Cold drawn steel flat bar ； flat steel System 1

Cold drawn steel flat bar ； flat steel

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 10000 m.t./month

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Specifications

Commodity: Carbon Steel Flat Bar

Standard: GB, JIS, ASTM,

Material: Q235, SS400 or Equivalent

Brand name: FLATSPACE

Origin place: China

Thickness: 3mm-30mm

Width:20mm-200mm

Length: Max 12m

Certification: SGS/BV

Chemical composition

Alloy No

Grade

Element(%)

Q235

0.12—0.20

0.3—0.7

≤0.045

≤0.3

Physical properties

Alloy No	Grade	Yielding strength point(Mpa)				Tensile strength (Mpa)	Elongation after fracture(%)
		Thickness (mm)					Thickness (mm)
		≤16	＞16--40	＞40--60	＞60--100		≤16	＞16--40	＞40--60	＞60--100
		≥					≥
Q235	B	235	225	215	205	375--500	26	25	24	23

Above sheets show the technical data of Q235,we can also provide other materials similar to Q235.

Usage/Applications

Widely used for construction;

Machinery manufacturing;

Iron tower steel structure;

Shipbuilding; Steel grating;

Staircase;

Bridge;

Viaduct;

Railway spare parts;

Boilers making etc.

Packaging & Delivery

Packaging Details: The Steel Flat Bars are packed in bundles and loaded in 20 feet/40 feet container, or shipped by bulk cargo ,also we can do as customer's requirements.

Delivery Details:30~45 days upon the receipt of buyer payment by T.T. or L/C.

Production

The Carbon Steel Flat Bar is made through three processes:

1.Feeding the material: Feeding the row material (the steel plate) to Slitting Line.

2.Slitting:The steel plate would be slitted into expected width by lengthways cutter.

3. Leveled and cutting: The plat bar would be ground into level by the grinder and then cut into required length.

Q: Can a steel square be used for checking the alignment of a jointer fence?: Yes, a steel square can be used for checking the alignment of a jointer fence.

Q: Can a steel square be used for plumbing and pipefitting?: Certainly! A steel square, which is also referred to as a carpenter's square or a framing square, possesses the versatility required for plumbing and pipefitting tasks. This tool enables the measurement and marking of angles, the assessment of squareness, and the achievement of precise cuts and joints. In the realm of plumbing and pipefitting, a steel square serves the purpose of measuring and aligning pipes, executing meticulous cuts, and ensuring the appropriate angles and squareness in fittings and connections. Additionally, it proves valuable in establishing reference points and facilitating the proper installation of pipes and fixtures. Nevertheless, it is crucial to acknowledge that for more specialized plumbing and pipefitting endeavors, alternate tools specifically tailored for those tasks may prove more suitable and accurate.

Q: Can a steel square be used for checking the flatness of a wall?: No, a steel square cannot be used for checking the flatness of a wall. A steel square is primarily used in woodworking and metalworking for measuring right angles and making square cuts. It is not designed or suitable for determining the flatness or evenness of a surface such as a wall. To check the flatness of a wall, a straightedge or a level would be more appropriate tools to use. A straightedge can be placed against the wall to check for any deviations or irregularities, while a level can be used to ensure the wall is perfectly vertical or horizontal.

Q: How do you use a steel square for marking roof valley rafter angles?: In order to accurately mark the angles of roof valley rafters, it is important to have a good understanding of the steel square's basic functions and markings. The steel square is comprised of two arms: a longer one known as the blade and a shorter one called the tongue. Typically, the blade measures 24 inches in length, while the tongue is usually 16 inches long. Begin by placing the steel square on the roof rafters, ensuring that the blade is aligned with the ridge line of the roof. The tongue should extend towards the valley of the roof. This positioning allows for precise marking of the angles of the roof valley rafters. To mark the angle, ensure that the square is level and align the tongue with the rafter you wish to measure. Then, use a pencil or marker to make the angle mark on the rafter. Repeat this process for every rafter in the valley. Once all the angles have been marked, you can utilize the steel square to transfer the marks from one rafter to another. Place the tongue of the square on the marked angle of the first rafter and align the blade with the next rafter. Ensure that the square is level, and then use the pencil or marker to transfer the mark to the second rafter. Repeat this step for all the marked angles, maintaining accuracy by properly aligning the square each time. Utilizing a steel square for marking roof valley rafter angles is a straightforward and efficient technique that guarantees consistent and precise cuts during the installation of roof valley rafters. Remember to double-check your measurements and marks before cutting any rafters to ensure accurate and well-fitting angles for a properly constructed roof.

Q: What are some common conversions and calculations that can be done with a steel square?: A steel square, also known as a framing square or carpenter's square, is a versatile tool used in carpentry and woodworking. It consists of a long blade and a shorter tongue that meet at a right angle. Here are some common conversions and calculations that can be done with a steel square: 1. Measuring and marking: The steel square can be used to measure and mark straight lines or right angles on a piece of wood or other materials. It is particularly useful in determining 90-degree angles for accurate cuts and joint construction. 2. Determining squareness: By using the square's 90-degree angle, you can check the squareness of corners and ensure they are perfectly perpendicular. This is important for constructing frames, cabinets, and other structures. 3. Finding roof pitch: Carpenters often use a steel square to determine the pitch or slope of a roof. By placing the square on the roof surface and aligning it with the rafters, the angle of the roof pitch can be measured. 4. Calculating rafter lengths: A steel square can also be used to calculate the length of rafters for roofs. By using the square's markings and angles, carpenters can quickly determine the appropriate length of rafters needed for a specific roof design. 5. Making angle cuts: The steel square can be used to mark and guide angle cuts on wood or other materials. By aligning the square's blade or tongue with the desired angle and marking the cut line, precise angle cuts can be achieved. 6. Creating parallel lines: The square's straight edge can be used to draw parallel lines by simply sliding it along the edge of the material while keeping it aligned with the desired distance. 7. Measuring and transferring dimensions: The square can be used as a ruler or measuring device for both straight and diagonal measurements. It is useful in transferring measurements from one piece of material to another accurately. 8. Checking flatness: The steel square can also be used to check the flatness of a surface. By placing it on a flat surface and observing if the entire length is in contact, any deviations or unevenness can be detected. Overall, a steel square is a versatile tool that can be used for a wide range of conversions and calculations in carpentry and woodworking. Its ability to measure, mark, determine angles, and assist in various construction tasks makes it an essential tool for any carpenter or woodworker.

Q: How do you clean and maintain a steel square?: To ensure the cleanliness and maintenance of a steel square, a simple process must be followed along with the use of some basic supplies. The following steps can be taken: 1. Collect the necessary supplies: A clean cloth or rag, a mild detergent or dish soap, a brush with soft bristles, and water. 2. Begin by eliminating any loose dirt or debris from the steel square. Gently brush off any surface dust or dirt using a soft-bristle brush or cloth. 3. Combine a small amount of warm water with mild detergent or dish soap in a sink or bucket. It is important to choose a gentle soap that will not harm the steel square. 4. Dip the cloth or rag into the soapy water and squeeze out excess liquid. Delicately wipe the steel square with the damp cloth, ensuring that all surfaces are covered. 5. If there are any persistent stains or marks on the steel square, use the soft-bristle brush to gently scrub them. Take care not to apply excessive pressure or employ abrasive cleaning tools that could scratch the steel surface. 6. Thoroughly rinse the steel square with clean water to eliminate any soap residue. Ensure that all the soap has been completely washed away. 7. Dry the steel square using a clean cloth or towel. It is crucial to remove all moisture to prevent water spots or rust formation. Alternatively, place it in a well-ventilated area to allow for complete air drying. 8. After the steel square has dried, a light coat of rust-resistant oil or silicone spray can be applied to protect it from corrosion. Follow the product instructions and either use a clean cloth or apply the spray directly onto the steel square. 9. Store the steel square in a dry and clean area to prevent moisture buildup or further corrosion. Consider using a protective case or wrapping it in cloth to avoid damage or scratches. By following these steps, the steel square can be effectively cleaned and maintained, ensuring its longevity and optimal performance.

Q: Can a steel square be used for checking the squareness of cabinet doors?: Yes, a steel square can be used for checking the squareness of cabinet doors.

Q: How do you use a steel square to determine the angle of a beading cut?: To use a steel square to determine the angle of a beading cut, you would place the square against the edge of the material and align one of its sides with the material's face. Then, you can read the angle measurement on the other side of the square to determine the desired beading cut angle.

Q: What are some alternative uses for a steel square outside of construction?: Some alternative uses for a steel square outside of construction include as a straight edge for drawing or cutting, as a makeshift level for hanging pictures or shelves, as a guide for making accurate measurements in arts and crafts projects, or as a tool for checking the squareness of corners or edges in woodworking or DIY projects.

Q: How do you use a steel square to find angles for mitered corners?: In order to determine angles for mitered corners using a steel square, a few simple steps must be followed. Firstly, it is important to ensure that the steel square is clean and free from any dirt or debris that may impact its accuracy. Subsequently, measure the length of the material being worked on and designate the desired location for the mitered corner. Proceed to position the steel square by aligning the shorter leg, also referred to as the tongue, against one side of the material. It is crucial to ensure that the longer leg, known as the body, extends beyond the material's edge. With the square properly positioned, utilize a pencil or scribe to mark the desired angle on the material. Next, flip the square over and align the body against the opposite side of the material, ensuring that the tongue extends beyond the edge. Once again, mark the desired angle on the material using a pencil or scribe. After both angles have been marked, draw a straight line connecting the two marks. This line represents the mitered corner. Finally, proceed to carefully cut along the marked line using a saw or another suitable cutting tool for the specific material being worked on. By utilizing a steel square to determine angles for mitered corners, precise and accurate cuts can be achieved, resulting in clean and professionally finished corners for your project.

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