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 for framing walls?: To use a steel square for framing walls, first, ensure that the square is clean and free of any debris. Next, position the square on the edge of the lumber, ensuring that one leg is flush against the edge and the other leg is perpendicular to it. To mark a straight line, hold the square firmly against the edge of the lumber and use a pencil or a marker to trace along the edge of the square's leg. This will give you a precise guide for making straight cuts or marking measurements. For making angled cuts, such as for roof rafters or stair stringers, the steel square can be used to determine the angle. Position the square on the lumber so that the desired angle aligns with the edge of the square, and mark the line accordingly. Additionally, the steel square can be used for determining squareness and checking for right angles. By placing the square in the corner of two intersecting walls, you can ensure that the corner is perfectly square. If the square fits snugly and the legs align with the walls, then the corner is square. If not, adjustments can be made accordingly. Overall, the steel square is a versatile and essential tool for framing walls, allowing for precise measurements, straight cuts, angled cuts, and ensuring the accuracy of corners.

Q: What are the different markings on a steel square and what do they mean?: A steel square, also known as a framing square or carpenter's square, is a versatile tool used in woodworking and construction. It consists of two arms, a shorter one called the tongue, and a longer one called the blade, joined at a right angle. The markings on a steel square serve various purposes and aid in accurate measurements and layout work. 1. Inch and centimeter markings: One of the primary markings on a steel square is the ruler scale along the blade and tongue. These markings are typically in inches on one side and centimeters on the other. They allow for precise measurements when marking or measuring materials. 2. Degree markings: Steel squares often have degree markings along the blade. These markings help in finding angles when making cuts or determining the slope of a roof or stair stringer. The most common degree markings include 45 degrees, 60 degrees, and 90 degrees. 3. Rise and run markings: The rise and run markings are located on the blade of the steel square and are used for calculating the pitch of a roof or the angle of a stair stringer. These markings provide a quick reference for determining the appropriate measurements. 4. Hip and valley markings: For more advanced carpentry work, steel squares may include hip and valley markings. These markings are typically found on the blade and assist in laying out hip and valley rafters, which are common in roof construction. 5. Scribe markings: Scribe markings are small notches or holes located on the tongue of the steel square. These markings allow for accurate marking of parallel lines or transferring measurements from one surface to another. They are particularly useful when marking the depth of a cut or when aligning materials during layout work. Understanding the different markings on a steel square is essential for accurate measurements and layout work. By utilizing these markings effectively, carpenters and woodworkers can ensure precision and efficiency in their projects.

Q: Can a steel square be used for checking the alignment of wall frames?: Checking the alignment of wall frames can be accomplished using a steel square. Referred to as a framing square or a carpenter's square, a steel square is a versatile tool frequently employed in construction and woodworking. Its structure comprises a long arm and a shorter arm, which intersect at a right angle, forming an "L" shape. To ensure that the corners of wall frames are perfectly square, a steel square can be utilized. By placing the shorter arm against one side of the frame and the longer arm against the adjacent side, one can assess whether the angle measures 90 degrees or necessitates adjustments. Moreover, a steel square serves multiple purposes such as measuring and marking straight lines, ascertaining straightness, and determining surface levelness. Carpenters, builders, and framers regularly rely on this reliable and accurate tool for various construction tasks. In conclusion, the versatility, accuracy, and ability to determine right angles make a steel square an indispensable tool for verifying the alignment of wall frames.

Q: Can a steel square be used for measuring stair angles?: Stair angles can be measured using a steel square, which is also referred to as a framing square or carpenter's square. This versatile tool is commonly utilized by carpenters and woodworkers and comprises a long blade and a shorter tongue that creates a right angle. The blade is often engraved with various measurements and angles, enabling its suitability for a wide array of applications, including stair angle measurement. By positioning the steel square against the stair tread's edge and aligning it with the riser, one can effortlessly ascertain the stair's angle. The steel square's reliability, accuracy, and stability make it an excellent choice for measuring stair angles, guaranteeing precise and consistent outcomes during stair construction and installation.

Q: What are some common uses for a steel square in box joint construction?: A steel square is commonly used in box joint construction for tasks such as measuring and marking right angles, checking for squareness, and ensuring accurate and precise cuts. It is also used to align and join pieces together, ensuring a tight and strong joint.

Q: Can a steel square be used for tile layout?: Yes, a steel square can be used for tile layout. A steel square, also known as a framing square or a carpenter's square, is a versatile tool that can be used for a variety of layout tasks, including marking right angles and checking for squareness. When it comes to tile layout, a steel square can be used to ensure that the tiles are laid out in straight lines and at perfect right angles. It can be used to measure and mark the starting point for tile installation, as well as to check if the tiles are properly aligned and square during the installation process. However, it is important to note that a steel square should be used in conjunction with other tile layout tools, such as a chalk line or a laser level, to ensure accurate and precise tile installation.

Q: How do you use a steel square to mark cutting lines?: Before using a steel square to mark cutting lines, it is important to ensure that the square is clean and devoid of any debris or dirt. After that, position the square against the material you wish to cut, ensuring that the edge of the square aligns with the desired cutting line. Then, firmly hold the square in place and utilize either a pencil or a scribe to mark the cutting line along the edge of the square. Make sure to exert enough pressure to leave a visible mark, but avoid applying excessive force that may damage the material. If you need to mark multiple cutting lines that are parallel to each other, you can employ the square's measurement marks or the heel of the square. Align the desired measurement mark or the heel of the square with the previous marking, and repeat the process to generate evenly spaced cutting lines. Subsequently, once you have marked all the necessary cutting lines, it is crucial to double-check their accuracy before proceeding with the cutting process. Taking your time and being precise when using a steel square to mark cutting lines is essential to ensure precise and clean cuts.

Q: How do you use a steel square for creating accurate lap joints?: Achieving precise and accurate lap joints can be accomplished by following these steps with the assistance of a steel square: 1. Select a steel square of the appropriate size that matches the dimensions of your desired lap joint. Various sizes are available, such as 6 inches, 12 inches, or 24 inches, so choose one that suits your project. 2. Measure the length of the lap joint on the board or material you are working with. Utilize a tape measure to ensure precise measurements. 3. Place the steel square at one end of the material, ensuring it is aligned with the edge. Make certain that the square is flush against both the end and side of the material. 4. Securely hold the steel square in place with one hand while using a pencil or marking tool to trace along the inside edge of the square onto the material. This will generate a straight line representing the width of the lap joint. 5. Repeat the process on the other piece of material that will form the other half of the lap joint. Ensure accurate and consistent markings on both pieces. 6. Employ a saw or another cutting tool to carefully cut along the marked lines on both pieces of material. Take your time to guarantee a clean and precise cut, as this will determine the quality of the lap joint. 7. Once the cuts have been made, test fit the two pieces together to verify their accuracy. They should fit snugly and create a flush joint when assembled. If adjustments are necessary, utilize a file or sandpaper to eliminate any excess material until the fit is flawless. 8. Apply an appropriate adhesive or fasteners to securely fasten the lap joint, following the instructions provided with the chosen method of joining. By utilizing a steel square as a guide, you can ensure the precision and alignment of your lap joints, resulting in sturdy and aesthetically pleasing finished projects.

Q: What are some common safety precautions to follow when using a steel square?: Some common safety precautions to follow when using a steel square include wearing appropriate personal protective equipment (such as safety glasses and gloves), properly securing the workpiece, ensuring the steel square is clean and in good condition, using the square on a stable and level surface, and being cautious of sharp edges. It is also important to handle the steel square with care to avoid injury, and to follow any specific safety guidelines provided by the manufacturer.

Q: How do you use a steel square to find the center of a square?: To find the center of a square using a steel square, place the square diagonally across the corners of the square. Then, draw lines connecting the midpoints of opposite sides of the square. The point where these lines intersect is the center of the square.

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