HIGH QUALITY FLAT BAR Q235

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: -

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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 typical applications of steel flat bars?: Due to their versatility and strength, steel flat bars find a wide range of applications in various industries. In the construction sector, they are commonly used for structural support in buildings and bridges. The manufacturing industry also relies heavily on steel flat bars, utilizing them in the production of machinery, equipment, and tools. In the automotive industry, steel flat bars are frequently employed in the construction of chassis, frames, and body structures due to their excellent strength and durability. They are also extensively used in the fabrication of agricultural equipment like plows and harrows, as they can withstand heavy loads and harsh environments. The marine industry also heavily relies on steel flat bars. They are used in the construction of ship hulls and various marine components such as rudders, propellers, and anchor chains. The corrosion-resistant properties of stainless steel flat bars make them particularly suitable for marine applications. Steel flat bars are also crucial in the manufacturing of furniture, appliances, and storage systems. Their high strength-to-weight ratio allows for the creation of lightweight yet robust structures. Additionally, they are commonly used in the production of shelving units, brackets, and supports due to their load-bearing capabilities. In summary, steel flat bars have a vast and diverse range of applications in industries including construction, manufacturing, automotive, and marine. Their strength, durability, and versatility make them an indispensable component in various sectors.

Q:Can steel flat bars be used for making brackets or supports for lighting fixtures?: Yes, steel flat bars can be used for making brackets or supports for lighting fixtures. Steel flat bars are strong and durable, making them suitable for providing structural support and stability to lighting fixtures. Additionally, steel's high load-bearing capacity ensures that the brackets can effectively hold the weight of the lighting fixtures.

Q:How do you remove burrs or sharp edges from steel flat bars?: To remove burrs or sharp edges from steel flat bars, there are several methods you can use: 1. Grinding: One of the most common methods is using a grinding wheel or belt sander. Simply hold the steel flat bar firmly and run it along the grinding wheel or belt sander, applying moderate pressure. Move the bar back and forth, ensuring all edges are evenly ground until the burrs or sharp edges are removed. 2. Deburring tools: There are various handheld deburring tools available on the market specifically designed for removing burrs and sharp edges from metal surfaces. These tools usually consist of a handle with a replaceable blade or cutting bit. Hold the steel flat bar securely and run the deburring tool along the edges to shave off the burrs. 3. File: A metal file is another effective tool to remove burrs from steel flat bars. Choose a file with a fine or medium tooth pattern, depending on the severity of the burrs. Hold the file at an angle to the steel bar and apply even pressure while moving it back and forth along the edges. Continue filing until the burrs are smoothed out. 4. Sandpaper: If the burrs are not too severe, you can also use sandpaper to remove them. Start with a coarse-grit sandpaper and gradually move to finer grits until the burrs are gone. Wrap the sandpaper around a wooden block or use your hand to sand the edges evenly. Remember to always wear protective gloves and eyewear when working with metal to avoid injury. Additionally, it is crucial to secure the steel flat bar firmly before attempting any of the above methods to ensure stability and prevent accidents.

Q:Are steel flat bars resistant to corrosion?: Yes, steel flat bars are generally resistant to corrosion due to their composition, which includes a high amount of iron and carbon. Additionally, they can be further protected from corrosion by applying coatings or using stainless steel, which contains additional elements like chromium and nickel.

Q:Do steel flat bars have a specific grain orientation?: Steel flat bars do not have a specific grain orientation, unlike materials like wood or certain metals. Steel does not display a visible grain structure. It is an alloy primarily composed of iron and carbon, as well as other elements. The microstructure of steel consists of small crystals called grains. However, these grains are randomly positioned in steel, resulting in no specific direction or pattern of grain orientation in flat bars. This random grain structure contributes to the isotropic properties of steel, ensuring equal strength and durability in all directions.

Q:Can steel flat bars be used for making tools or machinery parts?: Making tools or machinery parts is possible using steel flat bars. Steel is a widely used and adaptable material in the manufacturing industry because of its strength, durability, and resistance to wear and tear. Steel flat bars are easy to shape, cut, and manipulate into desired tool or machinery parts, which makes them popular for different purposes. They can be utilized in constructing frames, supports, brackets, and other structural components in machinery or tools. Moreover, steel flat bars can undergo heat treatment or surface treatments to enhance their properties and optimize their performance in specific applications. In summary, steel flat bars are a dependable and effective choice for creating tools or machinery parts due to their strength, versatility, and compatibility with various manufacturing processes.

Q:Can steel flat bars be painted or coated?: Indeed, one can indeed paint or coat steel flat bars. Steel, being a versatile material, lends itself easily to painting or coating in order to enhance its aesthetics, shield it from corrosion, and augment its resistance against wear and tear. Painting steel flat bars accomplishes not only the addition of visual appeal, but also acts as a safeguard against rust and other environmental elements. Likewise, the application of coatings such as powder coating, galvanizing, or electroplating can further bolster the sturdiness and longevity of steel flat bars. These coatings supply supplementary protection against corrosion and can also confer specific functional attributes, such as resistance to heat or chemicals. Therefore, the practice of painting or coating steel flat bars is widely adopted to improve their appearance and optimize their performance across various applications.

Q:Are steel flat bars suitable for making brackets or supports for fire protection systems?: Yes, steel flat bars are suitable for making brackets or supports for fire protection systems. Steel is known for its strength and durability, making it a reliable material for constructing brackets or supports. Fire protection systems often require sturdy and heat-resistant components, and steel flat bars can meet these requirements. They can be easily fabricated and welded to create customized brackets or supports that can withstand the weight and stress of fire protection systems. Additionally, steel is non-combustible and has a high melting point, which further enhances its suitability for fire protection applications.

Q:Are steel flat bars suitable for machining processes?: Certainly! Steel flat bars are suitable for machining processes. They are typically crafted from low-carbon steel, renowned for its exceptional machinability. This implies that it can be effortlessly cut, drilled, and molded using diverse machining techniques like milling, turning, or grinding. Furthermore, steel is an enduring and robust material, making it perfect for machining applications that necessitate high precision and strict tolerances. Nevertheless, it is important to acknowledge that the machinability of steel flat bars may be influenced by the specific grade and composition. Dissimilar steel grades may possess varied hardness, toughness, and other properties that can impact the machining procedure. Hence, it is recommended to refer to the manufacturer's guidelines or seek professional advice to ascertain the appropriateness of steel flat bars for particular machining processes.

Q:How do you determine the quality of a steel flat bar?: The quality of a steel flat bar can be determined by considering a few factors. Firstly, the material composition should be examined, including the type of steel used and any additional alloying elements. The manufacturing process and standards followed during production also play a crucial role. Inspecting the surface finish, ensuring it is smooth and free from defects or imperfections, is essential. Additionally, evaluating the dimensions, such as width, thickness, and length, to meet the required specifications is important. Finally, conducting tests for strength, hardness, and resistance to corrosion can further help in assessing the quality of a steel flat bar.

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