Steel Square Straight Bars Chinese Standard

Steel Square Straight Bars Chinese Standard

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 1000 m.t./month

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1. Structure of Steel Square Straight Bars Chinese Standard Description:

Steel square straight bars Chinese standard 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 square straight bars Chinese standard is still in the form of a metal bar or rectangle. Small sizes of Steel square straight bars Chinese standard are used in ship building.

2. Main Features of Steel Square Straight Bars Chinese Standard :

• 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 Square Straight Bars Chinese Standard Images:

Steel Square Straight Bars Chinese Standard

4. Steel Square Straight Bars Chinese Standard 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 use a steel square to measure and mark 213.75-degree angles?: To use a steel square to measure and mark a 213.75-degree angle, you would follow these steps: 1. Begin by aligning the long edge of the steel square with the reference line or surface where you want to create the angle. Ensure that the square is firmly held in place to prevent any movement during the marking process. 2. Locate the 0-degree mark on the steel square, which is typically found at the intersection of the long edge and the shorter perpendicular edge. Make sure this mark is lined up precisely with the reference line or surface. 3. Next, identify the degree scale on the steel square. This scale usually ranges from 0 to 90 degrees, with increments of 1 or 2 degrees marked along the edge of the square. 4. To measure a 213.75-degree angle, start by aligning the 0-degree mark with the reference line or surface. Then, move your gaze along the degree scale until you reach the 213.75-degree marking. This marking may not always be explicitly labeled, so you may need to estimate the position between two marked degrees. 5. Once you have located the correct degree measurement, make a small mark or notch at that point on the reference line or surface using a pencil or any other suitable marking tool. This mark will indicate the desired angle. 6. Finally, use a straight edge or a ruler to connect the marked point with the reference line or surface, creating the 213.75-degree angle. Remember, precision is crucial when using a steel square to measure and mark angles. Ensure that the square remains securely in place and take your time to accurately locate the desired degree measurement.

Q:Can a steel square be used for plumbing work?: Plumbing work can indeed utilize a steel square. Known as a framing square or carpenter's square, this versatile tool finds its place in the construction industry, including plumbing. Although not the go-to tool for plumbers, it can prove useful in specific scenarios. A steel square enables the measurement and marking of angles, checking for squareness, and laying out straight lines. These functions prove invaluable when dealing with plumbing projects demanding precise measurements and alignments. For instance, during pipe installations, a steel square guarantees proper alignment at right angles. Furthermore, a steel square facilitates swift and accurate measurements for pipe cutting and joining. Its straight edges and measuring scales provide the accuracy required for precise cuts and connections. Nevertheless, it is essential to acknowledge that other tools designed explicitly for plumbing work may better suit certain tasks. Pipe wrenches commonly handle tightening and loosening pipes, while pipe cutters efficiently slice through them. To summarize, although not the most specialized tool for plumbing, a steel square remains effective in certain situations. It comes in handy for measuring, marking, and layout tasks, as well as providing accurate measurements for pipe cutting and joining.

Q:How do you use a steel square to measure and mark 84.375-degree angles?: In order to measure and mark angles of 84.375 degrees using a steel square, the following steps must be followed: 1. Place the steel square on a flat surface, ensuring it is completely aligned and not tilted. 2. Identify the 45-degree angle located at the inner corner of the square, which is formed by the intersection of the shorter leg and the hypotenuse. 3. Align the shorter leg of the square with the desired edge or line where the 84.375-degree angle needs to be measured. 4. Rotate the square while maintaining alignment of the shorter leg with the edge until the longer leg intersects the line. 5. Once the longer leg intersects the line, take note of the angle indicated on the square's scale. The measurement should be taken from the edge where the shorter leg is aligned. 6. To measure and mark an 84.375-degree angle, continue rotating the square until the desired angle is shown on the scale. In this case, it should be between 84 and 85 degrees. 7. Once the desired angle is properly aligned, securely hold the square in place and utilize a pencil or scribe to mark the line or surface. It is important to verify the accuracy of the measurement and ensure that the square remains flat and aligned throughout the entire process.

Q:Can a steel square be used for checking the squareness of a door frame corner?: Yes, a steel square can be used to check the squareness of a door frame corner.

Q:How is a steel square different from a regular square?: The steel square, also referred to as a framing square or rafter square, possesses distinctive qualities and characteristics that distinguish it from a typical square. To begin with, the steel square is composed of robust and resilient steel, which grants it greater endurance and longevity in comparison to its wooden or plastic counterparts. This disparity in materials empowers the steel square to endure rigorous usage, withstand harsh conditions, and sustain its accuracy over an extended period. Furthermore, the steel square exhibits a distinctive design that sets it apart from a regular square. Typically, it consists of two arms: a lengthier one known as the body and a shorter one called the tongue. These arms intersect at a precise 90-degree angle, forming the characteristic "L" shape. The body of the steel square frequently incorporates diverse measurements and markings, including inches, centimeters, and angles. Consequently, this facilitates precise measurements and calculations essential in construction and carpentry endeavors. Moreover, the steel square often incorporates supplementary features that enhance its functionality. These may include a level vial, scribe bar, and notches for determining roof pitches and angles. These additional elements augment the versatility of the steel square, rendering it a valuable tool for layout, marking, and measurement in various construction and woodworking applications. In conclusion, the steel square distinguishes itself from a standard square through its material composition, as it is forged from steel to guarantee durability. Additionally, its unique design and supplemental features make it ideal for precise measurements and calculations essential in construction and carpentry work.

Q:Can a steel square be used for checking the plumbness of a post hole?: Indeed, a post hole's plumbness can be assessed using a steel square. A highly versatile tool, the steel square is widely employed in woodworking and construction activities. It boasts a right angle of 90 degrees, which can be aligned with the post hole's sides to gauge its plumbness. By placing the steel square against the hole's walls, one can ascertain if they are truly vertical and without any curvature. Should the steel square fail to align correctly, adjustments can be made to guarantee the post's plumb position. However, it is worth noting that while a steel square can aid in an initial check, a more precise measurement can be achieved by using a plumb bob or a level to ensure the post is perfectly vertical.

Q:Can a steel square be used for laying out a gazebo?: Yes, a steel square can be used for laying out a gazebo. A steel square is a versatile tool commonly used in carpentry and construction for measuring and marking angles, making it useful for accurately setting up the foundation and layout of a gazebo.

Q:What are the common accessories that come with a steel square?: Common accessories that typically come with a steel square include a scribe tool, a layout tool, and a protractor. The scribe tool, often in the form of a sharp point or a small blade, is used to mark lines and measurements on surfaces. It is an essential accessory for accurate and precise marking. A layout tool, such as a try square or a miter square, is used to ensure perpendicular and accurate angles when marking or cutting materials. These tools help in aligning edges and corners to create precise right angles. A protractor, often found on larger steel squares, is used to measure and mark angles other than 90 degrees. It is particularly useful in tasks that require bevel cuts or when creating irregular shapes. Other potential accessories that might come with a steel square include a level vial, which helps in determining whether a surface is level, and a center finder, which aids in locating the center of a circle or a cylindrical object. The specific accessories that come with a steel square may vary depending on the brand and model, but these are some of the common ones you can expect to find.

Q:How do you use a steel square for marking and cutting bridle joints?: To use a steel square for marking and cutting bridle joints, follow these steps: 1. Measure and mark the desired length of the joint on the workpiece using a tape measure. 2. Hold the steel square firmly against the edge of the workpiece, aligning one leg of the square with the marked line. 3. Use a pencil or marking knife to trace along the other leg of the square, marking a straight line across the workpiece. 4. Repeat the previous step on the other side of the workpiece, ensuring the lines intersect at the desired joint location. 5. Use a saw to carefully cut along the marked lines, following the square's edge as a guide. 6. Test-fit the joint by connecting the two workpieces together, making any necessary adjustments for a snug fit. 7. Once satisfied with the joint's fit, secure the bridle joint using appropriate fasteners or adhesive. By utilizing a steel square, you can ensure accurate and precise marking and cutting of bridle joints, resulting in strong and well-fitting connections between workpieces.

Q:Can a steel square be used for siding installation?: Siding installation can benefit from the use of a steel square. This tool, also known as a framing square or rafter square, is commonly employed in carpentry and construction due to its versatility. While its main function is to measure and mark right angles, it can also serve as a guide for cutting and installing siding. When it comes to siding installation, a steel square proves useful in guaranteeing precise and accurate measurements for both horizontal and vertical cuts. It aids in marking the angle and length of cuts on the siding material, leading to a seamless fit and professional finish. Moreover, a steel square can be utilized to verify the alignment and squareness of the siding during installation. This step is crucial to ensure the siding is level and straight, preventing potential issues or gaps in the final outcome. In summary, a steel square is an invaluable tool for the siding installation process. Its measuring, marking, and guiding capabilities assure correct installation, resulting in an aesthetically pleasing and long-lasting exterior for any structure.

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