12mm*1.13kg/m square bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 100000 m.t./month
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Product Description:
Product Description:
We offer Square Steel Bar with grade Q195 / Q235
Specifications of Square Steel Bar:
-Standard: GB,
-Grade: Q195/Q235 or equivalent.
Chemical Composition:
-Chemical Composition. Q195
Standard | Grade | Element (%) | ||||
GB | Q195 | C | Mn | S | P | Si |
0.06~0.12 | 0.25~0.50 | ≤0.050 | ≤0.045 | ≤0.30 | ||
-Chemical Composition. Q235
Standard | Grade | Element (%) | ||||
GB | Q235B | C | Mn | S | P | Si |
0.12~0.20 | 0.30~0.70 | ≤0.045 | ≤0.045 | ≤0.30 | ||
Measures and Tolerances of Square Steel Bar:
(The section of Square Steel Bar)
-The length of a side and the theoretical weight of Square Steel.
Length of a side(a, mm) | Theoretical weight(kg/m) | Length of a side(a, mm) | Theoretical weight(kg/m) |
6 | 0.283 | 32 | 8.04 |
7 | 0.385 | ＊33 | 8.55 |
8 | 0.502 | 34 | 9.07 |
9 | 0.636 | ＊35 | 9.62 |
10 | 0.785 | 36 | 10.17 |
11 | 0.950 | 38 | 11.24 |
12 | 1.13 | 40 | 12.56 |
13 | 1.33 | 42 | 13.85 |
14 | 1.54 | 45 | 15.90 |
15 | 1.77 | 48 | 18.09 |
16 | 2.01 | 50 | 19.63 |
17 | 2.27 | 53 | 22.05 |
18 | 2.54 | ＊55 | 23.6 |
19 | 2.82 | 56 | 24.61 |
20 | 3.14 | ＊58 | 26.4 |
21 | 3.46 | 60 | 28.26 |
22 | 3.80 | 63 | 31.16 |
＊23 | 4.15 | ＊65 | 33.17 |
24 | 4.52 | ＊68 | 36.3 |
25 | 4.91 | 79 | 38.49 |
26 | 5.30 | 75 | 44.16 |
＊27 | 5.72 | 80 | 50.24 |
28 | 6.15 | 85 | 56.72 |
＊29 | 6.60 | 90 | 63.59 |
30 | 7.06 | 95 | 70.85 |
＊31 | 7.54 | 100 | 78.50 |
Notes:
1, The theoretical weights in the list, base on the density of 7.85 g/cm3.
2, The numbers with ＊mean that they are not regulars or we don’t offer them.
-The allowed tolerance of Square Steel:
Length of a side(mm) | Allowed Tolerance | ||
Group1 | Group2 | Group3 | |
5.5～7 | ±0.20 | ±0.30 | ±0.40 |
7～20 | ±0.25 | ±0.35 | ±0.40 |
20～30 | ±0.30 | ±0.40 | ±0.50 |
30～50 | ±0.40 | ±0.50 | ±0.60 |
60～80 | ±0.60 | ±0.70 | ±0.80 |
80～110 | ±0.90 | ±1.0 | ±1.1 |
110～150 | ±1.2 | ±1.3 | ±1.1 |
150～190 | ―― | ―― | ±2.0 |
190～250 | ―― | ―― | ±2.5 |
Usage/Applications of Steel Square Bar:
-The Square Steel is normally used as structure steel.
-Row material for other structure steel like steel angles, channels, I-beams, H-beams, etc…
Packaging & Delivery of Steel Square Bar:
-Packing Detail: The products can be packed in bundles by steel wires.
-Marks:
1, Tag marks: the tag marks will be tied up to each bundle of the products. The information is usually including supplier’s logo and name, product name, made in China, products’ specifications, the painted color and other information requested by customers.
2, Color marks: we will paint both ends of the bundles of these products to make sure that they are more evident. It’s will be more convenient for the customers to distinguish them at the destination port.
-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 usually are transported to the nearest port from the production place.
Payment:
-Invoicing on theoretical weight or actual weight a s 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.
- Q: How do you use a steel square to determine the length of a rafter?
- To use a steel square to determine the length of a rafter, you will need to follow these steps: 1. Lay the steel square on a flat surface with the long side (blade) facing towards you and the shorter side (tongue) pointing away from you. 2. Position the square so that the tongue rests against the edge of the rafter board, ensuring it is flush against the edge. 3. Slide the square along the rafter until the desired length is reached. This will be the distance from the peak of the roof to the outer edge of the rafter where it will be cut. 4. Once the square is in the correct position, make sure it is securely held in place by pressing down on it with one hand. 5. With your other hand, use a pencil or marker to mark the edge of the square at the desired length on the rafter board. This mark will indicate where the rafter should be cut. 6. Remove the square from the rafter board and double-check the marked length to ensure accuracy. 7. Finally, using a saw or appropriate cutting tool, cut the rafter along the marked line. Using a steel square in this manner allows you to easily determine and mark the length of a rafter accurately. The steel square provides a straight edge and a right angle, making it a useful tool in carpentry and roofing projects.
- Q: Can a steel square be used for setting up a scroll saw?
- No, a steel square cannot be used for setting up a scroll saw. A steel square is primarily used for checking right angles and measuring angles on woodworking projects. To set up a scroll saw, one would typically use a combination of measuring tools, such as a ruler, protractor, and adjustable square, along with adjusting the saw's table and blade tension for precise cutting.
- Q: Can a steel square be used for fence post layout and installation?
- Fence post layout and installation can be accomplished using a steel square. This versatile tool, also known as a framing square or carpenter's square, is commonly made of steel and consists of a long arm and a shorter arm meeting at a 90-degree angle. To utilize a steel square for fence post layout, begin by determining the desired post locations and marking them on the ground. Then, employ the long arm of the square to guarantee precise alignment by placing it along the marked positions and adjusting as necessary. The 90-degree angle of the steel square ensures that the posts are perpendicular to the ground, resulting in a straight and level fence line. During installation, the steel square can also be utilized to assess the vertical alignment of the fence posts. By placing the square against the side of the posts, it becomes possible to verify if they are plumb or if adjustments are required. This step is crucial for ensuring the fence's stability and durability. In conclusion, a steel square is a dependable and precise tool for fence post layout and installation. Its 90-degree angle and straight edges make it ideal for guaranteeing proper alignment and perpendicularity of the posts, resulting in a well-built and visually appealing fence.
- Q: How do you use a steel square to ensure the correct angle for a mortise and tenon joint?
- To ensure the correct angle for a mortise and tenon joint using a steel square, you can follow these steps: 1. Start by marking the desired angle on the workpiece. This can be done by using a protractor or by referencing another piece with the desired angle. 2. Place the steel square against the edge of the workpiece, aligning one side of the square with the marked angle. 3. Hold the square firmly in place and use a pencil or marking knife to trace along the other side of the square. 4. Repeat this process on both the mortise and tenon pieces to ensure accurate alignment. By using a steel square in this manner, you can ensure that the angle for your mortise and tenon joint is correct, resulting in a strong and precise connection.
- Q: What are the measurements on a steel square?
- The measurements on a steel square typically include a straight edge measuring 24 inches, a centering head, a protractor, and a ruler with both metric and imperial measurements.
- Q: How do you use a steel square to measure and mark out angled cuts?
- To use a steel square to measure and mark out angled cuts, you will need to follow a few steps: 1. First, ensure that your steel square is clean and free from any dirt or debris to ensure accurate measurements. 2. Identify the angle you need to cut. The steel square typically has two arms, a longer one known as the blade, and a shorter one called the tongue. The blade is usually marked with various angles, such as 45 degrees or 90 degrees. 3. Align the blade of the steel square with the edge of the material you are working with. This edge should be perpendicular to the blade. 4. Once the blade is aligned, extend the tongue of the steel square along the material, making sure it overlaps the edge you want to cut at the desired angle. The tongue should form a straight line with the blade. 5. Use a pencil or a sharp object to mark the edge of the material along the tongue of the steel square. This mark will indicate the angle at which you need to make the cut. 6. Double-check your measurements and marks before proceeding with the cut to ensure accuracy. It is always better to measure twice and cut once. 7. Finally, use a suitable cutting tool, such as a saw or a power tool, to make the angled cut along the marked line. Remember to always exercise caution while working with sharp tools and follow appropriate safety measures to avoid injuries.
- Q: How do you use a steel square to check for squareness?
- To use a steel square to check for squareness, you can follow these steps: 1. Place the steel square against one edge of the object or surface you want to check for squareness. 2. Ensure that one arm of the square is touching the edge of the surface, while the other arm is pointing towards the interior of the object. 3. Take a careful look at the gap between the interior arm of the square and the adjacent edge of the object. 4. If the gap is consistent and parallel along the entire length of the square, then the object or surface is square. 5. However, if the gap widens or narrows along any part of the square, then the object or surface is not square and will require adjustment.
- Q: How do you use a steel square to measure and mark 101.25-degree angles?
- To measure and mark a 101.25-degree angle using a steel square, you would typically start by aligning one edge of the square against the reference line or surface. Then, rotate the square until the desired angle (101.25 degrees) aligns with the other edge of the square. Once the square is properly positioned, you can use a pencil or scribe to mark the angle on the material.
- Q: Can a steel square be used for checking the squareness of a door frame?
- The squareness of a door frame can indeed be checked using a steel square. A steel square, also referred to as a framing square or carpenter's square, is a versatile tool commonly employed in construction and woodworking. With its 90-degree angle, it aids in determining whether something is square or perpendicular. To assess the squareness of a door frame utilizing a steel square, simply position one arm of the square flush against the inner edge of the door frame and the other arm against the inner edge of the adjacent wall. By visually examining the alignment of the square with the frame and wall, one can ascertain whether the frame is square or if any adjustments are necessary. Nevertheless, it is worth noting that while a steel square can provide a decent initial indication of squareness, it may not be as precise as more specialized tools like a laser level or a framing square. Furthermore, it is crucial to take into account the overall stability of the door frame, as additional checks and adjustments may be required to ensure proper installation.
- Q: Can a steel square be used for deck railing layout?
- Yes, a steel square can be used for deck railing layout. A steel square, also known as a framing square or carpenter's square, is a versatile tool commonly used in construction and woodworking. It consists of a long metal blade with various measurements and angles marked on it, along with a shorter perpendicular blade. When it comes to deck railing layout, a steel square can be extremely useful for ensuring accurate and precise measurements. It can help you establish straight lines, right angles, and proper spacing between railing posts. By using the longer blade as a straight edge, you can easily mark the locations of your railing posts along the deck perimeter. The right-angle feature of the square can help you ensure that the posts are perpendicular to the deck surface. Additionally, the measurements marked on the blade can assist you in achieving consistent spacing between the posts. Overall, a steel square is an excellent tool for deck railing layout, as it provides the necessary precision and accuracy required for a professional and well-built railing system.
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12mm*1.13kg/m square bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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