Steel Bars in Square Section with American Standard ASTM A36

Steel Bars in Square Section with American Standard ASTM A36 System 1

Steel Bars in Square Section with American Standard ASTM A36

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Loading Port:: Tianjin

Payment Terms:: TT or LC

Min Order Qty:: 25 m.t.

Supply Capability:: 10000 m.t./month

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1. Structure of Steel Bar in Square Section description:

Steel bar in square section is a bar with square shaped cross-section. It is special case of equal sides. Before steel products are sold on the market, the steel must first be processed into more functional pieces. Raw steel cannot be of use while in its pure form, thus it has to be cast into shape. The freshly made steel, steel bar in square section is still in the form of a metal bar or rectangle. Small sizes of steel bar in square section are used in ship building.

2. Main Features of Steel Bar in Square Section:

• Grade: Q235

• Type: Mild carbon steel

• A quadrilateral with four equal sides and four right angles.

• Vibration: The stiffness and mass are chosen to prevent unacceptable vibrations, particularly in settings sensitive to vibrations, such as offices and libraries.

• Local yield: Caused by concentrated loads, such as at the beam's point of support.

3. Steel Bar in Square Section Images:

Steel Bars in Square Section with American Standard ASTM A36

4. Steel Bar in Square Section Specification:

Mechanical Properties	Grade	Steel diameter（mm）
Mechanical Properties	Grade	≤16	16~40	40~60	60~100
Yield Point Δs/MPa	Q195	≥195	≥185	-	-
Yield Point Δs/MPa	Q235	235	225	215	205
Tensile Strength	Q195	315~390
Tensile Strength	Q235	375~500
Elongation δ5%	Q195	≥33	≥32	-	-
Elongation δ5%	Q235	26	25	24	23

5. FAQ

We have organized several common questions for our clients，may help you sincerely:

①What is the main material？

There are two types of Square Bar, one is hot rolled square bar and other one is cold drawn square bar. Our principal products is hot rolled square bar. We dedicate to products with material Q195 and Q235. We offer products with high quality and low price.

②How to inspect the quality？

We have a professional inspection group which belongs to our company. We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.

③Is there any advantage about this kind of product?

Steel I beam bar IPE has a reduced capacity in the transverse direction, and is also inefficient in carrying torsion, for which hollow structural sections are often preferred.

Q: How do you choose the right size of steel square?: When choosing the right size of steel square, consider the scale and complexity of the project you are working on. Smaller squares, such as 6 or 12 inches, work well for smaller tasks and intricate measurements, while larger squares, such as 24 or 48 inches, are better suited for larger projects that require longer and more accurate measurements. Additionally, consider the weight and maneuverability of the square, as a heavy or bulky square may be difficult to handle. Ultimately, the right size of steel square will depend on the specific requirements of your project and your personal comfort and preference.

Q: Can a steel square be used for checking the levelness of a countertop?: No, a steel square cannot be used for checking the levelness of a countertop.

Q: Can a steel square be used for checking the plumbness of a column?: Checking the plumbness of a column cannot be done using a steel square. A steel square, known as a framing square or carpenter's square, is primarily used for measuring and marking right angles in carpentry and construction work. It consists of a long, straight edge with a perpendicular arm, forming an L-shape. Although it can be helpful for tasks like checking angles or laying out cuts, it lacks the necessary features and precision to determine the plumbness of a column. To appropriately check the plumbness of a column, a plumb bob or a level would be more suitable tools. A plumb bob is a weighted object attached to a string that, when suspended, aligns itself vertically due to gravity. By placing the plumb bob against the column, one can ascertain if it is perfectly vertical or not. On the other hand, a level has a bubble that moves within a vial, indicating whether a surface is level or plumb. By placing the level against the column, one can easily check if it is perfectly plumb or if adjustments are needed. In conclusion, although a steel square is versatile in construction, it is not appropriate for checking the plumbness of a column. To ensure accurate results, a plumb bob or level should be used for this specific task.

Q: How do you use a steel square to lay out a half-lap joint?: To use a steel square to lay out a half-lap joint, you will need the following materials: a steel square, a pencil or marking knife, and the pieces of wood you wish to join together. First, determine the desired size of the half-lap joint by measuring the thickness of the wood and deciding how much overlap you want between the two pieces. This overlap typically ranges from one-third to one-half of the thickness of the wood. Next, place the steel square on one of the pieces of wood at the location where you want the joint to be. Ensure that the square's blade and tongue are aligned with the edges of the wood. The blade should be against one face of the wood while the tongue extends along the adjacent face. Using a pencil or marking knife, mark a line along the blade of the square onto the wood. This line represents the depth of the half-lap joint. After marking the first piece of wood, repeat the process on the second piece, ensuring that the marks align with those on the first piece. This will ensure a proper fit when the joint is assembled. Now, you can use the square to mark the width of the joint. Place the square on the edge of the wood, aligning the tongue with the previously marked depth line. With the square in position, mark a line across the face of the wood using the blade as a guide. Repeat this process on both pieces of wood to ensure accurate alignment. Finally, use a saw to cut along the marked lines, removing the waste material to create the half-lap joint. Take care to stay within the marked lines, as this will determine the final fit of the joint. Once the joint is cut, test the fit by joining the two pieces together. Make any necessary adjustments to ensure a snug fit, and then use glue or other appropriate fasteners to secure the joint. By following these steps and using a steel square as a guide, you can accurately lay out and create a strong and secure half-lap joint.

Q: How do you use a steel square to measure and mark out mitered joints?: To use a steel square to measure and mark out mitered joints, follow these steps: 1. Start by ensuring that your steel square is clean and free from any debris or rust. This will help ensure accurate measurements. 2. Place the steel square on the edge of the material you are working with, aligning one leg of the square with the edge. 3. Hold the steel square firmly against the material and make sure it is flat against the surface. This will help prevent any potential inaccuracies. 4. Next, rotate the steel square until the desired angle for the mitered joint is achieved. This is typically a 45-degree angle for most mitered joints, but it may vary depending on the project or design. 5. Once the steel square is in the correct position, use a pencil or marking knife to trace along the edge of the square's other leg. This will create a clear and accurate line to guide your cuts. 6. Repeat this process for each piece of material that requires a mitered joint, ensuring that the angles and measurements are consistent across all pieces. 7. After marking out the mitered joints, double-check your measurements and angles to ensure accuracy before proceeding with any cutting or joining of the materials. It's important to note that using a steel square to measure and mark mitered joints requires precision and attention to detail. Taking your time and double-checking your measurements will help ensure that your mitered joints fit together perfectly and create a clean, professional finish.

Q: What are some common uses of a steel square in welding?: A steel square is a versatile tool that finds numerous applications in welding. Some common uses of a steel square in welding include: 1. Checking Right Angles: A steel square is primarily used to ensure that the welded joints are at perfect right angles. It helps in maintaining the structural integrity of the welded workpiece. 2. Measuring and Marking: Steel squares have graduated scales along their edges, which allow welders to measure and mark different lengths accurately. This helps in ensuring precise dimensions for the welded components. 3. Layout and Layout Squares: Steel squares are often used in layout work to mark and layout patterns, templates, and cut lines on metal surfaces. Welders can use a steel square to create perpendicular lines, parallel lines, or to scribe circles and arcs. 4. Checking Alignment: Steel squares are handy in checking the alignment of welded components. Whether it is ensuring that two pieces are perfectly aligned before welding or checking the alignment of a welded joint, a steel square can help achieve accurate alignment. 5. Checking Flatness and Squareness: Welders often use steel squares to check the flatness and squareness of welded surfaces. By placing the square against the surface or the weld, they can determine if the welded area is flat or if the edges are square. 6. Welding Table Setup: Steel squares are useful in setting up welding tables. They can be used to align and square the table's framework, ensuring a stable and level surface for welding operations. 7. Fabrication and Assembly: Steel squares are commonly used in the fabrication and assembly of welded structures. They aid in positioning and aligning components during the welding process, resulting in accurate and strong welds. Overall, a steel square is an essential tool in a welder's arsenal, providing accuracy, precision, and reliability in various welding applications.

Q: What are the different ways to hold a steel square when making angle measurements?: When making angle measurements, there are several methods available for holding a steel square. 1. The first and most commonly used approach involves firmly holding the steel square against the material being measured, ensuring that both edges of the square make contact. This method ensures accuracy by aligning the square's edges with the desired angle. 2. Another option is to secure the steel square in place using a clamp or vise. This method is particularly useful when working with larger materials or when multiple angle measurements need to be made without the risk of the square moving. 3. A magnetic base or holder can also be utilized to attach the steel square to the material. This provides stability and allows for hands-free operation, especially when working with vertical or overhead surfaces. 4. For more precise angle measurements, a protractor or angle finder can be used in conjunction with the steel square. By aligning the square's edge with the desired angle and then measuring the angle using the protractor or angle finder, accurate measurements can be obtained. 5. In certain cases, a steel square can be clamped onto a sliding bevel or adjustable bevel, enabling the setting of custom angles. This method is particularly beneficial when working with irregular or non-standard angles. Ultimately, the choice of how to hold a steel square when making angle measurements depends on the specific application, the size of the material being measured, and the desired level of accuracy.

Q: How do you choose the right size of a steel square?: When choosing the right size of a steel square, it is crucial to consider the specific task or project at hand. The size of the steel square should be determined by factors such as the scale and precision of the work, the desired level of accuracy, and the dimensions of the materials being worked on. It is important to select a size that allows for comfortable handling and maneuverability while still providing the necessary functionality and accuracy required for the task.

Q: How do you use a steel square to measure and mark 78.75-degree angles?: To measure and mark a 78.75-degree angle using a steel square, you would first align one edge of the square with the line or surface you want to mark. Then, rotate the square until the other edge aligns with the desired angle, which in this case would be 78.75 degrees. Once aligned, you can use a pencil or marker to mark the angle on the material or surface you are working on.

Q: How do you make precise measurements with a steel square?: In order to achieve accurate measurements using a steel square, it is necessary to follow a few important steps. Firstly, it is crucial to guarantee that the steel square is clean and devoid of any debris or rust that may impact its precision. Subsequently, position the square flatly and in the appropriate alignment on the surface or object that requires measuring. To measure angles, utilize the 90-degree corner of the square as a point of reference. Align one side of the square with the desired edge to be measured and examine the angle measurement on the scale or protractor found on the opposite side of the square. Ensure that the square is flawlessly aligned without any gaps or overlaps between the square and the edges. For measuring lengths, the longer side of the square can be employed as a ruler. Align one end of the square with the starting point of the length to be measured and read the measurement on the scale or ruler located on the longer side. Once again, guarantee that the square is correctly aligned without any gaps or overlaps. To attain more precise measurements, employ a marking tool such as a pencil or scribe to directly mark the desired measurement on the object. This will aid in maintaining accuracy when transferring the measurement to other surfaces or during cutting or shaping processes. In conclusion, the key to achieving precise measurements with a steel square is to ensure proper alignment, eliminate any gaps or overlaps, and thoroughly verify all measurements prior to proceeding with any subsequent steps.

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