Hot rolled steel flat bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 m.t.
- Supply Capability:
- 100000 m.t./month
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Specification
Product Description:
OKorder is offering hot rolled steel flat bar for construction at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Hot rolled steel flat bar 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 Steel flat bar 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:
Commodity: Carbon Steel Flat Bar
Standard: GB, JIS, ASTM,
Material: Q235, SS400 or Equivalent
Origin place: China
Thickness: 3mm-30mm
Width:20mm-200mm
Length: Max 12m
Certification: SGS/BV
Chemical composition
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
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 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
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.
Production Flow
The Carbon 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.
FAQ:
Q1: How do we guarantee the quality of our products?
A1: 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.
Q2: How soon can we receive the product after purchase?
A2: 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 used for making architectural structures?
- Yes, steel flat bars can be used for making architectural structures. Steel is a strong and durable material that is commonly used in construction due to its high tensile strength and resistance to various weather conditions. Steel flat bars can be easily fabricated and manipulated into various shapes and sizes, making them versatile for different architectural designs. They can be used for constructing beams, columns, frames, and various other structural elements in buildings. Additionally, steel is a sustainable and recyclable material, making it an environmentally friendly choice for architectural applications. Overall, steel flat bars are widely used in the construction industry and can be effectively utilized for making architectural structures.
- Q: How is a steel flat bar different from other types of steel bars?
- A steel flat bar, as the name suggests, is characterized by its flat and rectangular shape. Unlike other types of steel bars such as round or square bars, which have circular or square cross-sections respectively, a flat bar has a wide and flat surface area. This unique shape makes it ideal for applications where a strong and sturdy support or structural element is required, such as in construction, manufacturing, or DIY projects.
- Q: What are the different types of surface coatings available for steel flat bars?
- Steel flat bars can be coated with various types of surface coatings, each offering its own advantages and characteristics. 1. Galvanized Coating: Applying a layer of zinc to the steel flat bar surface is a commonly used coating. This coating provides excellent protection against corrosion and environmental factors, preventing rust. 2. Powder Coating: In this process, a dry powder is applied to the steel flat bar and then heated to create a durable coating. Powder coating is popular for both decorative and protective purposes due to its wide range of colors and finishes. 3. Epoxy Coating: Known for its strong adhesion and chemical resistance, epoxy coatings create a tough and durable layer on the steel flat bar. This makes them suitable for industrial applications in harsh environments. 4. Paint Coating: A cost-effective option for protecting steel flat bars, paint coatings come in various colors and finishes. They provide both aesthetic appeal and corrosion protection. 5. Anodized Coating: While commonly used on aluminum, anodizing can also be applied to steel flat bars. This process creates an oxide layer that enhances corrosion resistance and improves the appearance of the steel. 6. Chrome Plating: By depositing a layer of chromium onto the steel flat bar surface, chrome plating offers excellent hardness, wear resistance, and a polished appearance. 7. Phosphate Coating: Often used as a pre-treatment before painting or powder coating, phosphate coatings enhance the adhesion of subsequent coatings and provide additional corrosion resistance. When choosing the appropriate surface coating for steel flat bars, it is important to consider the specific requirements of your application. Factors such as corrosion resistance, durability, aesthetics, and cost should be taken into account to ensure the best choice for your needs.
- Q: What is the difference between hot-rolled and cold-rolled steel flat bars?
- The main difference between hot-rolled and cold-rolled steel flat bars lies in the manufacturing process. Hot-rolled steel flat bars are produced by heating a billet of steel and passing it through a series of rollers at a high temperature. This process results in a rougher surface and less precise dimensions. In contrast, cold-rolled steel flat bars are manufactured by cooling the hot-rolled steel and then passing it through rollers at room temperature. This process produces a smoother surface, tighter tolerances, and more precise dimensions.
- Q: How do steel flat bars compare to other types of steel bars?
- Steel flat bars have a distinct advantage over other types of steel bars due to their unique shape and versatility. They offer a smooth, flat surface which makes them ideal for various applications such as construction, manufacturing, and fabrication. Unlike round or square bars, flat bars have a larger surface area, allowing for increased strength and stability. Additionally, their shape makes them easier to cut, shape, and weld, making them a popular choice in many industries. Overall, steel flat bars are highly efficient and widely preferred for their superior performance and adaptability.
- Q: What is the appearance of hot galvanizing and cold galvanized flat steel?
- The hot-dip galvanized pipe is an alloy layer that causes molten metal to react with the iron matrix, thus combining the substrate with the two coating. Hot dip galvanizing is the first steel pickling, in order to remove iron, steel pipe surface after pickling, cleaning by ammonium chloride or zinc chloride solution or ammonium chloride and zinc chloride aqueous solution tank, and then into the hot dip tank. Hot dip galvanizing has coatingThe utility model has the advantages of uniform force, strong adhesion, long service life, etc..
- Q: What is the maximum thickness available for steel flat bars?
- The available maximum thickness for steel flat bars can differ depending on the manufacturer and the specific grade of steel employed. Nevertheless, one can typically find steel flat bars with thicknesses ranging from 1/8 inch to 1 inch, or possibly thicker. It is worth noting that thicker steel flat bars are generally less prevalent and may necessitate special ordering or fabrication. Moreover, certain specialized steel alloys or custom-made flat bars may offer even greater maximum thickness options.
- Q: How do steel flat bars perform under cyclic loading conditions?
- Steel flat bars are known for their excellent performance under cyclic loading conditions. Due to their inherent strength and durability, steel flat bars can withstand repeated loading and unloading cycles without significant deformation or failure. The high tensile strength and elasticity of steel allow it to absorb and distribute the applied load evenly, preventing localized stress concentrations that could lead to fatigue or fracture. When subjected to cyclic loading, steel flat bars exhibit a phenomenon known as the S-N curve, which describes the relationship between stress amplitude and the number of cycles to failure. Initially, the steel flat bar can withstand a large number of cycles at low stress amplitudes without any noticeable damage. However, as the stress amplitude increases, the number of cycles to failure decreases. Nevertheless, steel flat bars have a long fatigue life and can endure a considerable number of cycles before failure. This is due to their ability to self-heal and resist crack propagation. Even if small cracks form during cyclic loading, the high yield strength and toughness of steel enable it to resist further crack growth, preventing catastrophic failure. Furthermore, the surface finish of steel flat bars plays a crucial role in their performance under cyclic loading conditions. A smooth surface finish helps to reduce the initiation and propagation of cracks, thereby enhancing their fatigue resistance. In summary, steel flat bars excel in handling cyclic loading conditions. Their high strength, elasticity, and ability to self-heal and resist crack propagation make them a reliable choice for applications subjected to repeated loading and unloading. However, it is crucial to consider the stress amplitude and surface finish to ensure optimal performance and longevity of steel flat bars under cyclic loading conditions.
- Q: The difference between galvanized round bar and galvanized flat steel
- Galvanized round bar and galvanized flat steel are of different shapes and different uses.
- Q: Can steel flat bars be used for creating stair treads or grating?
- Yes, steel flat bars can be used for creating stair treads or grating. Steel flat bars are commonly used in construction and industrial applications due to their strength and durability. They can be easily fabricated and welded to create stair treads or grating that provide a sturdy and safe walking surface. The flat bars can be arranged in various patterns to allow for proper drainage and airflow, making them suitable for use in outdoor areas or industrial settings. Additionally, steel flat bars can be coated or treated to enhance their resistance to corrosion, further increasing their suitability for these applications.
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Hot rolled steel flat bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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