High Quality GB Standard Steel Square Bar

High Quality GB Standard Steel Square Bar System 1

High Quality GB Standard Steel Square Bar

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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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Product Description:

-Standard: GB,

-Grade: Q195 or equivalent.

-Chemical Composition:

Standard	Grade	Element (%)
GB	Q195	C	Mn	S	P	Si
GB	Q195	0.06~0.12	0.25~0.50	≤0.050	≤0.045	≤0.30

Measures of HR Square Bar (small measures):

HR Square Bar.

(Section of HR Square Bar)

-Length of a side and Theoretical weight of Square Bar.

Length of a side(mm)	Theoretical weight(kg/m)	Length of a side(mm)	Theoretical weight(kg/m)
7	0.385	22	3.80
8	0.502	24	4.52
9	0.636	25	4.91
10	0.785	26	5.30
11	0.950	28	6.15
12	1.13	30	7.06
13	1.33	32	8.04
14	1.54	34	9.07
15	1.77	36	10.17
16	2.01	38	11.24
17	2.27	40	12.56
18	2.54	42	13.85
19	2.82	45	15.90
20	3.14	48	18.09
21	3.46	50	19.63

Notes:

1, The theoretical weights in the list, base on the density of 7.85 g/cm3.

2, Formula for theoretical weight of Square bar: (length of a side)2 * 0.00785

3, The numbers with ＊mean that they are not regular or we don’t offer them.

-Regular length of Square Bar:

Steel	Length of a side (mm)	Length of steel (m)
Normal steel	< 25	4~10
Normal steel	> 25	3~9
Steel of high quality	All measure	2~6
Steel of high quality	Tool steel >75	1~6

Usage/Applications of HR Square Bar:

-The Square Bar is normally used as structure steel.

-Row material for other structure steel like steel angles, channels, I-beams, H-beams, etc…

Packaging & Delivery of HR Square Bar:

-Packing Detail: The products can be packed in bundles by steel wires.

-Marks: We make tag marks and color marks. The tag marks with white background and red company logo will be tied up to each bundle of the products. The information is usually including basic information of products and company and other information requested by customers. As for color marks, we will paint both ends of bundles to make sure that it will be more convenient for customers to distinguish them from other products.

-Delivery Detail: 30~45 working days after receive buyer’s T.T. or L/C.

Transportation:

-The products can be delivered by bulk vessel or by container. As for container, products with the length of 6m will be loaded in 20’ container, with 9m or 12m, in 40’ container.

-The maximum quantity of loading of container is 25 tons.

-The products are usually transported to the nearest port from the production place.

Q:Can a steel square be used for measuring and marking compound bevel cuts?: Indeed, the utilization of a steel square is feasible for the measurement and marking of compound bevel cuts. This multipurpose woodworking tool, known as a steel square, serves various purposes, including the measurement and marking of angles essential for compound bevel cuts. Nevertheless, it is crucial to acknowledge that relying solely on a steel square might not yield the precise measurements necessary for compound bevel cuts. To attain accurate angles for compound bevel cuts, it is advisable to employ supplementary tools like a bevel gauge or a protractor.

Q:Can a steel square be used for checking the plumbness of poles?: Yes, a steel square can be used for checking the plumbness of poles. A steel square is a versatile tool that is commonly used in carpentry and construction. It has a right angle shape, with a long blade and a shorter tongue, which allows for accurate measurements and checks for squareness. To check the plumbness of a pole, you can place the steel square against the side of the pole and ensure that it is perfectly vertical. By aligning the square with the pole, you can easily determine if the pole is leaning or not. The steel square provides a reliable and convenient method for checking plumbness in various applications.

Q:How do you use a steel square to create finger joints?: To use a steel square to create finger joints, you will need a few essential tools and follow a step-by-step process. Here's how you can do it: 1. Gather the necessary tools: You will need a steel square, a marking knife or pencil, a chisel set, a mallet or hammer, and a workbench or sturdy surface. 2. Prepare the wood: Start by selecting the appropriate wood for your finger joints. Ensure it is flat and free from any defects. Cut the wood pieces to the desired length and width for your project. 3. Mark the wood: Use the steel square to mark the location and width of the finger joints on both pieces of wood. The square will help you create straight and accurate lines. Measure and mark the width of the fingers and the spaces in between. 4. Set the depth: Use the marking knife or pencil to score the marked lines on the wood. This step will help guide your chisel during the cutting process. Make sure the depth of the cuts matches the thickness of the adjoining piece of wood. 5. Chisel out the waste: Place the wood on a workbench or sturdy surface, ensuring it is secured in place. Use the chisel and mallet or hammer to carefully remove the waste wood between the scored lines. Start by making shallow cuts along the marked lines and gradually deepen the cuts until the waste is removed. 6. Test the fit: Once you have completed the cuts on one piece of wood, test the fit by inserting the fingers into the corresponding spaces of the adjoining wood piece. The joints should fit snugly without any gaps or looseness. If needed, make any necessary adjustments using the chisel until you achieve a perfect fit. 7. Glue and assemble: Apply a thin layer of wood glue to the joints and press the pieces together. Use clamps or other securing methods to hold the joint in place while the glue dries. Follow the manufacturer's instructions for the recommended drying time. 8. Final touches: Once the glue has dried, use sandpaper or a file to smooth out any rough edges or imperfections in the joint. This step will ensure a clean and professional finish. By following these steps and using a steel square as a guide, you can create precise and strong finger joints in your woodworking projects. Remember to practice caution and work slowly and carefully to achieve the best results.

Q:Can a steel square be used for checking the squareness of a planer bed?: To determine the squareness of a planer bed, one can utilize a steel square. A steel square is a handy tool featuring a right angle, enabling it to assess the perpendicularity of two surfaces. In the case of a planer bed, which ideally possesses a level and square surface, the steel square can be positioned on the bed and compared to its edges. If the steel square flawlessly aligns with the edges of the planer bed, one can confidently conclude that the bed is indeed square. Nevertheless, it is crucial to ensure the accuracy and proper calibration of the steel square employed in order to obtain precise outcomes.

Q:How do you use a steel square to find angles for compound bevel miter cuts?: To use a steel square for finding angles for compound bevel miter cuts, you would typically start by determining the desired angle for the miter cut. Next, you would place the steel square against the workpiece, aligning one leg of the square with the edge of the workpiece. Then, you can adjust the position of the square until the desired angle aligns with the other leg of the square. Finally, you can mark the angle on the workpiece and use it as a guide for making the compound bevel miter cut.

Q:Can a steel square be used for checking the squareness of a door frame opening?: Yes, a steel square can be used for checking the squareness of a door frame opening. A steel square, also known as a framing square or a carpenter's square, is a versatile tool commonly used in carpentry and construction. It has a right angle shape, with one long arm and one shorter arm, allowing it to be used for measuring and checking angles, as well as testing the squareness of objects. To check the squareness of a door frame opening, you can place the steel square against the inside corner of the frame, ensuring that the long arm aligns with one side of the frame and the shorter arm aligns with the other side. If the frame is perfectly square, the square's edges will lie flush against both sides of the frame. However, if the frame is not square, there will be a gap between the square and one or both sides of the frame, indicating that adjustments need to be made. Using a steel square provides a reliable and accurate method for checking the squareness of a door frame opening. It allows you to identify any discrepancies and make the necessary adjustments to ensure that the door will fit properly and function correctly.

Q:Can a steel square be used for checking the levelness of a floor?: Using a steel square to check the levelness of a floor is not possible. This tool is mainly employed in carpentry and woodworking to measure and mark right angles. It lacks the design and calibration needed to assess the horizontal surface of a floor. For this task, a more suitable tool would be a level, such as a spirit level or laser level. These tools are explicitly created to determine the levelness of a floor and provide precise readings of the horizontal plane. Additionally, they can assist in identifying any unevenness or slopes present in the floor.

Q:How do you determine the center of a circle using a steel square?: A steel square cannot be used to determine the center of a circle. The center of a circle can be determined by using different methods such as finding the midpoint of the diameter or by drawing perpendicular bisectors of chords within the circle.

Q:What are some common techniques for using a steel square in boat building?: Using a steel square in boat building is a common practice that helps ensure accurate measurements and angles during construction. Here are some common techniques for using a steel square in boat building: 1. Checking squareness: A steel square is used to check the squareness of bulkheads and frames. By placing the square against the edges of these components, boat builders can ensure that they are perfectly perpendicular to the boat's centerline. 2. Measuring angles: Boat builders use a steel square to measure angles accurately. By aligning one leg of the square along the reference line and the other leg at the desired angle, they can mark the correct angle on the boat's structure. 3. Transferring measurements: Steel squares are used to transfer measurements from plans to the boat's structure. Builders can align the square with the reference line and then mark points, lines, or angles on the boat's components. 4. Checking bevel angles: Bevel angles are essential in boat building, particularly for joining planks or panels. A steel square can be used to determine the correct bevel angle by aligning the square with the reference line and adjusting it until the desired angle is achieved. 5. Checking diagonals: Boat builders use a steel square to check diagonal measurements on the boat's structure. By measuring both diagonals and ensuring they are equal, they can confirm that the boat is symmetrical and accurately constructed. 6. Aligning components: Steel squares are also used to align components during boat assembly. By placing the square against the edges of different parts, builders can make sure they are perfectly aligned before fastening them together. 7. Creating straight lines: A steel square is a useful tool for drawing straight lines on boat components. By aligning one leg of the square with the edge of the material, builders can easily draw a straight line parallel to it. In conclusion, a steel square is an invaluable tool in boat building, helping boat builders achieve accuracy and precision in their measurements, angles, and alignments.

Q:How do you use a steel square for creating accurate bevel cuts?: Achieving precise bevel cuts requires following a series of steps when utilizing a steel square. To begin, it is crucial to guarantee that the steel square is clean and devoid of any dirt or debris that may impact its accuracy. Next, establish the desired angle for the bevel cut. This can be accomplished by either employing a protractor or referencing a bevel angle guide or template. Once the angle is determined, position the steel square on the material that is to be cut, aligning one edge of the square with the material's edge. Subsequently, utilize a pencil or scribe to mark a line along the edge of the steel square. This line will serve as a guide for the bevel cut's trajectory. After marking the line, carefully position the saw blade at the starting point of the line, ensuring that it aligns precisely with the marked path. Securely hold the steel square against the material, employing it as a guide, and initiate the bevel cut along the marked line, maintaining a steady hand and applying consistent pressure against the steel square to ensure accuracy. Upon completing the cut, verify the angle using a measuring tool to ensure it aligns with the desired bevel angle. By adhering to these steps and utilizing a steel square as a guide, precise bevel cuts can be accomplished with confidence and precision.

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