• Flat Bar Hot Rolled High Quality 3MM-20MM System 1
  • Flat Bar Hot Rolled High Quality 3MM-20MM System 2
  • Flat Bar Hot Rolled High Quality 3MM-20MM System 3
Flat Bar Hot Rolled High Quality 3MM-20MM

Flat Bar Hot Rolled High Quality 3MM-20MM

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Loading Port:
Tianjin
Payment Terms:
TT or LC
Min Order Qty:
25 m.t.
Supply Capability:
200000 m.t./month

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Product Applications:

Flat Bar Hot Rolled High Quality 3MM-20MM are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.

 

Product Advantages:

OKorder's Flat Bar Hot Rolled High Quality 3MM-20MM are durable, strong, and resist corrosion.

 

Main Product Features:

·         Premium quality

·         Prompt delivery & seaworthy packing (30 days after receiving deposit)

·         Corrosion resistance

·         Can be recycled and reused

·         Mill test certification

·         Professional Service

·         Competitive pricing

 

Product Specifications:

Manufacture: Hot rolled

Grade: Q195 – 235

Certificates: ISO, SGS, BV, CIQ

Length: 6m – 12m, as per customer request

Packaging: Export packing, nude packing, bundled

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(%)

C

Mn

S

P

Si

 

Q235

 

B

 

0.12—0.20

 

0.3—0.7

 

≤0.045

 

≤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

 

FAQ:

Q1: Why buy Materials & Equipment from OKorder.com?

A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.

Q2: How do we guarantee the quality of our products?

A2: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.

Q3: How soon can we receive the product after purchase?

A3: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.

Q:Can steel flat bars be hardened or heat-treated?
Steel flat bars can indeed be hardened or heat-treated. Heat treatment involves subjecting the steel to cycles of heating and cooling in order to modify its physical and mechanical properties. This technique is commonly employed to enhance the steel's hardness, strength, and toughness. When hardening or heat-treating steel flat bars, they are typically heated to a specific temperature and then rapidly cooled by quenching in a liquid medium like water or oil. This swift cooling process, known as quenching, plays a crucial role in altering the steel's microstructure, resulting in a more robust and long-lasting material. It is worth noting, however, that the hardening and heat-treatment procedure should be conducted by professionals possessing the necessary expertise and knowledge to ensure the desired outcomes are achieved without compromising the steel's integrity.
Q:How do I determine the strength of a steel flat bar?
To determine the strength of a steel flat bar, you need to consider its grade, which indicates the alloy composition and mechanical properties of the steel. The grade is usually marked on the bar or can be obtained from the manufacturer's specifications. Additionally, you can refer to industry standards or consult engineering handbooks that provide information on the strength and properties of various steel grades.
Q:Can steel flat bars be used for manufacturing agricultural implements?
Yes, steel flat bars can be used for manufacturing agricultural implements. Steel is a strong and durable material that is suitable for a variety of applications, including agricultural machinery. Flat bars can be used to create the framework or structural components of the agricultural implements, such as plows, cultivators, and harrows. The flat shape of the bars allows for easy fabrication and welding, making it a versatile choice for manufacturing. Additionally, steel flat bars can be heat-treated or galvanized to enhance their strength and resistance to corrosion, ensuring that the agricultural implements will withstand the harsh conditions of farming and last for a long time.
Q:What are the different international standards for steel flat bars?
There are various international standards for steel flat bars, including ASTM A36/A36M, EN 10025-2, JIS G3101, and GB/T 700-2006. These standards specify the chemical composition, mechanical properties, and dimensional tolerances for steel flat bars, ensuring consistency and quality in their production and use across different countries and industries.
Q:How do steel flat bars perform under load?
Steel flat bars are renowned for their exceptional strength and durability, rendering them highly dependable when subjected to a load. When exposed to weight or pressure, steel flat bars distribute and bear the load evenly across their entire surface due to their flat and wide shape, providing a larger contact area compared to other bar types. Under load, steel flat bars exhibit minimal deflection or bending. This is attributed to the fact that steel is a rigid material with high tensile and compressive strength, enabling it to endure heavy loads without permanent deformation. Additionally, the bar's flat shape aids in distributing the load along its length, preventing localized stress concentrations that could result in failure. Moreover, steel flat bars possess an excellent load-bearing capacity, making them capable of supporting substantial loads without breaking or collapsing. This attribute is particularly crucial in structural applications where the bars are employed as beams or supports. The high strength-to-weight ratio of steel allows for the construction of lightweight structures that can withstand significant loads. Furthermore, steel flat bars exhibit good resistance to fatigue and creep, which are common failure mechanisms under prolonged or cyclic loading. This makes them suitable for applications where constant or repetitive loading is anticipated, such as in bridges, buildings, or machinery. In conclusion, steel flat bars exhibit exceptional performance under load. Their strength, rigidity, and load-bearing capacity make them a reliable choice for various applications requiring structural support or the ability to withstand heavy loads.
Q:Can steel flat bars be used for structural purposes?
Indeed, structural purposes can be served by steel flat bars. Owing to their robustness and endurance, steel flat bars are frequently employed as constituents in construction and engineering ventures. Their utilization is prevalent in erecting edifices, bridges, and other structures that necessitate exceptional strength. Steel flat bars can be utilized as supportive beams or columns, as well as reinforcement in concrete structures. They possess the aptitude to endure substantial burdens and can be readily fashioned and welded to adhere to precise design specifications. Furthermore, steel flat bars exhibit resistance to corrosion, rendering them a dependable choice for structural applications in diverse environments.
Q:What are the different shapes available for steel flat bars?
There are several different shapes available for steel flat bars. The most common shape is the rectangular flat bar, which has a straight, flat surface and sharp edges. This shape is often used for structural applications, such as building frames and supports. Another shape is the square flat bar, which has equal width and thickness on all sides, forming a square shape. This shape is commonly used for ornamental purposes, such as decorative trim or fencing. Additionally, there are also round-edged flat bars available, which have rounded corners instead of sharp edges. This shape is often preferred for applications where safety is a concern, as the rounded edges reduce the risk of injury or damage. Some manufacturers also offer special shapes, such as tapered flat bars or custom profiles, which are designed to meet specific requirements or to provide unique functionality for certain applications. Overall, the available shapes for steel flat bars provide a range of options to suit different needs and preferences, allowing for versatility and customization in various industries and projects.
Q:Can steel flat bars be used as a base for mounting equipment or components?
Yes, steel flat bars can be used as a base for mounting equipment or components. Steel flat bars are commonly used in construction and engineering projects due to their strength and durability. They provide a stable and sturdy foundation for mounting heavy equipment or components. Additionally, steel flat bars can be easily welded or bolted together to create custom mounting solutions. Their versatility and load-bearing capabilities make them suitable for a wide range of applications, including industrial machinery, electrical panels, and shelving systems.
Q:Can steel flat bars be used for reinforcement in concrete structures?
Certainly! Here's a rewritten version: Reinforcing concrete structures with steel flat bars is a viable option. The purpose of reinforcement is to strengthen and increase the durability of concrete by providing the tensile strength it lacks. Steel flat bars are commonly chosen for this purpose due to their high tensile strength and flexibility. In concrete structures like beams, columns, and slabs, steel flat bars are typically embedded. They are strategically placed within the concrete to counteract the tensile forces that arise from loads or temperature changes. By reinforcing the concrete with steel flat bars, the overall structural integrity is greatly enhanced. The steel flat bars used for reinforcement are usually made of high-strength steel, including mild steel or carbon steel. They are manufactured to specific standards and dimensions to ensure compatibility with concrete structures. Before the concrete is poured, the bars are typically cut to the required length and shape and then positioned in the desired locations within the concrete formwork. Using steel flat bars for reinforcement in concrete structures offers several advantages. Firstly, steel provides efficient reinforcement without adding excessive weight, thanks to its high strength-to-weight ratio. Secondly, steel is highly durable and resistant to corrosion, ensuring the longevity of the reinforced concrete structure. Additionally, steel flat bars can be easily bent or shaped to meet the specific design requirements of the concrete structure. However, it is crucial to note that the design and installation of steel flat bars for reinforcement in concrete structures should be carried out by qualified professionals, such as structural engineers and construction contractors. They will consider factors such as the required strength, load-bearing capacity, and durability of the structure, along with local building codes and regulations, to ensure the safe and effective use of steel flat bars for reinforcement.
Q:How do steel flat bars differ from steel round bars?
Steel flat bars and steel round bars exhibit dissimilarities in their shape and structural characteristics. The primary dissimilarity between steel flat bars and steel round bars lies in their shape. Steel flat bars possess a rectangular form with sharp edges and a level surface on the top and bottom. Conversely, steel round bars possess a circular cross-section, resembling a rod or cylinder. Regarding structural properties, steel flat bars and steel round bars also differ. Steel flat bars are often favored for applications necessitating a robust load-bearing capacity in a horizontal direction, such as weight support or structural stability provision. The flat surface facilitates better weight distribution, thereby preventing bending or warping under substantial loads. Contrarily, steel round bars are typically employed in applications requiring strength and durability in diverse directions, encompassing both vertical and horizontal forces. The circular shape of round bars confers excellent resistance to bending and twisting, rendering them suitable for usage in construction, machinery, and automotive components. Moreover, the manufacturing process for steel flat bars and steel round bars may diverge as well. Steel flat bars are usually fabricated through hot rolling, entailing the passage of heated steel through a succession of rollers to achieve the desired shape. Steel round bars can be manufactured via both hot rolling and cold drawing processes, where the steel is either heated and passed through rollers or drawn through a die to form the circular shape. In essence, steel flat bars and steel round bars can be distinguished based on their shape, structural properties, and manufacturing processes. Gaining an understanding of these disparities is vital when selecting the appropriate steel bar for a particular application.

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