Hot rolled steel flat bar for construction made in China
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 10000 m.t.
- Supply Capability:
- 10000 m.t./month
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Product Description:
OKorder is offering Hot rolled steel flat bar for construction made in China at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Hot rolled steel flat bar for construction made in China are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.
Product Advantages:
OKorder's Hot rolled steel flat bar for construction made in China are durable, strong, and resist corrosion.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Corrosion resistance
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Product Specifications:
-Standard: GB,
-Grade: Q195 or equivalent.
-Chemical Composition:
Standard | Grade | Element (%) | ||||
GB | Q195 | C | Mn | S | P | Si |
0.06~0.12 | 0.25~0.50 | ≤0.050 | ≤0.045 | ≤0.30 | ||
Measures of HR Square Bar (small measures):
(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 |
> 25 | 3~9 | |
Steel of high quality | All measure | 2~6 |
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.
FAQ:
Q1: How do we guarantee the quality of our products?
A1: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.
Q2: Can stainless steel rust?
A2: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.
- Q: How do you use a steel square for marking roof valley angles?
- To use a steel square for marking roof valley angles, you would first locate the valley centerline and place the square on the roof surface, aligning one edge with the centerline. Next, adjust the square until the desired roof pitch or angle is achieved. Once aligned, use a pencil or marker to trace along the square's edge, marking the angle onto the roof surface.
- Q: How do you use a steel square to measure and mark 60-degree angles?
- To use a steel square to measure and mark 60-degree angles, you can follow these steps: 1. Ensure that your steel square is clean and free from any dirt or debris that could affect the accuracy of your measurements. 2. Identify the 45-degree angle on your steel square. This is typically marked as a right angle (90 degrees) with an additional line running diagonally through it. 3. Place the steel square on your workpiece or material, aligning one edge of the square with the edge of the material. 4. Rotate the square until the 45-degree angle is aligned with the edge of the material. This will create a 45-degree angle from the edge of the material. 5. To create a 60-degree angle, you need to mark a point that is 15 degrees away from the 45-degree angle. 6. Using a protractor or any other measuring tool, measure 15 degrees from the 45-degree angle in the direction you want your 60-degree angle to be. 7. Once you have identified the 15-degree point, make a small mark on your material at that location. 8. Connect the mark you made to the edge of the material using a straight edge or ruler. This line will represent your 60-degree angle. 9. Double-check your measurements and markings to ensure accuracy. By following these steps, you can effectively use a steel square to measure and mark 60-degree angles. It is important to note that practice and precision are key to achieving accurate results when working with angles.
- Q: How do you use a steel square for creating precise dado cuts?
- To use a steel square for creating precise dado cuts, you need to follow a few steps. First, ensure that your steel square is clean and free from any rust or debris that could affect its accuracy. Next, mark the precise location of the dado cut on your workpiece using a pencil or marking knife. Make sure to measure and mark the width and depth of the dado accurately. Now, place the steel square on the marked line, aligning one edge of the square with the edge of your workpiece. Ensure that the square is held firmly against the workpiece to prevent any movement. With the steel square in position, use a sharp utility knife or chisel to score along the edge of the square, marking the entire length of the dado. This scoring helps define the boundaries of the dado and provides a guide for the subsequent steps. Once the scoring is complete, remove the steel square and use a saw or router to cut along the scored line, ensuring that the blade or bit stays within the marked boundaries. Take your time and make slow, controlled cuts to maintain precision. After the dado has been cut, use a chisel or router to remove any excess material within the dado, ensuring that it matches the desired width and depth. You can use the steel square again to check the accuracy of the final cut. Remember to always prioritize safety when working with tools and follow the manufacturer's instructions for the specific tools you are using. Practice and patience are essential in achieving precise dado cuts, so don't rush the process and take your time to ensure accuracy.
- Q: Can a steel square be used for foundation leveling?
- Foundation leveling can be achieved with the use of a steel square. A steel square is a versatile tool commonly found in construction and carpentry, serving various purposes such as measuring, marking, and ensuring precision. In the context of foundation leveling, a steel square can be employed to assess the levelness and alignment of the foundation walls or footings. By placing the steel square against the foundation surface and employing a level, one can determine whether the foundation is straight and level or if adjustments are necessary. However, it is essential to acknowledge that although a steel square can provide a general indication of the foundation's levelness, more accurate leveling measurements often require the utilization of tools like laser levels or transit levels.
- Q: Can a steel square be used for measuring pipe fittings?
- Indeed, pipe fittings can be measured using a steel square. By utilizing the straight edges of the square, one can guarantee that the fittings are perfectly perpendicular to one another. Furthermore, the square's 90-degree angle can be employed to confirm the correctness of the fitting's angles and ensure their proper alignment. Nevertheless, it is crucial to acknowledge that when precise measurements are required, or when factoring in possible discrepancies in pipe or fitting thickness, it may be more suitable to employ specialized measuring instruments like calipers or tape measures.
- Q: How do you use a steel square to determine the width of a board?
- To use a steel square to determine the width of a board, there are a few simple steps to follow. First, ensure that the steel square is clean and free from any debris or rust. This will help ensure accurate measurements. Next, place the steel square against one side of the board, aligning it so that one edge of the square is flush against the edge of the board. Hold the square firmly in place and look at the markings on the square. The steel square typically has measurements marked in inches on one side and in centimeters on the other side. Find the marking on the square that corresponds to the width you are trying to determine. For example, if you want to find the width of the board in inches, locate the appropriate inch marking on the square. Once you have located the correct marking, look at the opposite side of the square where it meets the other edge of the board. This point will indicate the width of the board. Take note of the measurement and record it if necessary. Repeat this process on different sections of the board to ensure accuracy, as boards can sometimes have slight variations in width. By using a steel square in this way, you can easily determine the width of a board with precision and accuracy.
- Q: What are some common mistakes to avoid when reading measurements on a steel square?
- Some common mistakes to avoid when reading measurements on a steel square include misinterpreting the markings or graduations, not aligning the square properly with the object being measured, failing to account for any wear or damage on the square, and not using the appropriate side or edge for the specific measurement required.
- Q: How do you use a steel square to lay out a sliding dovetail joint?
- To use a steel square to lay out a sliding dovetail joint, follow these steps: 1. Measure and mark the thickness of the sliding dovetail joint on the board that will receive the joint. 2. Determine the desired angle for the dovetail joint and set the steel square accordingly. 3. Align the steel square's long edge with the previously marked thickness line on the board. 4. Use the square's short edge to mark the angled shoulder line of the dovetail joint on the board. 5. Repeat steps 3 and 4 on the other side of the board to mark the shoulder line for the other half of the joint. 6. Measure and mark the depth of the dovetail joint on the end of the board that will fit into the joint. 7. Using the steel square, mark the angled dovetail line from the previously marked depth line to the shoulder line on both sides of the board. 8. Repeat steps 6 and 7 on the other side of the board to mark the dovetail lines for the other half of the joint. By following these steps and using a steel square, you can accurately lay out a sliding dovetail joint on your woodworking project.
- Q: How do you use a steel square to ensure the correct angle for a lap joint?
- To achieve the appropriate angle for a lap joint, adhere to the following steps: 1. Begin by determining the desired angle for the lap joint, which will depend on the specific project or design requirements. 2. Place one piece of the material designated for the lap joint on a level surface. 3. Position the steel square on the material's edge, with one arm resting on the surface and the other arm extending vertically. 4. Adjust the angle of the square by rotating it until the desired angle for the lap joint is attained. Ensure that the square's arms align with the material's edges. 5. Once the correct angle is established, firmly grip the square with one hand to secure it in place. 6. Take the second piece of material intended for the lap joint and align its edge with the vertical arm of the steel square. 7. Carefully mark the angle on the second piece of material using a pencil or marking tool. This guarantees that both pieces of material will be cut or joined at the accurate angle for the lap joint. 8. Repeat this procedure for any additional lap joints that necessitate creation. By employing a steel square in this manner, you can guarantee the correct angle for a lap joint, which is vital for constructing sturdy and precise connections between material pieces.
- Q: How do you use a steel square to measure and mark 45-degree angles?
- To use a steel square to measure and mark 45-degree angles, follow these steps: 1. Start by placing the steel square on the material you want to mark the angle on. Ensure that one of the edges of the square is aligned with the edge of the material. 2. Locate the 45-degree angle on the steel square. This is typically marked as a diagonal line that intersects the 90-degree angle. 3. Position the steel square so that the diagonal line representing the 45-degree angle aligns with the edge of the material. Make sure that the other edge of the square is parallel to the opposite edge of the material. 4. Once the steel square is properly aligned, use a pencil or a scribe to mark the material along the edge of the square. 5. To ensure accuracy and precision, it is recommended to mark the angle on both sides of the material. This can be done by flipping the steel square and repeating the process on the opposite side. By following these steps, you can effectively use a steel square to measure and mark 45-degree angles with accuracy and consistency.
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Hot rolled steel flat bar for construction made in China
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 10000 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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