Q195 Square bar square bar for construction
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 10000 m.t.
- Supply Capability:
- 100000 m.t./month
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Product Description:
OKorder is offering Q195 Square Bar square Bar for construction 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:
Q195 Square Bar square Bar for construction 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 Square Bar 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:
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.
FAQ:
Q1: What makes stainless steel stainless?
A1: Stainless steel must contain at least 10.5 % chromium. It is this element that reacts with the oxygen in the air to form a complex chrome-oxide surface layer that is invisible but strong enough to prevent further oxygen from "staining" (rusting) the surface. Higher levels of chromium and the addition of other alloying elements such as nickel and molybdenum enhance this surface layer and improve the corrosion resistance of the stainless material.
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: Can a steel square be used for marking out bridle joints?
- Yes, a steel square can be used for marking out bridle joints. A steel square is a versatile and durable tool commonly used in woodworking for measuring and marking angles and lines. When it comes to marking out bridle joints, which are a type of woodworking joint where one piece of wood has a groove or open mortise and the other piece has a corresponding tenon or tongue, a steel square can be very useful. By using the square to ensure accurate right angles and precise measurements, woodworkers can mark out the necessary cuts and align the pieces of wood for a successful bridle joint. However, it is important to note that while a steel square is a valuable tool for marking out bridle joints, it may not be the only tool required. Other tools such as a marking knife, chisels, and a mallet are often needed to complete the joint.
- Q: Can a steel square be used for checking the squareness of a shelf?
- Yes, a steel square can be used for checking the squareness of a shelf. A steel square is a precision measuring tool that is designed to determine if a corner or edge is perfectly perpendicular or at a right angle. By placing the steel square against the corner of the shelf, one can easily check if it is square or not. If the square fits perfectly and the edges align with the sides of the shelf, then it is square. However, if there are gaps or the edges do not align, it indicates that the shelf is not square and may need adjustments. Overall, a steel square is a reliable tool for checking the squareness of a shelf and ensuring its stability and functionality.
- Q: Can a steel square be used for tile shower layout?
- Yes, a steel square can be used for tile shower layout. It is a durable and accurate tool that can help ensure precise measurements and angles during the layout process.
- Q: How do you use a steel square to measure the height of a step?
- In order to measure the height of a step using a steel square, the following steps can be followed: 1. Position the steel square perpendicularly on the edge of the step, with the longer side parallel to the ground. 2. Slide the square along the vertical face of the step until the shorter side touches the top edge. 3. Once the square is correctly positioned, take note of the measurement on the longer side where it intersects with the top edge. This measurement will indicate the step's height. 4. Ensure the square is securely held to prevent any movement during the measurement process. It is also important to accurately read the measurement. 5. Repeat this process for each step to consistently measure the height.
- Q: How do you use a steel square to create miter cuts?
- To use a steel square to create miter cuts, follow these steps: 1. Start by marking the desired angle on the workpiece where you want to make the miter cut. This can be done by using a protractor or by measuring the desired angle with a ruler. 2. Place the steel square on the workpiece with one edge aligned along the marked angle line. Ensure that the square is positioned securely and doesn't move during the cutting process. 3. Hold the square firmly in place with one hand while using a pencil or a sharp object to trace along the other edge of the square. This will leave a straight line on the workpiece, indicating the path of the miter cut. 4. Double-check the alignment of the square and the marked line to ensure accuracy. Make any adjustments if necessary. 5. Using a miter saw or a handsaw, carefully cut along the marked line. Ensure that you maintain a steady hand and follow the line precisely to achieve clean and accurate miter cuts. 6. Once the cut is complete, remove the square from the workpiece and inspect the miter cut for any imperfections. If needed, use sandpaper or a file to smooth out any rough edges or adjust the angle. Remember to always prioritize safety when working with tools. Use protective equipment, such as safety goggles and gloves, and follow proper guidelines to prevent injuries.
- Q: How do you use a steel square for marking hip and valley rafters?
- Before attempting to mark hip and valley rafters with a steel square, it is crucial to have a solid understanding of roof framing principles and the various types of rafters used. Carpenters, roofers, and other tradespeople utilize the versatile steel square, also known as a framing square or carpenter's square, to achieve precise measurements and markings. To effectively mark hip and valley rafters using a steel square, follow these steps: 1. Familiarize yourself with the roof framing plan: Prior to starting, it is essential to acquaint yourself with the roof framing plan or design. This will provide you with insights into the layout, angles, and dimensions of the hip and valley rafters that require marking. 2. Determine the rafter angles: Hip and valley rafters are cut at specific angles to fit the roof's slope and shape. The steel square allows for accurate determination of these angles. The steel square comprises two primary parts: the body and the tongue. The body possesses a long edge called the blade, while the tongue is shorter and positioned perpendicular to the body. 3. Position the square: Place the steel square against the edge of the rafter stock (the wood piece that will be cut). Ensure that the body's blade aligns flush with the bottom edge of the rafter stock. 4. Identify the plumb or seat cut angle: To mark the plumb or seat cut angle, slide the square along the rafter until the desired angle aligns with the top corner of the rafter stock. This angle depends on the roof's pitch and specific design. Once aligned, use a pencil or marking knife to mark the angle on the rafter stock. 5. Mark the birdsmouth cut: The birdsmouth cut refers to the area where the rafter rests on the wall's top plate. To mark this cut, maintain the square in the same position as in the previous step. Determine the desired birdsmouth depth, typically specified in the framing plan, and mark it on the rafter stock by sliding the square up or down. 6. Repeat for multiple rafters: If you have several hip or valley rafters to mark, repeat the aforementioned steps for each rafter. Ensure consistency in measurements and markings to uphold accuracy throughout the construction process. It is important to bear in mind that utilizing a steel square for marking hip and valley rafters necessitates familiarity with roof framing and the specific angles involved. If you lack experience in roof construction, it is advisable to consult a professional or refer to reliable resources for guidance.
- Q: Can a steel square be used for checking the squareness of a jigsaw blade?
- It is not possible to use a steel square to check if a jigsaw blade is square. Although a steel square is commonly used for measuring and marking right angles, it is not appropriate for assessing the squareness of a jigsaw blade. To determine the squareness of a jigsaw blade, you would require a specialized tool such as a combination square or a collection of precision measuring tools specifically designed for this purpose. These tools generally offer more accurate and precise measurements to evaluate the squareness of a jigsaw blade.
- Q: Can a steel square be used for measuring the thickness of plastic?
- No, a steel square cannot be used for measuring the thickness of plastic. A steel square is primarily used for measuring right angles and checking for squareness. It is not designed to accurately measure the thickness of materials, especially something as flexible and variable as plastic. To accurately measure the thickness of plastic, specialized tools such as calipers, micrometers, or thickness gauges are more suitable. These tools provide precise measurements and are specifically designed for measuring thickness in various materials, including plastic.
- Q: How do you use a steel square for making accurate miter cuts?
- To use a steel square for making accurate miter cuts, follow these steps: 1. Start by ensuring that your steel square is clean and free from any dirt or debris. This will help in achieving accurate measurements. 2. Place the steel square flat against the edge of the material you wish to make the miter cut on. Ensure that the square is aligned properly and that the angle you want to cut is perpendicular to the square. 3. Hold the square firmly against the material, making sure it doesn't move or shift. It's a good idea to use clamps or a vise to secure the square in place if necessary. 4. Use a pencil or a marking knife to mark the line where you want to make the miter cut. Make sure to align the square with the desired angle and trace along the edge of the square to create an accurate line. 5. Double-check the alignment of the square before proceeding. It's crucial to ensure that the square hasn't moved during the marking process. 6. Now, using a miter saw or a handsaw, carefully follow the marked line to make the miter cut. Take your time and make precise cuts to achieve the desired angle. 7. After making the cut, check the accuracy of the miter by placing the two cut pieces together. They should fit snugly and form a perfect angle. If adjustments are needed, use sandpaper or a file to fine-tune the cut until the desired fit is achieved. Remember, practice and patience are key when using a steel square for making accurate miter cuts. With time, you will become more proficient and achieve precise and clean cuts for your woodworking projects.
- Q: Can a steel square be used for gazebo construction?
- Yes, a steel square can be used for gazebo construction. Steel squares are versatile tools commonly used in construction projects, including gazebo construction. They provide accurate measurements and angles, ensuring precise cuts and joints for a sturdy and well-built gazebo structure.
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Q195 Square bar square bar for construction
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 10000 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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