Q345Cr High Quality Square Steel Bar System 1

Q345Cr High Quality Square Steel Bar

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 1000 m.t.

Supply Capability:: 100000 m.t./month

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Product Description:

In the production of steel products, steel is molded and reshaped with different machinery at different temperatures. One process is steel rolling, which involves metal stock passing through a pair of rolls. Rolling produces flat steel sheets of a specific thickness, and the process is classified according to the temperature at which the metal is rolled. If the temperature of the metal is above its recrystallization temperature, or the temperature at which the grain structure of the metal can be altered, then the process is termed as hot rolling. If the temperature of the metal is below its recrystallization temperature, the process is termed as cold rolling.

Like cold rolling, cold drawing is performed at room temperature, but instead of producing a flat object like a coke can, cold drawing makes steel into the form of a wire like the spokes of a wheel or a paper clip. To start the process, Steel is usual hammered and rolled so that it can be fit through a die; a tool that turns the steel mass into a wire. The room temperature steel is pulled through the die which reshapes it into a thinner shape while maintaining the same volume. It is similar to the idea of syrup flowing out of a bottle through a tube in that it changes shape but not volume, but instead of squeezing the metal, it is pulled out. In order to get the wire down to the right diameter, it usually requires more than one pass through different dies.

Colddrawn steel, steel covered carbon steel, excellent carbon steel, alloy structural steel, carbon tool steel, spring steel, bearing steel, tool steel, cold heading steel, free cutting steel, martensite stainless steel; products include all kinds of shapes round, square steel, hexagonal, flat steel and other conventional products, including various special-shaped steel products. In all types of colddrawn steel industry has been widely used, these areas include automotive, machine tools, furniture, standard parts, textile machinery, agricultural machinery, military industry and other industries.

The total assets of more than 40 million, as of the end of 2010 with fixed assets of 34 million, with 60 tons from 5 tons a chain drawing machine 10 sets, horizontal and inverted coiled wire drawing machine 5 sets, steel and plate production line of blasting, high-power ham stove, various straightening machine and cold rolling mill and other major equipment.

Usage/Applications

-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

-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 w

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

ill be more convenient for customers to distinguish them from other products.

Q: How do you use a steel square to create dovetail joints?: In order to create dovetail joints using a steel square, several additional tools are required. These include a marking gauge, a chisel, a mallet, and a dovetail saw. To begin, mark out the tails on the end grain of the desired board for the dovetail joint. Utilize the steel square to ensure that the lines are perpendicular to the board's face at a 90-degree angle. Next, adjust the marking gauge to the desired tail width and use it to scribe lines across the face grain of the board. The steel square can assist in guaranteeing that the lines are perpendicular to the face. Now, carefully cut along the scribed lines on the face grain using the dovetail saw. The steel square can serve as a guide to maintain a straight and square cut. After cutting the tails, employ the steel square to transfer the tail shape onto the receiving board. Position the square against the tails and trace along the edges to mark the corresponding pins. Once the pins are marked, use the marking gauge to scribe lines across the face grain of the receiving board. Again, ensure that the lines are perpendicular to the face using the steel square. Now, meticulously cut along the scribed lines on the receiving board using the dovetail saw. Remember to cut just outside the lines to leave space for fitting the joint together. Upon cutting the pins, utilize a chisel and mallet to remove the waste material between the pins. The steel square can assist in ensuring that the chisel is held perpendicular to the face, resulting in clean and accurate cuts. Finally, test fit the joint by assembling the tails into the pins. If any adjustments are necessary, carefully remove excess material with the chisel and mallet until the joint fits snugly and securely. Always exercise caution and precision when using tools, particularly sharp ones. Practice on scrap wood before attempting dovetail joints on your actual project to gain confidence and enhance your skills.

Q: What are the different markings on a steel square and what do they mean?: The different markings on a steel square typically include measurements in inches and centimeters, angles such as 90 degrees and 45 degrees, and various scales or gradations for precise measurements and layout work. These markings serve as guides for accurate measurements, layout, and carpentry tasks, helping users achieve square and precise cuts, angles, and layouts when working with wood or metal.

Q: Are there any safety considerations when using a steel square?: Yes, there are several safety considerations when using a steel square. Firstly, it is important to handle the steel square with care, as it can have sharp edges and corners that can cause injuries if mishandled. It is advisable to wear protective gloves when using a steel square to avoid cuts or abrasions. Additionally, when using a steel square for measuring or marking purposes, it is essential to ensure that the square is properly aligned and positioned. Incorrect alignment can lead to inaccurate measurements or markings, which can result in errors in construction or other related tasks. Moreover, when using a steel square in conjunction with other tools or equipment, it is crucial to exercise caution and follow proper safety protocols. For example, if using a steel square with a saw or other cutting tools, it is important to maintain a safe distance between hands and the blade to prevent accidental injuries. Lastly, it is essential to store the steel square in a safe and organized manner when not in use. This includes properly securing it to avoid accidental falls or tripping hazards. It is also recommended to regularly inspect the steel square for any signs of damage or wear that may compromise its structural integrity and safety. Overall, by being mindful of these safety considerations, one can effectively and safely use a steel square in various applications.

Q: Can a steel square be used for tile shower layout?: Indeed, a tile shower layout can benefit from the utilization of a steel square. Known as a framing square or carpenter's square, a steel square is a versatile tool commonly employed in construction and woodworking. Comprising a long arm and a shorter arm that intersect at a 90-degree angle, it is particularly suitable for ascertaining right angles and guaranteeing precision in measurements and layout. In terms of tile shower layout, incorporating a steel square can prove advantageous in guaranteeing the proper alignment and squareness of the walls, floors, and corners. It can facilitate the creation of straight lines, the assessment of squareness, and the assurance of even and symmetrical tile placement. To employ a steel square for tile shower layout, one can commence by measuring and marking the starting point on the wall or floor before aligning the square with these marks to verify squareness. This process assists in determining whether the walls are perpendicular and if the angles measure 90 degrees, which is crucial for achieving a properly aligned shower. Moreover, a steel square can also serve to measure and mark the tiles themselves. By aligning the square with the edges of the tiles, one can ensure accurate cuts, leading to a more precise and professionally finished tile installation. All in all, while alternative tools exist for tile shower layout, a steel square can undoubtedly be employed with efficacy. Its robust construction and precise measurements render it a reliable option for ensuring accuracy and attaining a well-aligned and aesthetically pleasing tile shower.

Q: How do you use a steel square to determine the angle of a bevel cut?: To determine the angle of a bevel cut using a steel square, you can follow these steps: 1. Place the steel square against the edge of the material you want to cut, with one arm of the square lying flat on the surface of the material. 2. Align the other arm of the square with the desired angle of the bevel cut. 3. Once the square is properly aligned, read the angle measurement indicated on the steel square. 4. This measurement represents the angle at which you should set your saw or cutting tool to achieve the desired bevel cut.

Q: How do you store a steel square properly?: To properly store a steel square, there are a few essential steps to follow. Firstly, make sure the square is clean and dry prior to storage. Moisture or dirt on the square can lead to corrosion over time. Next, locate a suitable storage area that is cool, dry, and away from direct sunlight or extreme temperature fluctuations. It is ideal to store the square in a tool cabinet, toolbox, or on a dedicated shelf. This will safeguard it from accidental damage and prevent misplacement. When storing a steel square, it is important to avoid contact with other metal tools or materials that can cause scratches or dents. To prevent potential damage, you can wrap the square in a clean, soft cloth or place it in a protective case or sleeve. Moreover, you may want to consider applying a thin coat of oil or rust preventive spray to the steel square prior to storage. This will create a protective barrier and help prevent oxidation and corrosion. However, be cautious not to apply excessive oil or use a type that can attract dust or dirt. Lastly, it is crucial to periodically check on the square, especially if it is not frequently used. Regular inspections will enable you to detect any signs of rust or damage early on, allowing you to address them promptly. By adhering to these guidelines, you can ensure that your steel square remains in excellent condition and ready for use whenever necessary.

Q: How do you use a steel square to determine the angle of a compound cove cut?: To use a steel square to determine the angle of a compound cove cut, you would first place the steel square against the edge of the material being cut. Then, you would align one side of the square with the straight edge of the material and the other side with the curved edge. By measuring the angle formed between the straight edge and the curved edge using the markings on the steel square, you can determine the angle of the compound cove cut.

Q: How is a steel square different from a framing square?: A steel square and a framing square are both tools used in construction, but they have some key differences. A steel square is typically smaller, usually measuring around 6 inches by 12 inches. It is made of steel and has a 90-degree angle, as well as various markings and measurements along its edges. It is mainly used for measuring and marking angles, checking right angles, and making accurate cuts. On the other hand, a framing square is larger, typically measuring around 24 inches by 16 inches. It is also made of steel and has a 90-degree angle, but it also has a longer tongue and a wider body. This makes it more suitable for larger framing projects, such as laying out rafters, stairs, or roof framing. It also has additional features like markings for common rafter lengths and stair layout templates. In summary, while both squares are made of steel and have a 90-degree angle, a steel square is smaller and more versatile for general measuring and marking tasks, whereas a framing square is larger and specifically designed for framing and layout work.

Q: Can a steel square be used for wainscoting installation?: Yes, a steel square can be used for wainscoting installation. A steel square is a versatile and durable tool that is commonly used in carpentry and woodworking projects. Its primary purpose is to assist in measuring and marking right angles and ensuring accurate cuts and joinery. When installing wainscoting, a steel square can be used to mark and measure the height and width of the panels, as well as to ensure proper alignment and levelness during installation. It can also be used to check for squareness and make precise cuts when trimming the panels to fit around corners or obstacles. Overall, a steel square can be a valuable tool for achieving precise and professional-looking wainscoting installation.