Carbon Steel Flat Bar in Grade Q235 with High Quality

Carbon Steel Flat Bar in Grade Q235 with High Quality System 1

Carbon Steel Flat Bar in Grade Q235 with High Quality

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 25 m.t.

Supply Capability:: 100000 m.t./month

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Specification of Carbon Steel Flat Bar

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 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

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

Usage/Applications of Carbon 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 Carbon Steel Flat Bar

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.

Q: Can steel flat bars be cold worked or hot worked?: Steel flat bars can be both cold worked and hot worked, depending on the desired outcome. Cold working refers to the process of shaping or forming the steel at room temperature through techniques such as rolling, bending, or drawing. This method is commonly used to improve the strength and hardness of the steel, as well as to achieve precise dimensions and smooth surfaces. On the other hand, hot working involves shaping or forming the steel at elevated temperatures, typically above its recrystallization temperature. This process allows for greater plasticity and easier deformation of the steel. Hot working methods include forging, extrusion, and hot rolling. It is often used to produce complex shapes, reduce internal stresses, and enhance the material's grain structure. The choice between cold working and hot working steel flat bars depends on various factors, such as the desired mechanical properties, the complexity of the shape, and the equipment and resources available. Cold working is generally preferred for smaller-scale operations and when precise dimensions and surface finish are crucial. Hot working is more suitable for larger-scale production and when the steel needs to be shaped into intricate or complex forms.

Q: Can steel flat bars be used in the construction of industrial structures?: Yes, steel flat bars can be used in the construction of industrial structures. They are commonly used for framing, support beams, and bracing in various industrial applications due to their strength, durability, and versatility. Steel flat bars provide structural stability and can withstand heavy loads, making them suitable for constructing industrial buildings and facilities.

Q: How many years can hot dip galvanized flat steel be used?: Coastal areas usually refer to a region within a mile of the sea. The ocean atmosphere can spread deeper inland, especially on islands. The prevailing winds come from the ocean, and the climate is bad. If the wind is mixed with ocean fog, especially due to evaporation and accumulation of salt deposits, coupled with less rain and less frequent rain erosion, coastal conditions will be even more unfavourable. If there is any industrial pollution, there is more corrosive. Hot galvanized flat steel in such circumstances, usually 20 years or so.

Q: Are steel flat bars commonly used in the transportation industry?: Indeed, steel flat bars find widespread usage within the transportation industry. Their application extends to the fabrication of diverse vehicle types, encompassing automobiles, trucks, and trailers. The utilization of steel flat bars yields manifold benefits, primarily in terms of their robustness and resilience, rendering them a prime selection for bolstering substantial burdens and enduring the arduous demands of transport. Furthermore, their malleability and weldability facilitate effortless shaping and joining, thereby affording flexibility in both design and construction. In summary, the indispensable role of steel flat bars in the transportation sector lies in furnishing indispensable structural reinforcement and ensuring the secure and effective conveyance of goods and individuals.

Q: Can steel flat bars be used for structural support?: Yes, steel flat bars can be used for structural support. They are commonly used in construction projects to provide stability and support in various applications such as beams, columns, braces, and frames. The high strength and durability of steel make it an ideal material for structural support, ensuring the safety and stability of the structure.

Q: How do steel flat bars contribute to the overall efficiency of industrial structures?: Steel flat bars contribute to the overall efficiency of industrial structures by providing strength, stability, and versatility in construction. These bars are commonly used as structural components, such as beams, columns, and braces, due to their high tensile strength and ability to withstand heavy loads. Their flat shape allows for easy fabrication and welding, making them a cost-effective choice for constructing various industrial structures. Additionally, steel flat bars offer excellent durability, corrosion resistance, and long-term performance, ensuring the longevity and reliability of the overall structure.

Q: What are the different types of surface finishes for brass steel flat bars?: Brass steel flat bars come in various surface finishes, each with its own unique properties and visual appeal. Here are some of the most commonly used finishes: 1. Mill Finish: The most basic and natural finish achieved during the manufacturing process. This finish has a rough and uneven appearance, with noticeable tool marks and imperfections. It is often chosen for its cost-effectiveness and suitability in applications that don't require a smooth or polished surface. 2. Brushed Finish: Achieved by brushing the surface of the brass steel flat bar with abrasive materials, typically in a linear pattern. This creates a smooth and uniform texture with visible brush marks. Brushed finish is preferred for applications that call for a decorative and modern look. 3. Polished Finish: Involves enhancing the surface of the brass steel flat bar to achieve a high level of shine and reflectivity. This is done through a series of polishing and buffing processes, using progressively finer abrasive materials. Polished finish is commonly used in decorative applications, as it creates a luxurious and elegant appearance. 4. Satin Finish: Similar to brushed finish, but exhibits a softer and more refined texture. Achieved by using fine abrasive materials to create a smooth and consistent non-reflective surface. Satin finish is chosen for its matte appearance and its ability to conceal scratches and fingerprints, making it suitable for highly visible applications like architectural elements and furniture. 5. Antique Finish: Involves treating the surface of the brass steel flat bar to give it an aged or weathered appearance. This can be achieved through chemical treatments, oxidation, or distressing techniques. Antique finish is commonly used in furniture and decorative items to add a vintage or rustic look. 6. Powder Coating: A process in which a dry powder is electrostatically applied to the surface of the brass steel flat bar and then cured to form a durable and protective layer. Powder coating offers a wide range of color options and provides excellent resistance to corrosion, chemicals, and UV rays. It is a popular choice for outdoor applications due to its versatility and durability. These are just a few examples of the surface finishes available for brass steel flat bars. The choice of finish depends on the desired aesthetic, functionality, and specific requirements of the application.

Q: Are steel flat bars used in the manufacturing of agricultural machinery?: Steel flat bars are frequently employed in the production of agricultural machinery. These flat bars find extensive use in structural elements, like frames, supports, and brackets, owing to their exceptional strength and durability. They confer stability and rigidity to the machinery, guaranteeing its ability to endure substantial loads and challenging operating conditions. Furthermore, steel flat bars possess excellent weldability, rendering them a versatile option for connecting various parts of agricultural machinery. In conclusion, the incorporation of steel flat bars in the manufacturing process of agricultural machinery serves to augment the performance, lifespan, and dependability of these machines in the agricultural sector.

Q: Are steel flat bars used in the automotive industry?: Yes, steel flat bars are commonly used in the automotive industry. They are utilized in various applications such as chassis construction, suspension components, and body reinforcements due to their strength, durability, and versatility.

Q: What is the typical hardness range for steel flat bars?: The hardness range of steel flat bars can differ based on the particular grade and heat treatment of the steel. Nevertheless, on the whole, the hardness range of steel flat bars typically falls within 120 and 300 on the Brinell hardness scale (HB). This range is frequently employed in diverse industrial applications such as construction, manufacturing, and toolmaking. It is essential to acknowledge that the desired hardness range of steel flat bars will ultimately hinge on the intended usage and specific project requirements.

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