High Quality GB Standard Steel Square Bar 11mm-15mm

High Quality GB Standard Steel Square Bar 11mm-15mm System 1

High Quality GB Standard Steel Square Bar 11mm-15mm

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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:How do you use a steel square to mark a line perpendicular to a board edge at a specific distance?: To use a steel square to mark a line perpendicular to a board edge at a specific distance, follow these steps: 1. Place the steel square against the edge of the board, aligning one arm of the square with the edge. 2. Adjust the square until the other arm is perpendicular to the edge, forming a 90-degree angle. 3. Once the square is properly aligned, hold it firmly against the board to secure its position. 4. Determine the specific distance from the edge where you want to mark the line. For example, if you want the line to be 6 inches away from the edge, measure 6 inches from the edge using a tape measure or ruler. 5. Using a pencil or marking tool, make a mark on the board along the arm of the square that corresponds to the specific distance you measured. 6. Continue marking along the entire length of the board, ensuring that each mark is perpendicular to the edge and at the same specific distance. 7. Once all the marks are made, connect them to form a straight line using a ruler or straight edge. By following these steps, you can utilize a steel square to accurately mark a line perpendicular to a board edge at a specific distance.

Q:How do you use a steel square to measure board lengths?: To use a steel square to measure board lengths, follow these steps: 1. Place the steel square on the edge of the board, aligning one side of the square with the end of the board. 2. Ensure that the square is perfectly perpendicular to the board by checking that both sides of the square are touching the board's edge. 3. Hold the square firmly against the board to prevent it from moving. 4. Look at the measurements marked on the square's blade. Most steel squares have measurements in inches, with one side measuring length and the other measuring width. 5. Read the measurement on the blade where the opposite end of the board aligns. This will give you the length of the board. 6. Take note of the measurement or mark it on the board for future reference. It's important to note that when measuring board lengths with a steel square, accuracy is crucial. Make sure the board is aligned properly with the square and that the square is securely held against the board to ensure precise measurements.

Q:How do you use a steel square for marking and cutting angled finger joints?: To use a steel square for marking and cutting angled finger joints, place the square against the edge of the wood and align it with the desired angle. Use a pencil to mark along the edge of the square, creating a straight line. Repeat this process for all the necessary cuts. Then, carefully cut along the marked lines using a saw, ensuring to maintain the angle indicated by the square. The steel square serves as a guide to ensure accurate marking and cutting of angled finger joints.

Q:What are the different features to consider when buying a steel square?: There are several important factors to take into account when purchasing a steel square. To begin with, the size of the square is of utmost importance. Steel squares are available in a variety of sizes, typically ranging from 6 inches to 24 inches. The size you opt for will depend on the scale of your projects and the level of precision you require. Furthermore, it is crucial to consider the material and build quality of the square. Look for a steel square that is constructed from high-quality steel, ensuring durability and the ability to withstand heavy use without succumbing to corrosion. Additionally, ensure that the square's construction is accurate, with straight edges and precise angles. The markings and measurements on the square are also vital aspects to consider. Seek out clear and easily legible markings that are permanently etched or stamped onto the square. These markings should include precise measurements in inches, centimeters, and degrees, enabling you to achieve accurate measurements and layout work. Another feature to bear in mind is the type of square. There are various types available, such as combination squares, framing squares, and try squares, each serving different purposes. Evaluate the specific tasks you will be utilizing the square for and choose the type that best caters to your needs. Additionally, take into consideration the weight and handle design of the square. A heavier square may offer enhanced stability, whereas a lighter one may be more comfortable to use for extended periods. The handle should be ergonomically designed and easy to grip, ensuring comfort and control during usage. Lastly, consider the brand and price of the steel square. It is generally advisable to opt for a reputable brand that has a proven history of producing high-quality tools. While price does not always guarantee quality, it is important to strike a balance between affordability and durability, ensuring that you obtain the most value for your money. In conclusion, when purchasing a steel square, take into account the size, material quality, markings, type, weight, handle design, brand, and price. By carefully evaluating these features, you can find a steel square that fulfills your specific requirements and provides accurate and dependable measurements for your projects.

Q:How is a steel square different from a carpenter's square?: A steel square and a carpenter's square differ primarily in their material composition. While both are measuring tools used in carpentry, a steel square is made entirely of steel, providing durability and strength, whereas a carpenter's square typically has a steel blade but a wooden handle. The steel square is often more precise and used for more technical measurements, while the carpenter's square is versatile and commonly used for general layout and marking purposes.

Q:How do you use a steel square for laying out stair stringers?: To use a steel square for laying out stair stringers, follow these steps: 1. Start by determining the total rise and run of the stairs. The rise refers to the vertical height between the top of one step to the top of the next, while the run refers to the horizontal distance from the front of one step to the front of the next. 2. Divide the total rise by the desired height of each step to determine the number of steps needed. Round off the number to the nearest whole number and adjust the height of each step if necessary. 3. Next, determine the tread depth, which is the horizontal distance from the front of one step to the back of the next. This is usually around 10-11 inches but can vary depending on local building codes or personal preference. 4. To lay out the stringers, place the steel square on the edge of the stringer board with the long side against the board and the short side pointing upwards. 5. Align the square so that the 7-inch mark on the tongue (short side) meets the tread depth mark on the blade (long side). This will give you the correct angle for the stringer. 6. Mark the angle on the stringer board by tracing along the edge of the square with a pencil or a marking knife. 7. Repeat the process on the other side of the stringer board, making sure the angles are consistent. 8. Measure and mark the rise and run on each step, starting from the bottom and working your way up. Use the steel square to ensure accuracy and consistency in your measurements. 9. Once all the steps are marked, use a circular saw or a handsaw to cut along the marked lines to create the stringers. 10. Test fit the stringers in place and make any necessary adjustments before securing them to the deck or landing. Remember to always follow local building codes and regulations when constructing stairs, as they may have specific requirements for rise, run, and other dimensions.

Q:How do you use a steel square for creating accurate rabbet cuts?: For achieving precise rabbet cuts, the following steps should be followed while utilizing a steel square: 1. Begin by measuring and marking the dimensions of the desired rabbet cut on the wooden surface, which includes both the width and depth of the rabbet. 2. Align one side of the steel square with the wooden edge, ensuring it is placed accurately on the wood. 3. While firmly holding the steel square in place with one hand, employ a pencil or marking knife to trace along the other side of the square. This will generate a straight and precise guideline for the rabbet cut. 4. Proceed to repeat this procedure on the adjacent side of the wood, employing the same measurement and aligning the square with the previously marked line. This will ensure parallelism and precision in the rabbet cut. 5. Utilize a chisel, router, or table saw to eliminate the material within the marked lines, following the straight guideline established by the steel square. It is crucial to take your time and make accurate cuts to accomplish a clean and precise rabbet. 6. Once the rabbet cut is completed, utilize the steel square once more to verify squareness and guarantee that the corners of the rabbet are at perfect right angles. By utilizing a steel square as a reference guide, accuracy and precision can be maintained in your rabbet cuts, ultimately resulting in well-executed and professional-looking woodworking projects.

Q:How do you use a steel square for marking and cutting tenons with shoulders?: To use a steel square for marking and cutting tenons with shoulders, follow these steps: 1. Start by ensuring that your steel square is clean and free from any rust or debris. This will ensure accurate measurements and markings. 2. Begin by measuring the width of the tenon on the piece of wood you are working with. Place the steel square on the edge of the wood, aligning the inside edge of the square with the desired width measurement. 3. Once you have aligned the square, use a pencil or marking knife to mark the width of the tenon on the wood. Make sure to mark both sides of the wood for accuracy. 4. Next, determine the depth of the tenon. Measure the desired depth on the end of the wood, perpendicular to the width marking. This will be the length of the shoulder on each side of the tenon. 5. Place the steel square on the end of the wood, aligning the inside edge of the square with the depth measurement. Use a pencil or marking knife to mark the shoulder depth on each side of the wood. 6. Now that you have marked the width and shoulder depth of the tenon, you can proceed to cut it. Use a saw to carefully cut along the width marking, stopping at the shoulder depth marking. Repeat this on the other side of the wood to create the tenon. 7. Once the tenon is cut, you can refine the shoulders by using a chisel or shoulder plane. Carefully remove any excess wood to create a clean, flat surface for the shoulders. 8. Finally, test the fit of the tenon by inserting it into the corresponding mortise or joint. Make any necessary adjustments to the width or shoulder depth until the tenon fits snugly. By using a steel square, you can ensure precise measurements and markings when marking and cutting tenons with shoulders. This will result in a strong and accurate joint that fits together seamlessly.

Q:How do you use a steel square to determine the angle of a compound miter bevel cut?: To determine the angle of a compound miter bevel cut using a steel square, one must follow several steps. Begin by placing the steel square on the workpiece, ensuring that one of the arms aligns with the edge of the material. This arm will serve as the reference point for measuring the angle. Next, adjust the steel square to the desired angle for the miter cut. This can be achieved by rotating the square until the desired angle is attained. Once the steel square is set at the desired angle, mark the angle on the workpiece using a pencil or marking knife. This marking will serve as a guide during the cutting process. After marking the angle, prepare your compound miter saw or other cutting tool according to the marked angle. This will guarantee accurate cutting. Lastly, proceed with caution and carefully make the cut along the marked line. Ensure the workpiece is securely held in place to avoid any mishaps or movement. Before proceeding further with the project, verify the accuracy of the cut by double-checking the angle.

Q:Can a steel square be used for checking the squareness of furniture assemblies?: Yes, a steel square can be used for checking the squareness of furniture assemblies. Its straight edges and right angles make it suitable for measuring and ensuring the corners of the furniture are perfectly square.

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