Hot Rolled Round Steel Bars Q235 System 1

Hot Rolled Round Steel Bars Q235 System 2

Hot Rolled Round Steel Bars Q235

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: 200000 m.t./month

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Specifications of Hot Rolled Round Bar

1. Grade: Q235, SS400, A36, S235JR

2. Diameter: 6mm—150mm

3. Length: As customer’s request, but we usually produce 6m, 9m and 12m

4. Steel Grade: Mild carbon steel

5. Characteristics: Has a good harden ability, high hardness, wear resistance, heat distortion, etc. So it can be used in the production of heavy duty and complex shape mold.

6. Main Markets: Mid East, Southeast Asia, Africa, Oceania, Eastern Asia, Central America and South America, etc.

Usage and Applications of Hot Rolled Round Bar

1. Hot rolled round bar of 6-25mm, or small round is mostly used for straight bundles supply, and used for steel, bolts and various mechanical parts. While the bigger round bar, or more than 25mm hot rolled bar, is mainly for the manufacture of mechanical parts or for seamless steel billet.

2. Besides, we can supply some especial material steel round bar that can be used for main shaft of steamer, hummer shank, with big section and supper force.

Packaging & Delivery of Hot Rolled Round Bar

Packaging Detail: All goods are packed in bundle with steel strips and shipped by break bulk vessel or container (depend on target market and different ports)

Delivery Detail: 45 days

Trade terms: FOB, CFR, CIF

MOQ: 25 tons per specification; we can negotiate the quantity if the specification is normal or we have stock of one specification.

Weight: Theprice invoicing on theoretical weight basis or actual weight basis depends on customer’s request.

Shipment: The shipment of bulk break or container is depends on customer’s request and the situation of the port of destination.

Documents given: Full set of original clean on board bill of lading; Original signed commercial invoice; Original packing list; Policy of insurance; Certificate of origin and what the target market needs.

Production Flow of Hot Rolled Round Bar

We use advanced equipments like Electric Arc Furnace, Ladle Furnace and Vacuum Degasser to produce our products.

The common processes are preheated forging quenching, dual refinement solution process, cooling quenching and isothermal quenching. We use heat treatment for dual refinement solution process. The main measures process is high temperature solution and refinement cycle. High temperature solution can improve the carbide morphology and particle size. The aim is to make the loop refinement ultrafine austenite grains.

Preheated Round Bar

Quality Assurance of Hot Rolled Round Bar

1. We will strictly inspect our production that we sold according to the customer’s request.

2. Quality should be in conformity with the specification of the manufacturer. Quantity and packing conditions should be in conformity with the term in the contract.

3. Should the packing found damaged, the buyer has the right to claim to the seller.

Q: How do you use a steel square to create compound miter cuts?: To use a steel square to create compound miter cuts, you will need to follow a few steps. First, determine the angle of the compound miter cut you want to make. This can be done by referring to your project plans or measuring the angle with a protractor. Next, set your steel square at the desired angle on your workpiece. Make sure the long side of the square lines up with the edge of the workpiece. Once the square is in place, use a pencil or marker to mark the cut line along the edge of the square. This will indicate where you need to make the cut. Now, you will need to adjust the bevel angle of your miter saw or table saw to match the angle of the compound miter cut. This can usually be done by loosening a bevel lock or adjusting a bevel gauge on the saw. After adjusting the bevel angle, align the marked cut line on your workpiece with the saw blade. Double-check that the bevel angle matches the angle on the steel square. Finally, carefully make the compound miter cut by slowly pushing the workpiece through the saw. Take your time and ensure that the cut is clean and accurate. Remember to always prioritize safety when working with power tools and sharp blades. Wear appropriate protective equipment and follow the manufacturer's instructions for your specific saw.

Q: How do you choose the right size of steel square for a project?: When choosing the right size of steel square for a project, there are a few factors to consider. Firstly, you need to assess the scale and scope of your project. Determine the size and weight requirements of the steel square based on the load it will bear and the structural integrity it needs to provide. This will depend on the specific application, such as construction, fabrication, or general DIY work. Next, consider the dimensions of the components or materials that will interact with the steel square. It should be large enough to accommodate the size of these elements, ensuring a proper fit and functionality. For instance, if you are using the steel square as a support beam, it should be wide and thick enough to provide adequate strength. Additionally, think about the physical space in which the project will take place. If you have limited clearance or tight quarters, a smaller-sized steel square might be more suitable. Consulting structural engineering tables and industry standards can also be helpful in determining the appropriate size of a steel square for your project. These resources provide guidelines on load-bearing capacities and recommended sizes for various applications. Lastly, it's always a good idea to seek advice from professionals or experienced individuals in the field. They can offer insights based on their expertise and help you select the right size of steel square for your specific project requirements.

Q: How do you use a steel square to determine the angle of a compound bevel cut?: To use a steel square to determine the angle of a compound bevel cut, follow these steps: 1. Position the steel square on the workpiece: Place the longer side of the square against the edge of the workpiece, ensuring that it is perpendicular to the surface. 2. Align the square with the bevel cut: Adjust the angle of the square so that it aligns with the bevel cut you want to determine the angle of. Make sure that the shorter side of the square is parallel to the bevel cut. 3. Measure the angle: Once the square is aligned with the bevel cut, look at the scale on the square. It will have markings indicating different angles. 4. Read the angle measurement: Determine the angle by reading the measurement where the longer side of the square intersects with the scale. This will give you the angle of the compound bevel cut. 5. Transfer the measurement: Once you have determined the angle, you can transfer this measurement to your cutting tool or machinery to accurately set the bevel angle and make the compound bevel cut. It is important to note that using a steel square to determine the angle of a compound bevel cut may require some practice and precision to ensure accurate measurements. Additionally, for more complex angles or precise cuts, it may be necessary to use specialized tools or consult a professional.

Q: Can a steel square be used for measuring angles in tile work?: Yes, a steel square can be used for measuring angles in tile work. Steel squares, also known as framing squares or carpenter squares, are versatile tools commonly used in construction and woodworking. They have a 90-degree angle and a straight edge that can be used to measure and mark angles accurately. While a steel square may not provide precise measurements for more complex angles, it is suitable for measuring and marking 90-degree angles, which are commonly used in tile work. Additionally, steel squares are durable and easy to use, making them a practical choice for tile installation projects.

Q: What are some common techniques for using a steel square in carpentry?: The steel square, widely employed in carpentry, is a versatile tool utilized for measuring, marking, and laying out angles. Below are several standard methods for employing a steel square in carpentry: 1. Squareness examination: One primary function of a steel square is to determine if a corner or joint is perfectly square. Position the square against the corner and assess whether both edges align with the adjacent surfaces. If they do, the corner is square. 2. Angle determination: Steel squares are ideal for measuring and marking angles in carpentry. The square typically features degree markings along its blade, enabling accurate angle measurement. For instance, if a 45-degree angle cut is required on a piece of wood, the square can be used to mark the angle and guide the saw. 3. Measurement transfer: Steel squares can be employed to transfer measurements from one surface to another. For example, if a line parallel to an existing edge needs to be marked, the square can be placed against the edge, and a line can be drawn along the blade of the square. 4. Perpendicular line creation: The 90-degree angle of the steel square is perfect for generating perpendicular lines. By aligning the square against an edge, a line perpendicular to that edge can be easily drawn. 5. Rafter length determination: When constructing roofs, carpenters often utilize steel squares to calculate rafter lengths. By employing the square's various measurements and formulas, the required length and angles for rafters can be determined. 6. Miter cut setup: Steel squares are invaluable for setting up miter cuts in trim work. By utilizing the square's angle markings, precise measurements and markings for desired angles can be made, ensuring accurate cuts. 7. Level and plumb verification: Steel squares can also be employed to check if something is level or plumb. By placing the square against a vertical or horizontal surface, it can be determined if it is perfectly vertical or horizontal. These are merely a few of the many techniques frequently employed with a steel square in carpentry. With its versatility and precision, the steel square is an essential tool for any carpenter.

Q: Can a steel square be used for checking the squareness of a lathe tool rest?: No, a steel square cannot be used for checking the squareness of a lathe tool rest. A tool rest requires specific angles and measurements to ensure proper tool alignment, whereas a steel square is designed for general right angle measurements.

Q: How do you use a steel square to lay out a perpendicular line?: To lay out a perpendicular line using a steel square, you can follow these instructions: 1. Position the steel square on the desired material or surface, ensuring that one side aligns with the edge. 2. Securely hold the steel square in place to prevent any movement. 3. Make a mark along the edge of the steel square using a pencil or scribe. 4. Without shifting the steel square, rotate it 90 degrees so that the previously aligned side becomes perpendicular to the material. 5. Once again, align the same side of the steel square with the edge of the material. 6. Keep the steel square steady and mark a second line along its edge. 7. The point where these two lines intersect indicates where the perpendicular line should be drawn. 8. Utilize a straightedge or ruler to connect the intersection point with your desired length or distance, thus creating the perpendicular line. By adhering to these steps, you can accurately and efficiently employ a steel square for laying out a perpendicular line.

Q: Can a steel square be used for woodworking joinery?: Yes, a steel square can certainly be used for woodworking joinery. While traditional woodworking squares are typically made of wood or plastic, a steel square can offer certain advantages. Steel squares are known for their durability and accuracy, making them a reliable tool for accurate measurements and ensuring precise joinery. They have a sturdy construction that maintains its shape over time, ensuring consistent and reliable results. When using a steel square for woodworking joinery, it is important to ensure that the square is properly calibrated and aligned before making any measurements or markings. This can be done by checking it against a known accurate reference or by using a combination square to verify its accuracy. Some woodworkers prefer using a steel square for joinery work because of its resistance to warping or damage that may occur with wooden or plastic squares. The steel square can withstand the pressure and rigors of woodworking tasks, making it a long-lasting and reliable tool in the workshop. However, it is worth noting that steel squares tend to be heavier than their wooden or plastic counterparts, which may affect their ease of use for some woodworkers. Additionally, steel squares may have sharp edges, so caution should be exercised when handling them to avoid injury or damaging the wood. In conclusion, while a steel square may not be the traditional choice for woodworking joinery, it can certainly be used effectively and accurately. Its durability, accuracy, and resistance to warping make it a suitable tool for woodworkers looking for a reliable and long-lasting square.

Q: Can a steel square be used for checking the alignment of brickwork?: Indeed, the alignment of brickwork can be verified using a steel square. Carpenters and masons commonly employ this versatile tool to measure angles and alignments. Its structure consists of a right angle shape with one lengthy side and one shorter side. To ascertain the alignment of brickwork, the steel square can be utilized to ensure that the brick corners form perfect right angles. By placing the lengthy side of the steel square against the brick corner, one can visually inspect if the edges align suitably. If the corners are not at right angles, adjustments can be made to guarantee precise alignment. Moreover, the shorter side of the steel square can be utilized to measure the evenness of the brick courses. By positioning the shorter side across the brick face, one can examine if the courses are level and uniform. This is particularly advantageous in ensuring consistent mortar joints and straight brick laying. In conclusion, a steel square is an invaluable tool for verifying the alignment of brickwork, contributing to accurate and aesthetically pleasing construction.

Q: Can a steel square be used for checking the squareness of a table saw fence?: Checking the squareness of a table saw fence is possible with the use of a steel square. A steel square, also referred to as a carpenter's square or framing square, is a tool that has a right-angle shape. It is capable of ensuring that the edges and corners of a workpiece or tool are perfectly square. To verify the squareness of a table saw fence, simply position the steel square against the fence and align it with the blade of the table saw. If the square is appropriately aligned, the blade should be perpendicular to the fence, indicating that the fence is square. However, it is important to keep in mind that although a steel square can offer a convenient and straightforward method for checking squareness, it is always recommended to use a more precise measuring tool, such as a dial indicator or precision square, for accurate results.

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