flat bar

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

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Product Description:

Specification of Mild Steel Flat Bar

Commodity: Mild Steel Flat Bar

Standard: GB;JIS

Material: Q195-235;SS400

Brand name: FLATSPACE

Origin place: China

Thickness: 3mm-30mm

Width:20mm-200mm

Length: Max 12m

Certification: SGS/BV

Chemical composition of Q235

Alloy No

Grade

Element(%)

Q235

0.12—0.20

0.3—0.7

≤0.045

≤0.3

Physical properties of Q235

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

Usage/Applications of Mild Steel Flat Bar

Widely used for construction, Machinery manufacturing, Iron tower steel structure, Shipbuilding; Steel grating, Staircase, Bridge, Viaduct, Railway spare parts, Boilers making etc.

Packaging & Delivery of Mild Steel Flat Bar

Packaging Details: The Mild 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 Flow of Mild Steel Flat Bar

The Mild 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: What is the use of slitting flat steel?: Flat cut flat steel, also called fine shearing flat steel strip, can be used to produce iron, tools and mechanical parts, and is used as frame structures and escalators for buildings.

Q: How do steel flat bars compare to wood for certain applications?: Certain applications benefit from the use of steel flat bars instead of wood for several reasons. Firstly, steel is significantly stronger and more durable than wood, making it ideal for heavy-duty applications where strength is of utmost importance. Steel flat bars can withstand higher loads and pressures compared to wooden bars, making them suitable for providing structural support in construction projects. Moreover, steel flat bars do not succumb to issues such as rot, decay, or pest infestations, which are prevalent in wood. This renders steel a more reliable and long-lasting material, especially in outdoor or moist environments. Additionally, steel is fire-resistant, unlike wood, which can be a critical consideration in applications where fire safety is a concern. Another advantage of steel flat bars lies in their consistent and uniform dimensions. Unlike wood, which can vary in size and shape due to natural defects, steel flat bars are precisely manufactured and maintain consistent dimensions throughout. This facilitates ease of use and ensures accurate and precise fittings in construction or fabrication applications. Furthermore, steel flat bars are easily recyclable, contributing to a more sustainable choice compared to wood. Steel is highly recyclable, and opting for steel flat bars over wood aids in reducing deforestation and minimizing environmental impact. Nevertheless, it is important to acknowledge that wood also possesses advantages in certain applications. Wood is a natural material that imparts a warm and visually appealing appearance, which may be desirable in architectural or interior design projects. Additionally, wood can be more manageable and offer greater flexibility in terms of shaping or customization. In conclusion, steel flat bars surpass wood in terms of strength, durability, resistance to rot and pests, fire safety, and dimensional consistency. However, the selection between steel and wood ultimately hinges on the specific requirements and aesthetics of the given application.

Q: How do you prevent distortion or warping on steel flat bars during machining?: There are several measures that can be taken to prevent distortion or warping on steel flat bars during machining. These include: 1. Choosing the appropriate steel material with suitable mechanical properties for the machining process. Opting for steel with a low carbon content can decrease the possibility of distortion. 2. Applying stress relief annealing before machining to reduce any residual stresses within the steel. This involves heating the steel to a specific temperature and allowing it to cool slowly, minimizing distortion. 3. Using adequate fixturing methods to securely hold the steel flat bars in place during machining. This prevents movement or flexing that could cause distortion. Effective clamping using vices or similar means can be effective. 4. Employing proper machining techniques to avoid distortion. It is important to avoid excessive cutting forces or high cutting speeds that generate excessive heat. Using appropriate cutting tools, feeds, and speeds helps maintain control over the machining process. 5. Ensuring effective cooling during machining by using coolants or lubricants. This dissipates heat generated during the process, aiding in preventing distortion. 6. Planning the machining sequence to minimize heat accumulation in localized areas. Distributing machining operations evenly across the steel flat bar helps maintain its shape and minimizes the risk of warping. By implementing these preventative measures, distortion or warping on steel flat bars during machining can be significantly reduced. This results in better quality and dimensional accuracy of the final product.

Q: Can steel flat bars be used for staircase construction?: Yes, steel flat bars can be used for staircase construction. Steel flat bars are commonly used as stringers, which are the structural supports that hold up the treads and risers of a staircase. They provide strength and stability to the staircase and can be designed to fit various architectural styles. Steel flat bars are durable, resistant to corrosion, and can be easily welded or bolted together to create a sturdy staircase structure. Additionally, they can be customized to meet specific design requirements and can be finished with various coatings or treatments for added protection and aesthetics. Overall, steel flat bars are a versatile and reliable choice for staircase construction.

Q: What is the weight calculation formula for galvanized flat steel and galvanized steel angles?: (1) grounding wire is generally made of 40mm * 4mm galvanized flat steel.(2) galvanized steel or angle steel for earthing body. The diameter of the steel pipe is 50mm, the wall thickness of the pipe is not less than 3.5mm, and the length is 2 to 3m. Angle iron shall be 50mm * 50mm * 5mm.(3) the top of the grounding body from the ground 0.5 ~ 0.8m, in order to avoid thawing soil, soil resistivity or steel angle as the root number of the ground around the body and decide, generally not less than two, each spacing is 3 ~ 5m(4) the distance between the grounding body and the building is over 1.5m, and the distance between the grounding rod and the independent lightning rod is greater than 3m.(5) the connection of grounding wire and earthing body shall be done by lap welding.

Q: How do steel flat bars contribute to the overall flexibility of structures?: Steel flat bars contribute to the overall flexibility of structures by providing strength, stability, and support. They can be easily bent, shaped, and welded into different configurations to accommodate the specific needs and design requirements of a structure. The flexibility of steel flat bars allows architects and engineers to create innovative designs and structures that can withstand various forces and loads, resulting in more efficient and adaptable buildings.

Q: Can steel flat bars be used as support beams?: Yes, steel flat bars can be used as support beams. Steel is known for its strength and durability, which makes it an excellent material for structural support. Steel flat bars are often used in construction and engineering projects to provide support and reinforcement. They can be used as beams to bear heavy loads and distribute weight evenly across a structure. Additionally, steel flat bars can be easily fabricated and cut to desired lengths, making them versatile for various applications. Overall, steel flat bars are a reliable and efficient choice for support beams in construction projects.

Q: Can steel flat bars be used for manufacturing sports equipment or accessories?: Yes, steel flat bars can be used for manufacturing sports equipment or accessories. Steel is a strong and durable material that can withstand the rigors of sports activities. Flat bars made of steel can be shaped and formed into various products such as baseball bats, golf clubs, weightlifting bars, bicycle frames, and many others. The versatility of steel allows for customization and adaptation to specific sporting needs. Additionally, steel flat bars can be easily welded, providing further flexibility in the manufacturing process. Overall, steel flat bars are a suitable material for producing sports equipment and accessories due to their strength, durability, and ability to be shaped into desired forms.

Q: What is the typical weight of a steel flat bar?: The weight of a steel flat bar can differ based on its size and thickness. Nonetheless, on average, a standard steel flat bar measuring 1 inch in width and 1/4 inch in thickness usually weighs approximately 0.22 pounds per foot. This weight can vary in direct proportion to the dimensions and thickness of the flat bar. It is advisable to consult the manufacturer or supplier for precise weight details regarding a specific steel flat bar.

Q: Can steel flat bars be bent or shaped?: Steel flat bars have the capability to be bent or shaped. Being a malleable material, steel can be easily manipulated and formed. To bend or shape steel flat bars, force is applied to the material, either manually or with the use of machines like hydraulic presses or bending brakes. The extent to which a steel flat bar can be bent or shaped depends on factors such as its thickness, composition, and the desired shape or angle. However, it's important to consider that excessive bending or shaping might result in the weakening or deformation of the steel flat bar. Therefore, it is crucial to adhere to proper techniques and guidelines to ensure the structural integrity of the material.

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