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: Can a steel square be used for flooring installation?: Yes, a steel square can be used for flooring installation. A steel square, also known as a framing square or carpenter's square, is a versatile tool commonly used in construction and carpentry. While it is primarily used for measuring and marking right angles, it can also be used for various tasks during flooring installation. One of the main uses of a steel square in flooring installation is to ensure the accuracy of cuts and angles. It can be used to mark straight lines and guide the cutting of flooring materials such as tiles, laminate, or vinyl. The square's straight edge can be placed against the material and used as a guide for precise cuts. Additionally, a steel square can help in laying out the flooring pattern. It can be used to measure and mark the layout lines for tiles or planks, ensuring a symmetrical and well-aligned installation. The square's right-angle feature allows for precise measurements and markings, which are crucial for achieving a professional and visually appealing flooring finish. Furthermore, a steel square can be beneficial in checking the squareness of a room or area before starting the installation. By placing the square's corner against the walls or existing flooring, any discrepancies in the angles can be easily identified. This is important as it helps to ensure that the flooring installation starts on a level and square foundation. In conclusion, a steel square can indeed be used for flooring installation. Its versatility, accuracy, and ability to measure and mark right angles make it a valuable tool for various tasks during the flooring installation process.

Q: How do you use a steel square to determine the angle of a compound spindle sanding cut?: To determine the angle of a compound spindle sanding cut using a steel square, follow the following steps: 1. Place the steel square on a flat and level surface, like a workbench or table. 2. Securely position the compound spindle sanding machine next to the steel square, ensuring its stability. 3. Set the desired angle for the cut by adjusting the angle of the compound spindle sanding machine. This can usually be done by loosening a locking mechanism or turning a knob. 4. Once the desired angle is set, press the steel square against the sanding spindle or workpiece, ensuring it is flush against both surfaces. 5. Observe the angle formed between the square and the sanding spindle or workpiece. This angle represents the compound spindle sanding cut angle. 6. Take note of the angle measurement indicated by the steel square. Some steel squares may have angle markings or a protractor scale to aid in accurate measurements. 7. Use the determined angle measurement as a guide for your compound spindle sanding cut. Adjust the angle of the machine or workpiece accordingly to achieve the desired outcome. Remember to prioritize safety at all times when working with power tools and machinery. Ensure the compound spindle sanding machine is securely fastened and wear appropriate safety gear, such as goggles and gloves.

Q: What is the cold drawn steel material? Why did it break?: 20 steel 45 steel Q235B a little more material, no annealing treatment

Q: Can a steel square be used for checking the levelness of a surface?: No, a steel square is not typically used for checking the levelness of a surface. It is primarily used for measuring and marking right angles in woodworking and construction projects. For checking the levelness of a surface, a leveling tool such as a spirit level or laser level is more appropriate.

Q: Can a steel square be used for stair layout and construction?: Stair layout and construction can indeed utilize a steel square. This tool, known by various names such as framing square or carpenter's square, is highly versatile in woodworking and construction tasks, including stair layout and construction. Featuring two arms meeting at a right angle, a steel square possesses a long arm typically measuring 24 inches and a short arm approximately 16 inches in length. This specific design facilitates precise measurements and angle markings, rendering it suitable for stair layout and construction purposes. When employing a steel square for stair layout, it aids in determining the rise and run of each step, as well as the overall stair dimensions. Placing the square against a board or riser's edge enables accurate marking and cutting of required angles and lengths. Beyond layout purposes, a steel square proves beneficial during stair construction as well. It ensures proper cutting and positioning of stringers, which serve as diagonal supports for the steps. By employing the square to mark angles and lengths on the stringers, one can achieve precise and secure cuts, resulting in a robust and well-built staircase. In conclusion, a steel square possesses significant value when it comes to stair layout and construction. Its capability to accurately measure and mark angles and lengths makes it a dependable choice for creating secure and functional stairs.

Q: Can a steel square be used for checking the squareness of a table saw blade?: No, a steel square is not suitable for checking the squareness of a table saw blade. A specialized tool known as a dial indicator or a precision square is recommended for this task as it provides more accurate and reliable measurements.

Q: Can a steel square be used for concrete formwork layout?: Yes, a steel square can be used for concrete formwork layout. A steel square is a versatile tool commonly used in carpentry and construction work. It consists of a long, straight edge and a shorter, perpendicular edge forming an L-shape. It is primarily used for measuring and marking right angles and can be used to lay out concrete formwork. When setting up concrete formwork, it is crucial to ensure that the corners are perfectly square to ensure the proper alignment and stability of the structure. A steel square can be used to measure and mark right angles accurately, ensuring that the corners of the formwork are properly aligned. To use a steel square for concrete formwork layout, follow these steps: 1. Measure and mark the desired dimensions for the formwork on the ground or surface where it will be built. 2. Position the steel square on the marked points, aligning one edge with the reference line or surface. 3. Ensure that the perpendicular edge of the steel square is perfectly square with the reference line or surface, adjusting as necessary. 4. Use a marking tool to trace along the edge of the steel square, transferring the right angle mark onto the surface or ground. 5. Repeat this process for all corners and edges of the formwork, ensuring that they are all square. By using a steel square for concrete formwork layout, you can ensure that the formwork is accurately set up with perfectly square corners. This will result in a more stable and structurally sound concrete structure.

Q: What is the difference between a framing square and a steel square?: A framing square and a steel square are both tools used in carpentry and construction, but they have different designs and purposes. A framing square is a traditional tool that consists of two arms that meet at a right angle, forming an L-shape. It is typically made of wood, aluminum, or plastic. The longer arm, called the blade, is usually 24 inches long, while the shorter arm, known as the tongue, is usually 16 inches long. Framing squares are used primarily for laying out and measuring right angles, marking and cutting rafters, and checking for squareness in framing and construction projects. On the other hand, a steel square, also known as a combination square or a try square, is a more versatile and precise tool. It is made entirely of steel and typically has a 12-inch blade with a sliding head. The head can be locked at any desired angle, allowing the square to be used for measuring and marking angles other than 90 degrees. Steel squares often have additional features, such as a level, a scribe, or a protractor, making them useful for a wide range of layout and measurement tasks. In summary, the main difference between a framing square and a steel square lies in their design and functionality. A framing square is a basic L-shaped tool used primarily for measuring and marking right angles in framing and construction projects. On the other hand, a steel square is a more versatile and precise tool made entirely of steel, with a sliding head that can be locked at different angles, making it suitable for a wider range of layout and measurement tasks.

Q: What are some common uses for a steel square in deck construction?: Some common uses for a steel square in deck construction include measuring and marking angles, checking for squareness and leveling, laying out stair stringers, and transferring measurements to ensure accurate and precise cuts.

Q: Can a steel square be used for laying out roof rafters?: Laying out roof rafters can be achieved with the use of a steel square. This tool, also known as a framing square or carpenter's square, is highly versatile in carpentry and is capable of performing numerous tasks, including the laying out of roof rafters. It is composed of two arms positioned at a 90-degree angle, featuring engraved measurements and markings on its surface. To begin the process of laying out roof rafters with a steel square, the first step typically involves determining the pitch or slope of the roof. This can be accomplished through the consultation of building plans or with the aid of a pitch-finding tool. Once the pitch is established, the steel square can then be employed to mark the angles and measurements for each individual rafter. The steel square proves invaluable in marking the plumb cut and bird's mouth (notch) at the top end of each rafter, ensuring a proper fit and alignment. Additionally, it aids in establishing the length and angle cuts at the bottom end of each rafter, which will ultimately be attached to either the wall plate or ridge beam. All in all, the steel square represents a dependable and precise tool for laying out roof rafters, offering accurate measurements and angles that contribute to the successful installation of rafters.

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