Steel Square Bar With Chemical Element Boro

Steel Square Bar With Chemical Element Boro

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 10000 m.t./month

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Product Description

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.

Specifications

-Standard: GB,

-Grade: Q195/Q235 or equivalent.

-Chemical Composition:

Standard	Grade	Element (%)
Standard	Grade	C	Mn	S	P	Si
GB	Q195	0.06~0.12	0.25~0.50	≤0.050	≤0.045	≤0.30
GB	Q235B	0.12~0.20	0.30~0.70	≤0.045	≤0.045	≤0.30

-Mechanical Properties:

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

Measures (Big measures):

(Section of Hot-rolled Square Steel Bar)

-Length of a side and Theoretical weight of Square Bar (Big measures).

Length of a side(mm)	Theoretical weight(kg/m)	Length of a side(mm)	Theoretical weight(kg/m)
53	22.05	80	50.24
56	24.61	85	56.72
60	28.26	90	63.59
63	31.16	95	70.85
70	38.49	100	78.50
75	44.16

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: a(length of a side) * a * 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

-The Square Steel is normally used as structure steel.

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

-Row material for steel pipes.

Packaging & Delivery

-Packing Detail:

1, The products can be packed in bundles by steel wires.

2, The weight of each bundle no exceed normally 3 tons.

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

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

Payment:

-Invoicing on theoretical weight or actual weight as customer’s request.

-FOB, CFR or CIF.

-Regular terms of payment:

1, 30% payment in advance, the remaining balance (70% payment) against the copy of B/L.

2, 30% payment in advance, the remaining balance (70% L/C) against the copy of B/L.

3, Negotiable.

-The payment terms will be written in contraction detailed.

Q:How do you use a steel square to create dovetail joints?: To use a steel square to create dovetail joints, you will need a few additional tools such as a marking gauge, a chisel, a mallet, and a dovetail saw. 1. Start by marking out the tails on the end grain of the board that you want to create the dovetail joint on. Use the steel square to ensure the lines are at a 90-degree angle to the face of the board. 2. Next, set the marking gauge to the desired width of the tails and use it to scribe lines across the face grain of the board. The steel square can help you ensure the lines are perpendicular to the face. 3. Now, using the dovetail saw, carefully cut along the scribed lines on the face grain. The steel square can be used to guide the saw to maintain a straight and square cut. 4. Once the tails are cut, use the steel square to transfer the shape of the tails onto the board that will receive the dovetail joint. Hold the square against the tails and trace along the edges to mark the corresponding pins. 5. With the pins marked, use the marking gauge to scribe lines across the face grain of the receiving board. Again, make sure the lines are at a 90-degree angle to the face using the steel square. 6. Now, carefully cut along the scribed lines on the receiving board using the dovetail saw. Make sure to cut just outside the lines to leave room for fitting the joint together. 7. After cutting the pins, you can use a chisel and mallet to remove the waste material between the pins. The steel square can help you ensure the chisel is held perpendicular to the face to create clean and accurate cuts. 8. Finally, test fit the joint by assembling the tails into the pins. If any adjustments are needed, use the chisel and mallet to carefully remove excess material until the joint fits tightly and securely. Remember to always work with caution and precision when using any tools, especially sharp ones. Practice on scrap wood before attempting dovetail joints on your actual project to gain confidence and improve your skills.

Q:How do you use a steel square to find the correct angle for a miter joint?: To use a steel square to find the correct angle for a miter joint, you can place the square against the edge of the material you are working with, ensuring that one arm of the square is aligned with the edge. Then, rotate the material until the desired angle is achieved and mark the position. This angle can be used as a guide for cutting and assembling the miter joint accurately.

Q:Can a steel square be used for checking the alignment of a table saw fence?: Indeed, the alignment of a table saw fence can be verified using a steel square. Versatile in nature, a steel square is commonly employed to ascertain the accuracy and squareness of numerous woodworking tools and projects. In the case of examining the alignment of a table saw fence, it is possible to position a steel square against both the fence and the saw blade, guaranteeing their parallelism. By utilizing the steel square as a point of reference, any deviations or misalignments can be effortlessly identified and rectified. Regularly inspecting the alignment of a table saw fence is of utmost importance to ensure precise and accurate cuts, and a steel square serves as a dependable instrument for this purpose.

Q:How do you use a steel square for creating accurate half-lap joints?: For achieving precise half-lap joints, follow these steps by utilizing a steel square: 1. Begin by measuring and marking the desired dimensions of the half-lap joint on the wooden pieces that will be joined together. It is crucial to ensure that the marks are accurate and properly aligned. 2. Place the steel square on the edge of one of the wooden pieces, aligning one of its edges with the wood's edge. It is important to hold the square firmly in its position. 3. Employ a pencil or marking knife to trace along the inner edge of the square onto the wood. This action will transfer the square's 90-degree angle onto the wood, which is essential for creating a precise half-lap joint. 4. Repeat the aforementioned tracing process on the other wooden piece that will be involved in the half-lap joint. Be certain that the marks align with those on the first piece of wood. 5. Now, utilizing a saw, carefully cut along the marked lines on both wooden pieces. It is imperative to stay as close to the marked lines as possible to guarantee a tight and accurate fit for the half-lap joint. 6. Once the cuts are completed, test-fit the two wooden pieces together. They should fit snugly, resulting in a seamless joint. If necessary, make slight adjustments using a chisel or sandpaper to achieve a flawless fit. By utilizing a steel square, one can guarantee accurately marked and cut half-lap joints, leading to strong and precise connections between the wooden pieces.

Q:How do you use a steel square to find the length of a diagonal brace?: To use a steel square to find the length of a diagonal brace, you can place one side of the square against the horizontal brace and align the other side with the vertical brace. Next, measure the distance between the square and the point where the two braces intersect. This measurement will provide the length of the diagonal brace.

Q:Can a steel square be used for metalworking?: Yes, a steel square can be used for metalworking. Steel squares are commonly used in metalworking to measure and mark angles, ensure accurate cuts, and check the squareness of corners. They are versatile tools that are widely used by metalworkers for various tasks such as layout work, welding, and fabrication processes.

Q:Can a steel square be used for making 90-degree corners?: A 90-degree corner can be made using a steel square. The steel square, also called a framing square or carpenter's square, is a versatile tool that is commonly used in woodworking and construction. It consists of two arms, one long and one short, which are joined at a 90-degree angle. Typically, the long arm measures 24 inches while the short arm measures 16 inches. The squareness of the tool's arms enables accurate measurement and marking of 90-degree angles. By aligning the long arm with one edge of a material and the short arm with another edge, you can ensure that the two edges meet perfectly at a right angle, thus forming a 90-degree corner. The steel square is a dependable and widely utilized tool for creating precise corners in various applications.

Q:How do you use a steel square to measure the height of a shelf?: In order to measure the height of a shelf using a steel square, it is necessary to confirm that the shelf is level and perpendicular to the floor. Begin by placing the steel square vertically against the side of the shelf, aligning one edge of the square with the bottom of the shelf. Maintain a steady grip on the square and extend it upwards until the other edge of the square meets the top of the shelf. It is important to ensure that the square remains perfectly vertical and is not tilted in any direction. Once the square is properly positioned, observe the markings on the vertical side of the square. These markings correspond to measurements in inches or centimeters. Identify the marking that aligns with the top of the shelf. The measurement indicated by this marking represents the height of the shelf. Make a note of this measurement or utilize a pencil to mark it on the side of the shelf for future reference, if necessary. By employing a steel square, a precise and accurate measurement is attained, thereby guaranteeing the correct measurement of the shelf's height.

Q:What are some common uses for a steel square in cabinet making?: A steel square, also known as a combination square, is a versatile tool that finds various applications in cabinet making. Here are some common uses for a steel square in cabinet making: 1. Measuring and marking: A steel square is ideal for measuring and marking straight lines, right angles, and other angles accurately. It helps in ensuring precise dimensions for cabinet components like shelves, doors, and panels. 2. Checking for squareness: Cabinet construction requires accurate right angles to ensure the proper alignment and stability of the structure. A steel square is used to check if corners and joints are perfectly square, allowing for adjustments if necessary. 3. Layouts and cuttings: The steel square is helpful in laying out and marking cut lines on materials such as plywood or lumber. It aids in establishing accurate reference points for cutting cabinet parts, ensuring they fit together seamlessly. 4. Marking out joinery: Joinery techniques like dovetail, mortise and tenon, or box joints require precise measurements and markings. A steel square assists in marking out these joints accurately, resulting in strong and well-fitted connections. 5. Positioning hardware: Steel squares can be utilized for positioning hardware such as hinges, drawer slides, or handles. By aligning the square with the cabinet's edges and corners, it helps in ensuring consistent and proper placement of hardware elements. 6. Checking for flatness: A steel square can be used to verify the flatness of cabinet surfaces, such as tabletops or cabinet doors. By placing the square against the surface, any gaps or irregularities can be detected, allowing for adjustments or corrections. Overall, a steel square is an indispensable tool in cabinet making. Its ability to measure, mark, check for squareness, and aid in various layout tasks makes it an essential companion for cabinet makers, ensuring precision and accuracy in their work.

Q:How do you use a steel square for marking and layout tasks?: To use a steel square for marking and layout tasks, you need to position it against the edge of the material you want to mark or measure. Align the square's long edge with the material's edge, ensuring it stays flush. Then, use a pencil or scribe to mark along the square's edge, providing precise and accurate measurements and angles. The square's various markings and notches can also be utilized for specific layout tasks, such as determining right angles or measuring lengths. Overall, the steel square is a versatile tool for achieving precise markings and layouts in woodworking, metalworking, and other related tasks.

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