ASTM A36 Q345 S235jr Hot Rolled Carbon Steel Coil 1.5mm 2mm 2.5mm 3mm 5mm With Mill Test Report
Product Spotlights
Welcome to Hemaokang Steel (Shandong) Co., Ltd., a manufacturer located in Liaocheng, Shandong, China. Since our establishment in 2025, we have focused on supplying high-quality hot rolled carbon steel coils to clients around the world. The product offered here is an ASTM A36 Q345 S235JR hot rolled carbon steel coil available in thicknesses of 1.5mm, 2mm, 2.5mm, 3mm, and 5mm, each delivered with a complete mill test report. This coil combines strength, formability, and consistent performance, making it a practical choice for structural and general engineering applications.
As a manufacturer, we understand that buyers need reliable materials for demanding projects. Our hot rolled carbon steel coil is produced through an advanced hot rolling process that ensures uniform thickness, clean surface, and stable mechanical properties. The material complies with widely recognized international specifications including ASTM A36, Q345, and S235JR, which allows flexible use across different regions and design codes. With the mill test report, you can verify the chemical composition and mechanical performance batch by batch, giving you full confidence in every shipment.
Product Specifications
| Material | Hot rolled carbon steel |
| Available standards | ASTM A36, Q345, S235JR |
| Thickness | 1.5 mm / 2 mm / 2.5 mm / 3 mm / 5 mm |
| Width | Customized upon request (e.g. 1000mm/1250mm/1500mm) |
| Surface | Black oxide, oiled optional, pickled and oiled optional |
| Edge | Mill edge, cut edge optional |
| Delivery condition | Hot rolled |
| Test report | Mill test report included for each batch |
| Certification | ISO9001 quality management system |
Key Features and Benefits
- Strong and reliable: The combined specifications ASTM A36, Q345 and S235JR cover a wide range of yield strength requirements. You can select the most suitable grade for your structural design.
- Precise thickness control: Available in exactly 1.5mm, 2mm, 2.5mm, 3mm and 5mm, the coil thickness is maintained within a tight tolerance to support consistent processing.
- Excellent formability: Hot rolled carbon steel is known for its good weldability and machinability, which simplifies fabrication of beams, columns, tanks, and other components.
- Complete traceability: The mill test report includes chemical composition, tensile strength, yield point, and elongation values, so you always know what you are buying.
- Flexible packaging: Coils are packaged with anti-rust paper, steel strips, and seaworthy protection for export to any region.
- Customized sizes: We can slit or cut the coil according to your required width and length, making production planning easier.
Hot rolled carbon steel coil is manufactured by heating slabs above the recrystallization temperature and then rolling them into strips. This process reduces the grain size, improves ductility, and lowers the internal stress of the steel. As a result, the material is suitable for structural applications where high load-bearing capacity is necessary. ASTM A36 has a minimum yield strength of 250 MPa, while S235JR provides a yield strength of 235 MPa with good toughness at room temperature. Q345 corresponds to a low-alloy high-strength structural steel with a yield point of 345 MPa. By offering all three grades in a single coil product, we allow you to choose according to the structural requirements of your project.
Our hot rolled carbon steel coils are widely used in the construction of steel structures, bridges, warehouses, prefabricated buildings, agricultural machinery, transportation equipment, and general metal fabrication. Because the material is supplied in coil form, it also supports continuous stamping and roll forming for producing profiles, tubes, pipes, and roof panels. For manufacturers and distributors, the availability of multiple thicknesses simplifies inventory management and ensures that you can find the right size for downstream production.
Quality is the foundation of our business. Each coil is produced in a controlled environment and tested in compliance with international standards. We provide a mill test report that shows detailed data, giving you verification from the mill. Our factory has implemented an ISO9001 quality management system, which covers everything from raw material sourcing to final inspection. We are located in Liaocheng, Shandong, close to Qingdao Port, one of the largest ports in China. This location enables us to arrange fast and cost-effective shipping to North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, the Middle East, and many other regions. Our annual export value reaches US$50 million to US$100 million, reflecting the trust we have earned from international clients.
Choosing Hemaokang Steel means choosing a partner who values transparency, quality, and long-term cooperation. With an experienced team of 51 to 100 employees, we are ready to handle your inquiries, provide samples, and support your projects from order to delivery. Whether you need standard coils or customized sizes, we can respond quickly with professional documentation and competitive pricing. Contact us today for a quote, and let us supply the hot rolled carbon steel coil that meets your exact requirements.
Frequently Asked Questions
- Can I get a mill test report with this steel coil? Yes, a mill test report is provided with every batch. It includes chemical and mechanical test results, such as yield strength and tensile strength, to confirm conformity with the ordered grade.
- What is the difference between ASTM A36, Q345, and S235JR? ASTM A36 is a common structural carbon steel with 250 MPa minimum yield. S235JR is a European standard grade with 235 MPa yield. Q345 is a Chinese low-alloy high-strength steel with 345 MPa yield. We can supply the same coil in any of these designations depending on your project specification.
- Can the coil be cut to smaller widths? Yes, slitting service is available upon request. We can cut the master coil into custom widths to meet your production needs.
- How is the coil packaged for export? The coil is wrapped in waterproof paper, protected with plastic film, and secured by steel strips. For sea transport, we add wooden pallets or steel cradles and provide seaworthy packaging.
- What is the minimum order quantity? The MOQ is flexible. We accept small trial orders so that you can evaluate the quality before placing a large volume order. Please contact our sales team for exact terms.
- Do you support third-party inspection? Yes, third-party inspection is welcome. We can coordinate with SGS, BV, or other independent agencies at your request to inspect the product before shipment.
- What payment terms do you accept? We usually work with T/T, L/C, or other mutually agreed terms. Our financial team will confirm the details when preparing your proforma invoice.
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