Luois Metals stands out as a reliable manufacturer and supplier of Carbon Steel Hollow Bars right here in Houston, USA. We take pride in delivering top-notch products that are built for strength, durability, and versatility. Our Carbon Steel Hollow Bars are crafted with precision engineering and a commitment to international standards, ensuring they boast excellent dimensional accuracy and a long lifespan. Renowned for their toughness, machinability, and wear resistance, these hollow bars are essential in various critical industrial applications. We serve a range of industries, including oil & gas, construction, automotive, power generation, and engineering, providing a dependable supply and timely delivery of our Carbon Steel Hollow Bars.
These bars are primarily made up of carbon, manganese, silicon, and trace amounts of other elements, striking a perfect balance between strength, toughness, and hardness. This unique composition allows for outstanding machinability, weldability, and the capacity to undergo heat treatment processes like hardening and tempering. Mechanically, they offer high tensile strength, impact resistance, and durability under heavy loads, making them ideal for demanding environments. These attributes make Carbon Steel Hollow Bars a smart and reliable choice for crafting high-performance components.
| Grade | Carbon Steel |
|---|---|
| Carbon Steel Square bar size | 4 to 100mm |
| CS Hollow Bar | 32mm OD x 16mm ID to 250mm OD x 200mm ID) |
| Low Carbon Steel Hex Bar size | 2-100mm A/F |
| Carbon Steel Angle bar size | 3mm*20mm*20mm~12mm*100mm*100mm |
| CS Rectangles Size | 33 x 30mm to 295 x 1066mm |
| Low Carbon Steel Flat bar size | Thickness: 2 -100mm |
| Width: 10 to 500mm | |
| Carbon Steel Channel Bar | 80 x 40mm to 150 x 75mm section; 5.0 to 6.0mm thickness |
| CS Section | 3.0 to 12.0mm thickness |
| Low Carbon Steel Round bar size | Diameter: 3-~800mm |
| Carbon Steel Billet Size | 1/2″ to 495mm Diameter |
| CS Round Bar Standard Dimensions | Diameter / Height: Carbon Steel Rod and Bar Sizes : 0.5 inches / 0.625 inches / 0.75 inches / 0.875 inches / 1.0 inches / 1.125 inches / 1.25 inches / 1.375 inches / 1.5 inches / 1.75 inches / 2.0 inches / 2.25 inches / 2.5 inches / 2.75 inches / 3.0 inches / 3.25 inches / 3.5 inches / 3.75 inches / 4.0 inches / 4.25 inches / 4.5 inches / 5.0 inches / 5.25 inches / 5.5 inches / 6.0 inches / 7.0 inches / 8.0 inches / 9.0 inches. |
| Carbon Steel Surface | Bright, Hot Rolled Pickled, Cold Drawn, Sand Blasting Finished, Polished, Hairline |
| CS Tolerance | H8, H9, H10, H11, H12, H13K9, K10, K11, K12 or as per clients’ requirements |
| Low Carbon Steel Technique | Carbon Steel Hot Rolled, Cold Drawn, Cold Rolled, Forged Round Bar, Rod |
| Carbon Steel Condition | Hardened & tempered, annealed |
| Finish | Cold (bright) drawn, centreless ground, hot rolled, smooth turned, peeled, slit rolled edge, hot rolled annealed, Rough Turned, Bright, Polish, Grinding, Centreless Ground & Black |
| Form | Carbon Steel Round, Rod, T-Bar, Channel Bar, Precision Ground Bar, Flat Bar, Square Bar, Blocks, Round Rod, Rings, Hollow, Triangle, Rectangle, Hex (A/F), Threaded, Half Round Bar, Profiles, Billet, Ingot, I/H Bar, Forging etc. |
| Processing | Bar cutting to 650mm |
| Our Carbon Steel Round bar conforms to NACE MR0175/ISO 15156 | |
| Carbon Steel Grades | C | Mn | Si | S Max. | P Max. |
|---|---|---|---|---|---|
| Ck 45 | 0.42/0.50 | 0.50/0.80 | 0.15/0.35 | 0.04 | 0.04 |
| Ck 55 | 0.52/0.60 | 0.60/0.90 | 0.15/0.35 | 0.04 | 0.04 |
| Ck 60 | 0.57/0.65 | 0.60/0.90 | 0.15/0.35 | 0.04 | 0.04 |
| SAE1006 | 0.08 max | 0.25/0.40 | 0.10/0.30 | 0.05 | 0.04 |
| SAE1008 | 0.10 max | 0.30/0.50 | 0.10/0.30 | 0.05 | 0.04 |
| SAE1010 | 0.08/0.13 | 0.30/0.60 | 0.10/0.30 | 0.05 | 0.04 |
| SAE1018 | 0.15/0.20 | 0.60/0.90 | 0.10/0.30 | 0.05 | 0.04 |
| SAE1020 | 0.18/0.23 | 0.30/0.60 | 0.10/0.30 | 0.09 | 0.04 |
| SAE1030 | 0.28/0.34 | 0.60/0.90 | 0.10/0.40 | 0.05 | 0.04 |
| SAE1035 | 0.32/0.38 | 0.60/0.90 | 0.10/0.40 | 0.05 | 0.04 |
| SAE1040 | 0.37/0.44 | 0.60/0.90 | 0.10/0.40 | 0.05 | 0.04 |
| SAE1045 | 0.40/0.50 | 0.60/0.90 | 0.10/0.40 | 0.05 | 0.04 |
| En-8D | 0.40/0.45 | 0.70/0.90 | 0.05/0.35 | 0.06 | 0.06 |
| En-9 | 0.50/0.60 | 0.50/0.80 | 0.05/0.35 | 0.06 | 0.06 |
| Grade | Yield Strength, | Tensile Strength, | Elongation at Break (in 50 mm) | Bulk Modulus (typical for steel) | Modulus of Elasticity | HBW | Poissons Ratio | Fatigue strength coefficient, of (Mpa) | Shear Modulus | Impacting Energy | Reduction of area, min: |
|---|---|---|---|---|---|---|---|---|---|---|---|
| a36 | 250 MPa | 400 – 550 MPa | 23.00% | 140 GPa | 200 GPa | 0.26 | 79.3 GPa | ||||
| 36300 psi | 58000 – 79800 psi | 23.00% | 20300 ksi | 29000 ksi | 0.26 | 11500 ksi | |||||
| EN45 | 35 (241) | 80 (551) | 40% | 204 Gpa | 948 | ≥63 | |||||
| EN19 | ≥930 Mpa | ≥1080 Mpa | ≥12 | 217 | ≥45 | ||||||
| 105 | 36,000 psi [250 MPa] | 70,000 psi (485 MPa] | 187 | 30% min | |||||||
| EN8 | ≥210 | ≥380 | ≥25 | ≤111HB | ≥50 |
Yes, many manufacturers and suppliers offer carbon steel hollow bars in custom sizes and polishes. Specify your requirements to ensure the product meets your exact needs for applications.
Carbon steel hollow bars are offered in finishes like as-rolled, annealed, normalized, normalized and tempered, quenched and tempered, polished, and precision machined, tailored for structural, mechanical, or machining applications.
You’ll find Carbon Steel Hollow Bars used across a variety of industries thanks to their strength and adaptability. In the automotive world, they’re perfect for shafts, axles, and precision-machined components. The construction industry relies on them for structural frameworks, columns, and load-bearing elements. In oil & gas and power generation, they’re utilized in pipelines, pressure vessels, and equipment that face high stress and pressure. Engineering and fabrication sectors depend on them for creating tools, machine parts, and heavy-duty components. Their versatility, paired with cost-effectiveness, makes Carbon Steel Hollow Bars a go-to option for numerous critical industrial 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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