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 marking circles?: No, a steel square cannot be used for marking circles. A steel square, also known as a framing square or carpenter's square, is primarily used for measuring and marking right angles. It consists of a long arm and a shorter arm that meet at a 90-degree angle. While it can be helpful for various construction and woodworking tasks, it does not have the necessary features or design to accurately mark circles. To mark circles, one would typically use a compass or a circle template with adjustable radii.

Q:Can a steel square be used for measuring angles?: Yes, a steel square can be used for measuring angles. A steel square, also known as a framing square or carpenter's square, is a versatile tool that can be used for various measurements and layout tasks, including measuring angles. It typically has a long arm and a shorter perpendicular arm that forms a right angle. By aligning the square with the object or surface being measured, it can be used to determine the angle between two lines or surfaces. However, it is important to note that a steel square only provides approximate measurements and may not be as accurate as specialized tools like a protractor for precise angle measurements.

Q:How do you use a steel square to check for flatness?: To use a steel square to check for flatness, place it on the surface you want to test. Check if all four sides of the square are in contact with the surface. If there are gaps or the square rocks, it indicates that the surface is not flat.

Q:How do you use a steel square to measure board lengths at different points?: To measure board lengths at different points with a steel square, follow these instructions: 1. Align one edge of the steel square with the end of the board you wish to measure, ensuring it is flush against the board's edge. 2. Firmly hold the steel square in place with one hand, ensuring it remains stationary throughout the measurement process. 3. Examine the measurements indicated on the blade of the steel square. These markings typically represent inches (or centimeters) and are usually labeled from 1 to 24 or more. 4. Glide the steel square along the board's length while maintaining a straight and aligned position with the edge. Take note of the measurement at the desired point to determine the board's length. 5. When you reach the desired measurement point, refer to the corresponding number on the blade of the steel square. This number signifies the length of the board from the starting point to the current position. 6. If you need to measure another point on the same board, repeat steps 1 to 5, ensuring the steel square remains aligned with the board's edge. Using a steel square to measure board lengths at various points is a simple process that relies on the accuracy and precision of the square's markings. By following these instructions, you can acquire precise measurements for your woodworking or construction projects.

Q:How do you use a steel square to determine the length of a handrail?: To determine the length of a handrail using a steel square, follow these steps: 1. Start by checking that the steel square is clean and clear of any debris or rust that could impact the accuracy of your measurements. 2. Place the steel square against one end of the handrail, ensuring it is flush with the end. 3. Move the steel square along the handrail's length until it reaches the other end, making sure it remains flush against the handrail throughout. 4. Once the square is aligned with the handrail's other end, take note of the measurement shown on the square. This measurement represents the handrail's length. 5. Remember that steel squares usually have measurements on both the inside and outside edges. Be sure to refer to the appropriate measurement line based on your specific requirements. 6. If you are dealing with a handrail that has multiple sections or curves, repeat the above steps for each section. For curved handrails, additional measurements along the curve may be necessary to ensure accuracy. Using a steel square to determine the length of a handrail is a straightforward and efficient method, providing precise measurements for construction or renovation projects.

Q:Can a steel square be used for checking the alignment of shelving units?: Yes, a steel square can be used for checking the alignment of shelving units. A steel square, also known as a framing square or carpenter's square, is a versatile tool that is commonly used in carpentry and woodworking. It consists of a long steel blade with a perpendicular handle, forming a 90-degree angle. To check the alignment of shelving units, you can use a steel square in the following ways: 1. Checking for 90-degree angles: Place the steel square in the corner where two shelves meet. The inner corner of the square should align perfectly with the edges of the shelves. This ensures that the shelves are perpendicular and the corners are at 90-degree angles. 2. Checking for levelness: Position the steel square horizontally along the edge of the shelves. The top edge of the square should be parallel to the shelves. This will help you determine if the shelves are level and not sloping. 3. Checking for straightness: Place the steel square vertically along the front or back edge of the shelves. The outer edge of the square should align with the edge of the shelf from top to bottom. This will help you identify any irregularities in the straightness of the shelves. By using a steel square, you can ensure that your shelving units are properly aligned, level, and straight. This is important for both aesthetic reasons and functionality, as it allows for stability and ease of use.

Q:How do you use a steel square for marking stair stringers?: To use a steel square for marking stair stringers, you first need to ensure it is properly aligned. Place the square against the edge of the stringer board and align it with the tread and riser measurements. Once aligned, use a pencil or marking tool to mark the cut lines on the stringer following the square's edges. This will help you accurately cut and shape the stringers for your stairs.

Q:How do you use a steel square to determine the slope of a garden fence?: In order to assess the slope of a garden fence using a steel square, some materials such as a steel square, a level, a tape measure, and possibly stakes and string would need to be gathered. To commence, use a tape measure to determine the length of the fence line that needs to be examined for slope. This will provide the horizontal distance that will be utilized. Select a segment of the fence line where the slope needs to be determined. It is advised to opt for a relatively straight and level section for accuracy purposes. Subsequently, position the steel square on the ground at the starting point of the chosen section. Ensure that the long side of the square is parallel to the fence line. If necessary, stakes and string can be utilized to maintain the square's position. Utilize a level to adjust the steel square until it is perfectly level. This is crucial to ensure precise measurements. Once the square is level, employ the tape measure to measure the vertical distance between the ground and the top edge of the steel square. This measurement will provide the rise of the fence line over the previously measured horizontal distance. To ascertain the slope, divide the rise measurement by the horizontal distance. This will yield the slope ratio, typically expressed as a fraction or percentage. For instance, if the rise is 2 feet and the horizontal distance is 10 feet, the slope would be 2/10 or 1/5, which can also be expressed as 20%. By adhering to these instructions, one can accurately determine the slope of a garden fence using a steel square. This information can be valuable in ensuring appropriate drainage and stability of the fence, as well as for the planning and design of other aspects of the garden.

Q:Can a steel square be used for laying out a raised bed garden?: Yes, a steel square can be used for laying out a raised bed garden. A steel square, also known as a framing square, is a versatile tool that can be used for measuring and marking right angles. It can help ensure that the corners of the raised bed garden are square and the sides are straight, making it easier to create a well-organized and aesthetically pleasing garden bed.

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

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