HIGH QUALITY FLAT BAR Q235

Ref Price:

Loading Port:: China Main Port

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: -

Inquire Now

Add to My Favorites

OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

Flat bar Details:

Minimum Order Quantity:		Unit:	m.t.	Loading Port:
Supply Ability:	10000	Payment Terms:		Package:	Steel Packing

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 are the different methods of surface buffing for steel flat bars?: There are several methods of surface buffing for steel flat bars, each with its own advantages and applications. Some of the most common methods include: 1. Hand buffing: This method involves using a handheld buffing wheel or pad to manually polish the surface of the steel flat bar. It is a cost-effective option for small-scale projects and provides a good level of control over the buffing process. 2. Machine buffing: Machine buffing utilizes powered buffing machines equipped with rotating wheels or pads to buff the steel flat bars. This method offers faster and more consistent results compared to hand buffing, making it suitable for large-scale projects or industrial applications. 3. Abrasive belt buffing: This method involves using abrasive belts, usually made of sandpaper or cloth, to remove imperfections and achieve a smooth surface on the steel flat bar. It is a versatile technique that can be used for both light and heavy buffing, depending on the grit size of the belt. 4. Chemical buffing: Chemical buffing involves the use of specialized chemicals or compounds to remove oxidation, stains, or other surface contaminants from the steel flat bar. This method is often used in conjunction with mechanical buffing to achieve a high-quality finish. 5. Electropolishing: Electropolishing is an electrochemical process that removes a thin layer of material from the steel flat bar's surface, resulting in a smooth, mirror-like finish. It is commonly used in industries where hygiene and corrosion resistance are critical, such as pharmaceutical or food processing. Each of these methods has its own advantages and limitations, and the choice of the most suitable method depends on factors such as the desired finish, project scale, available equipment, and budget. It is essential to consider these factors and consult with professionals or experts in the field to determine the best method for surface buffing steel flat bars.

Q: What are the dimensions of a typical steel flat bar?: The dimensions of a typical steel flat bar can vary depending on the specific application and industry standards. However, common dimensions for a steel flat bar include a width ranging from 0.125 inches (3.18 mm) to 12 inches (304.8 mm) and a thickness ranging from 0.125 inches (3.18 mm) to 4 inches (101.6 mm). The length of a steel flat bar typically ranges from 12 feet (3.66 meters) to 20 feet (6.1 meters), but it can also be customized to meet specific project requirements. It is important to note that these dimensions are not fixed and may vary depending on the manufacturer and the specific grade of steel being used.

Q: How do steel flat bars perform in terms of thermal expansion?: Steel flat bars exhibit a comparatively low coefficient of thermal expansion, resulting in reduced expansion and contraction compared to alternative materials in response to temperature fluctuations. Consequently, steel flat bars possess exceptional resistance to warping or distorting caused by thermal expansion. Moreover, their thermal conductivity is relatively high, facilitating efficient heat transfer. These attributes render steel flat bars the preferred option in scenarios where temperature fluctuations are anticipated, including construction, manufacturing, and engineering projects.

Q: What are the common methods of surface cleaning for steel flat bars?: Common methods of surface cleaning for steel flat bars include using abrasive materials such as sandpaper or wire brushes to remove rust, dirt, and other contaminants. Additionally, chemical cleaners or solvents can be used to dissolve grease or oil on the surface. Power washing and steam cleaning are also effective methods for removing stubborn debris.

Q: 8 what is the flat density?: 8 mm flat steel density is about 7.85 g / cm.

Q: Can steel flat bars be used for making renewable energy industry equipment?: Yes, steel flat bars can be used for making renewable energy industry equipment. Steel is a versatile and durable material that is commonly used in the construction of various renewable energy equipment such as solar panel frames, wind turbine structures, and support systems. Its strength and corrosion resistance make it an ideal choice for handling the demanding conditions in the renewable energy industry. Additionally, steel can be easily recycled, aligning with the sustainability goals of the renewable energy sector.

Q: What are the different methods of bending steel flat bars?: There are several different methods of bending steel flat bars, depending on the specific requirements and constraints of the project. Some of the most common methods include: 1. Manual bending: This method involves using a manual bending machine or tools such as a vise and hammer to bend the steel flat bar. It requires physical effort and precision to achieve the desired bend angle and shape. 2. Heat bending: Heat bending involves heating the steel flat bar to a high temperature using a torch or furnace, and then bending it while it is still hot. This method is useful for achieving tight or complex bends, as the heat softens the steel and makes it more malleable. 3. Roll bending: Roll bending is a method that uses specialized machines equipped with multiple rollers to gradually bend the steel flat bar. The flat bar is fed through the rollers, which apply pressure and gradually bend it to the desired shape. 4. Hydraulic bending: Hydraulic bending machines use hydraulic power to apply force and bend the steel flat bar. These machines are capable of achieving precise and consistent bends, and are often used for heavy-duty or industrial applications. 5. Press bending: Press bending involves using a press machine to apply force and bend the steel flat bar. This method is commonly used for larger and thicker flat bars, as the press can generate significant force. 6. Rotary draw bending: Rotary draw bending is a method that uses a bend die and a mandrel to bend the steel flat bar. The mandrel is inserted into the bar to prevent it from collapsing or deforming during the bending process, while the bend die shapes the bar to the desired angle. These are just a few of the many methods available for bending steel flat bars. The choice of method will depend on factors such as the desired bend angle, the thickness and size of the flat bar, and the available equipment and resources. It is always important to follow proper safety precautions and consult with professionals when working with steel bending techniques.

Q: Are steel flat bars suitable for aerospace applications?: Yes, steel flat bars are suitable for aerospace applications. They offer high strength, durability, and resistance to corrosion, making them ideal for various aerospace components such as structural supports, brackets, and fittings. Additionally, steel flat bars can be easily machined and welded, allowing for precise customization and integration into aerospace systems.

Q: Can steel flat bars be painted or coated?: Yes, steel flat bars can be painted or coated.

Q: How do steel flat bars contribute to the overall efficiency of structures?: Steel flat bars contribute to the overall efficiency of structures in several ways. Firstly, steel flat bars provide structural stability and strength. Due to their flat shape, they offer excellent load-bearing capacity and can withstand heavy loads and stresses. This allows structures to be built with fewer supports, reducing material and labor costs, and maximizing the use of space. Moreover, steel flat bars are highly versatile and can be easily manipulated into different shapes and sizes. This flexibility enables engineers and architects to design structures with intricate details and complex geometries. By using steel flat bars, structures can be optimized for specific purposes, such as bridges, buildings, or industrial facilities, improving their overall efficiency and functionality. Additionally, steel flat bars have excellent durability and resistance to corrosion. This ensures that structures built with them have a longer lifespan and require less maintenance and repair. Steel flat bars also exhibit high fire resistance, providing an added layer of safety to structures. Furthermore, steel flat bars are cost-effective. As steel is a widely available and recyclable material, it is relatively affordable compared to other construction materials. The ease of fabrication and installation of steel flat bars also reduces construction time, making projects more cost-efficient. Overall, steel flat bars contribute to the overall efficiency of structures by providing strength, versatility, durability, cost-effectiveness, and safety. Their properties make them an ideal choice for various construction applications, allowing for the creation of efficient, long-lasting, and economically viable structures.

Send your message to us

*Email

*TEL

*Quantity

*Unit