Luois Metals stands out as a leading manufacturer and supplier of Carbon Steel EN-19 (V 320) Bars, proudly based in Houston, USA. We offer top-notch EN-19 bars that are celebrated for their exceptional strength, toughness, and wear resistance. These bars find their place in high-demand engineering applications where reliability under stress and fatigue is a must. At Luois Metals, we focus on precision manufacturing, strict adherence to international standards, and customizable dimensions to cater to a wide range of industrial needs. Our EN-19 (V 320) bars are utilized across various sectors, including automotive, oil & gas, power generation, and heavy machinery, making us a trusted partner for carbon steel solutions.
The composition of Carbon Steel EN-19 (V 320) Bars primarily includes carbon (0.36–0.44%), chromium (0.9–1.5%), and molybdenum (0.25–0.35%), along with small amounts of manganese, silicon, and sulfur. These alloying elements create a fantastic blend of tensile strength, ductility, and toughness. The material showcases high fatigue resistance, solid wear resistance, and can be heat-treated to boost its mechanical properties. Typically, EN-19 (V 320) boasts a tensile strength ranging from 850 to 1000 MPa and maintains good impact strength even in lower temperatures. It’s also recognized for its machinability and ability to endure stress under dynamic loads, making it perfect for critical applications.
| 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. |
| Grade | ||||||
| C% | Si% | Mn% | Cr% | Mo% | W% | |
| EN-1A | 0.007 TO 0.15 | 0.10 | 0.80 TO 1.00 | S | P | – |
| 0.20 TO 0.30 | 0.70 MAX | |||||
| EN-8 | 0.35 TO 0.45 | 0.05 TO 0.30 | 0.60 TO 1.00 | S | P | – |
| 0.06 MAX | 0.06 MAX | |||||
| EN-9 | 0.50 TO 0.60 | 0.05 TO 0.30 | 0.5 TO 0.80 | – | – | – |
| EN-19(V 320) | 0.35 TO 0.45 | 0.10 TO 0.30 | 0.5 TO 0.80 | 0.90 TO 1.40 | 0.20 TO 0.40 | |
| EN-24(V 130) | 0.35 TO 0.45 | 0.10 TO 0.35 | 0.45 TO 0.70 | 0.90 TO 1.40 | 0.20 TO 0.35 | NI |
| 1.3 TO 1.8 | ||||||
| EN-31 R-100 | 0.90 TO 1.20 | 0.10 TO 0.35 | 0.30 TO 0.75 | 1.00 TO 1.60 | – | – |
| EN-36C E-200 | 0.12 TO 0.18 | 0.10 TO 0.35 | 0.30 TO 0.60 | 0.60 TO 1.10 | – | NI |
| 3.0 TO 3.75 | ||||||
| EN-42 | 0.70 TO 0.85 | 0.10 TO 0.40 | 0.55 TO 0.75 | – | – | – |
| EN-44 | 0.90 TO 1.20 | 0.30 | 0.45 TO 0.70 | – | – | – |
| EN-45 F-110 | 50 TO 0.60 | 1.5 TO 2.0 | 0.70 TO 1.00 | – | – | – |
| EN-351 | 0.10 TO 0.20 | 0.35 | 0.60 TO 1.00 | 0.40 to 0.80 | 0.08 to 0.10 | NI |
| 0.60 TO 1.00 | ||||||
| EN-353 | 0.10 TO 0.20 | 0.35 | 0.50 TO 1.00 | 0.75 TO 1.25 | 0.08 to o.15 | NI |
| 1.00 TO 1.50 |
| Annealed | R | S | T | U | V | W | Y | |
|---|---|---|---|---|---|---|---|---|
| Ruling Section (mm) | 150 | 150 | 100 | 65 | 65 | 30 | 30 | 25 |
| Tensile Strength (MPa) | 680/720 | 690/850 | 770/930 | 850/1000 | 930/1080 | 1000/1160 | 1080/1240 | 1280 |
| Yield Stress (MPa) | 440/480 | 480 | 570 | 665 | 740 | 835 | 895 | 1050 |
| Elongation (% Min) | 22 | 15 | 15 | 13 | 12 | 12 | 10 | 10 |
| ISO V Impact (Joule) | 30 | 30 | 30 | 30 | 25 | 25 | 22 | 7 |
| Hardness (Brinell) | 190/210 | 201/255 | 223/277 | 248/302 | 269/321 | 293/341 | 311/375 | 363/415 |
| Proof Stress (0.2%) if required (MPa, Min) | 495 | 550 | 630 | 710 | 770 | 850 | 985 |
| Standard | CS EN-19 |
| UNS | – |
| WERKSTOFF NR. | 42Cr4Mo2 |
| BS | 709M40 |
| IS | 40Cr4Mo3 |
| JIS | – |
| EN | EN19 |
| SAE/AISI | 4140,4142 |
They offer high tensile strength, toughness, and excellent wear resistance, making them ideal for demanding applications.
Commonly used in automotive, aerospace, and engineering sectors for parts like crankshafts, gears, and heavy-duty machinery components.
Carbon Steel EN-19 (V 320) Bars are widely employed in scenarios that demand high tensile strength and resistance to fatigue and impact. In the automotive sector, they’re perfect for crafting drive shafts, axles, gears, and connecting rods. The oil and gas industry relies on them for drilling equipment, high-stress fasteners, and hydraulic systems. In power generation and heavy machinery, they play a vital role in shafts, rotors, and structural components. These bars are also essential in forging, tool making, and general engineering components that require durability under both dynamic and static loads. Their versatility and performance make them a go-to choice in many applications.
We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
Louis Metals is a leading manufacturer, supplier, and exporter of high-quality bars, rods, and forgings, catering to various industries in Houston, USA
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