Brian Fasteners provides an entire series of Carbon Steel EN Series Bars from Houston, USA—ranging from general purpose to high-alloy grades such as EN-8, EN-9, EN-36C, and EN-353. To meet machinable low-alloy steels or oil–hardenable, high–strength grades requirements, we cater to diverse industrial demands. The bars are manufactured according to BS 970/ASTM specifications, tested, and stocked in cut lengths. Backed by rigorous quality control and technical assistance, we provide reliable stock for power transmission, construction, automotive, and machining industries.
EN series contains steels with ~0.35–0.55% carbon, alloyed with Mn, Cr, Ni, Mo, and V. Tensile strengths vary from ~550 MPa (EN‑8) to more than 1000 MPa (EN‑353, EN‑42). Having good machinability in the annealed condition and superior post-heat-treatment properties, these bars provide toughness, wear resistance, and fatigue strength to suit varied engineering applications.
| Specifications | : | ASTM A105, ASME SA105 |
| 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, |
| Finish | : | Bright, Polish & Black |
| Length | : | 1 to 6 Meters, Custom Cut Lengths |
| Form | : | Round, Square, Hex (A/F), Rectangle, Billet, Ingot, Forging Etc. |
| Grade | Mn | S | C | P | Si | Cr | Mo |
|---|---|---|---|---|---|---|---|
| AISI 4130 | 0.4-0.8 | 0.04 | 0.28-0.33 | 0.035 | 0.15-0.35 | 0.8-1.1 | 0.15-0.25 |
| Grade | Delivery State | A,% Min | T.S. N/mm2 Min | Y.S. N/mm2 Min | Z,% Min | Hardness, (annealing or tempering) HB,max | Forging ratio | Grain Size (level) | Nonmetal ratio |
|---|---|---|---|---|---|---|---|---|---|
| AISI 1018 | Hot rolled, forged, or heat treatment | 12 | 930 | 735 | 50 | 229 | ≥ 4:1 | ≥ 6 | ≤ 2.0 |
They offer excellent strength, toughness, and machinability, making them ideal for a wide range of industrial applications.
They are commonly used in automotive, machinery, construction, and manufacturing for components like shafts, gears, and structural parts.
Yes, we provide customization options in sizes, lengths, and finishes to meet specific project requirements.
Applied for axles and shafts, gears, fasteners, spindles, axles, structural pins, and machinery parts. Used in heavy machinery, automotive, farm machinery, hydraulic components, and load-bearing assemblies. Our EN–Series bars suit individual shapes and heat-treating requirements. Brian Fasteners provides top–quality carbon steel bars suitable for accurate manufacturing and assembly.






We provide products that come with both mill test certificates and third-party test certificates, ensuring the highest standards of quality and compliance.
George 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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