Hot rolled steel bar

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

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Product Description

The Detail of Product

Name:	steel billets
LENGTH:	6 meter to 12 meter (+ 50mm)
Size:	100100, 120120, 150150, 200200
Grade:	3SP,5SP,Q235,20MnSi.
Shape:	Square, Round
Technique:	Hot-Rolled
Standard:	ASTM/GB
BENDING	No more than 5mm in 1 meter No more than 30mm in 6 meter No more than 60mm in 12 meter
ANGULAR TWIST	No more than 1 degree per meter and not more than 6 degree over 12 meter length.
Chemical composition	C, Si, Mn, P, S, N, etc

Chemical Properties

Size	6060/9090/100100/120120/150*150
Length	6000mm-12000mm
Standard	GB
Applicaton	To produce bars or other applications
Grade	Q195/Q235/Q275/3SP/5SP/20MnSi
Packing terms	TT/LC
Package	Mill's standard packing or as client's requirment
Delivery time	Within 10-30 days after receiving the deposit or LC

Chemical Comosition

Standard	C(%)	Mn(%)	S(%)	P(%)	Si(%)
Q195	≤0.12	≤0.50	≤0.040	≤0.035	≤0.30
Q235	≤0.20	≤1.40	≤0.045	≤0.045	≤0.35
Q275	≤0.22	≤1.50	≤0.045	≤0.045	≤0.35
20MnSi	0.17-0.25	1.2-1.6	≤ 0.050	≤ 0.050	0.40-0.80
3SP	0.14-0.22	0.40-0.85	≤ 0.050	≤ 0.040	0.05-0.15
5SP	0.28-0.37	0.50-1.00	≤ 0.050	≤ 0.040	0.15-0.30

Q: Can a steel square be used for marking out bridle joints?: Yes, a steel square can be used for marking out bridle joints.

Q: How do you use a steel square to measure and mark 118.125-degree angles?: In order to measure and mark a 118.125-degree angle using a steel square, the following steps should be followed: 1. Begin by aligning the blade, which is the long edge of the square, with one side of the desired angle. It is important to make sure the edge of the blade is flush with the side of the angle. 2. Proceed by rotating the square until the blade aligns with the other side of the angle. Throughout this step, the blade must remain flush with the side. 3. Take note of the angle indicated on the square's scale. Most steel squares have a protractor scale on the blade, allowing for the measurement of the angle formed between the two sides. 4. If your steel square lacks a protractor scale, a combination of the square's 90-degree edge and a separate protractor can be used. Align the square's 90-degree edge with one side of the angle, and then employ the protractor to measure and mark the remaining 28.125-degree angle. Remember to exercise precision when aligning the square and measuring the angle to ensure accurate outcomes.

Q: Can a steel square be used for checking the squareness of a disc sander table?: No, a steel square cannot be used for checking the squareness of a disc sander table. A steel square is designed to measure and check right angles on flat surfaces, whereas a disc sander table is curved and not flat. To accurately check the squareness of a disc sander table, a precision square or a specialized tool specifically designed for curved surfaces should be used.

Q: Can a steel square be used for checking the squareness of a table saw blade?: No, a steel square cannot be used for checking the squareness of a table saw blade. While a steel square is a useful tool for measuring right angles and checking the squareness of various objects, it is not designed to accurately measure the squareness of a rotating saw blade. To ensure the table saw blade is square, it is recommended to use a specialized tool called a dial indicator or a specifically designed square gauge for table saws. These tools provide precise measurements and can be calibrated to accurately check the squareness of the blade. They are designed to handle the rotational movement of the blade and provide accurate readings. Using an incorrect tool like a steel square may lead to inaccurate measurements, which can result in improper cuts and compromised woodworking projects. Therefore, it is crucial to use the appropriate tools and techniques recommended by the manufacturer to ensure the table saw blade is properly aligned and square.

Q: Can a steel square be used for checking the plumbness of a support post?: No, a steel square is not typically used for checking the plumbness of a support post. A steel square, also known as a framing square, is primarily used in carpentry and woodworking for measuring angles and making square cuts. It consists of a long arm and a shorter arm that meet at a right angle, forming an "L" shape. To check the plumbness of a support post, a level is the more appropriate tool. A level is specifically designed for ensuring vertical alignment and determining if an object is perfectly plumb. It typically consists of a long, straight body with a bubble vial filled with liquid and an air bubble. When the bubble is centered between the two lines in the vial, it indicates that the object is perfectly vertical or plumb. Using a steel square to check the plumbness of a support post may not provide accurate results, as it is not specifically designed for that purpose. It is always recommended to use the appropriate tools for the task at hand to ensure accurate measurements and results.

Q: Can a steel square be used for checking the flatness of a countertop joint?: No, a steel square cannot be used for checking the flatness of a countertop joint. A steel square is a right-angle measuring tool primarily used for marking and checking squareness. It is not designed to accurately measure the flatness or levelness of a surface. To check the flatness of a countertop joint, a straightedge or a precision level would be more appropriate tools.

Q: How do you use a steel square to create scarf joints?: To use a steel square to create scarf joints, you will need to follow a few steps. First, determine the angle at which you want the joint to be cut. This can be done by measuring the desired angle with a protractor or by using the angles marked on the steel square itself. Once you have determined the angle, place the steel square on the edge of the wood piece that you want to cut. Make sure that the square is aligned with the edge and the angle you have chosen. Next, use a pencil or a marking knife to trace along the edge of the steel square, marking the desired angle onto the wood. This will serve as a guide for your cut. Using a saw, carefully cut along the marked line, following the angle you have chosen. Take your time to ensure a precise cut and use a steady hand to maintain the angle throughout the cut. After the cut is complete, you should have two wood pieces with matching scarf joints. These joints are commonly used in woodworking for joining two pieces of wood end to end, creating a stronger joint than a simple butt joint. It is important to note that scarf joints require both precision and practice to achieve a seamless and strong joint. So, take your time, measure accurately, and practice your cutting skills to create the best possible scarf joint using a steel square.

Q: What are some common materials used in the construction of a steel square?: Some common materials used in the construction of a steel square include stainless steel, carbon steel, and aluminum.

Q: How do you use a steel square to determine the angle of a compound fluting cut?: To use a steel square to determine the angle of a compound fluting cut, first, place the steel square against the edge of the material you are working on. Then, align one side of the square with the edge of the material and the other side with the desired angle of the fluting cut. By measuring the angle formed by the edge of the material and the steel square, you can determine the angle of the compound fluting cut.

Q: How do you use a steel square to measure and mark 16.875-degree angles?: To measure and mark angles of 16.875 degrees using a steel square, follow these instructions: 1. Begin by selecting the side of the steel square that will serve as your reference. Typically, the long side called the blade is the most precise for angle measurements. 2. Place the steel square on a level surface or workbench, ensuring proper alignment. 3. Identify the 90-degree angle on the steel square, usually indicated by a right angle symbol. This will be your starting point. 4. Locate the 45-degree angle on the steel square, typically marked by a diagonal line or a 45° symbol. 5. To measure and mark a 16.875-degree angle, you will need to find the midpoint between the 45-degree and 90-degree angles. Since 16.875 degrees is less than half of 45 degrees, it will be closer to the 90-degree angle. 6. Align the blade of the steel square between the 45-degree and 90-degree angles, ensuring it runs parallel to both lines. 7. Once the blade is correctly aligned, make a mark or draw a line at the point where it intersects with the steel square. 8. This mark or line will represent a 16.875-degree angle when utilized in your project or measurement. Always verify your measurements and employ appropriate tools for accuracy. A protractor or angle finder may also be useful in confirming the precision of your marked angle.

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