 10, 12, 16, 20, 25, 30 |
70 mm | 3, 5, 6, 8, 10, 12, 16, 20, 25 |
80 mm | 5, 6, 8, 10, 12, 16, 20, 25 |
90 mm | 6, 10, 12, 16 |
100 mm | 3, 5, 6, 8, 10, 12, 16, 20, 25, 30, 40, 50 |
125 mm | 10, 25, 50 |
150 mm | 6, 10, 12, 16, 20, 25, 30, 40, 50 |
200 mm | 10, 12, 20, 25, 30, 50 |
Aatir Steel’s Carbon Steel EN-1A Bars are widely utilized across the automotive, mechanical, and engineering industries. They’re perfect for crafting shafts, gears, studs, axles, crankshafts, and other heavy-duty machinery components that demand high strength and wear resistance. These bars also excel in precision engineering and structural applications that face high loads and repetitive mechanical stress. Thanks to their machinability, toughness, and hardenability, they’re well-suited for forging, machining, and fabrication processes. EN-1A Bars from Aatir Steel guarantee durable, reliable, and long-lasting performance in various industrial applications.
Aatir 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 Cairo, Egypt.
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