Mourad Metals is a reputable manufacturer and supplier of top-notch steel products located in Tunis, Tunisia. They cater to the automotive, engineering, and industrial sectors around the globe. One of their standout offerings is the **Carbon Steel EN-31 R-100 Bars**, crafted with precision to guarantee a consistent chemical makeup, accurate dimensions, and an excellent surface finish. Thanks to their state-of-the-art production facilities and rigorous quality control processes, Mourad Metals ensures that their steel bars comply with international standards. Their technical know-how, dependable logistics, and customer-centric approach have made them a go-to source for robust and high-performance carbon steel solutions.
The Carbon Steel EN-31 R-100 Bars are high-carbon alloy steel products that contain about 1.0–1.1% carbon, along with manganese and trace amounts of chromium to boost hardness and wear resistance. This unique composition results in remarkable tensile strength, hardness, and fatigue resistance. On a mechanical level, EN-31 R-100 bars showcase outstanding wear characteristics, high impact resistance, and the ability to maintain hardness even after heat treatment, making them perfect for demanding applications that require both precision and durability.
| Grades | EN 8, EN 19, EN 24, EN 31 |
| Dimensions | EN, DIN, JIS, ASTM, BS, ASME, AISI |
| Carbon Steel EN Series Round Bars | 3.0 – 50.8 mm, Over 50.8 – 300mm |
| Carbon Steel EN Series Rectangular Bars | 6.35 x 12.7mm,6.35 x 25.4mm,12.7 x 25.4mm |
| Carbon Steel EN Series Hex Bars | AF5.8mm–17mm |
| Carbon Steel EN Series Square Bars | AF2mm – 14mm, AF6.35mm,9.5mm,12.7mm, 15.98mm,19.0mm, 25.4mm |
| Carbon Steel EN Series Flat Bars | 1/2” to 10” in thickness range of 2mm to 150mm |
| Length | 1 to 6 Meters, Custom Cut Lengths |
| Finish | Bright, Polish & Black |
| Form | Round, Square, Hex (A/F), Rectangle, Wire (Coil Form), Wire-mesh, Billet, Ingot, Forging Etc. |
| 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 |
| NAME OF MATERIAL | COMPOSITION IN % OF WEIGHT | THERMAL CONDUCTIVITY W/M-K | DENSITY KG/M^3 | MELTING POINT | |
| C | Mn Si Cr S P Mg | ||||
| En-31 IS-103 Crl | 1.5 | 0.52 0.22 1.3 0.05 0.05 – | 46.6 | 7810 | 1540 |
| BRITISH BS 970:1991 | 535A99 |
| BRITISH BS 970:1955 | EN31 |
| GERMAN DIN | 100CR6 |
| FRENCH AFNOR | 100C6 |
| SWEDISH SS | 2258 |
| AMERICAN SAE / AISI | 52100 |
They offer high hardness, excellent wear resistance, and durability, making them ideal for heavy-duty and high-performance applications.
They are commonly used in automotive, engineering, and tooling industries for components like gears, shafts, dies, and cutting tools.
Yes, we provide EN-31 R-100 Bars and Rods in various sizes and specifications tailored to meet specific application requirements.
These Carbon Steel EN-31 R-100 Bars find extensive use in the production of high-wear and high-strength components. Common applications include bearings, shafts, gears, axles, punches, dies, and tooling parts. They are also utilized in the automotive sector, machine-building, and industrial machinery where high hardness, dimensional stability, and longevity are crucial. The material’s capacity to endure repeated stress makes it an excellent choice for precision and heavy-duty applications.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Mourad Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Tunis, Tunisia
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