Hot Rolled Seel Flat Bars with Best price
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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Product Description:
OKorder is offering high quality Flat Bar 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:
Flat Bars 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 Flats 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:
Manufacture: Hot Rolled
Grade: Q195 – 235 ;SS400
Certificates: ISO, SGS, BV, CIQ
Length: 6m – 12m, as per customer request
Packaging: Export packing, nude packing, bundled
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: How soon can we receive the product after purchase?
A1: 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.
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.
Q3: The products are invoicing on theoritical weight or on actual weight basis ?
A3: We can do it in both manners, according to buyers' requirement.
Q4: What is the normal tolerance of flat bars?
A4: Normally 7%-9%, but we can also produce the goods according to the customers' requests.
Images:
- Q:What are the different types of surface defects that can be found in steel flat bars?
- Steel flat bars can exhibit various surface defects that can impact their quality and performance. These defects can vary in severity and include: 1. Scale: During the hot rolling process, a layer of oxide called scale can form on the steel surface. Although it can be removed, it may leave behind an uneven or rough surface. 2. Pitting: Small depressions or craters on the steel surface, known as pitting, can result from corrosion, improper storage, or manufacturing processes. 3. Scratches: Visible marks or lines, caused by handling, transportation, or processing, can be observed on the steel surface. While they may not affect structural integrity, they can impact the steel's aesthetic appeal. 4. Lamination: Poor quality control during manufacturing or excessive rolling can cause the separation or splitting of steel layers along the surface, referred to as lamination. 5. Roll marks: Roll marks are repetitive patterns or lines caused by the rolling process. These marks can affect the steel's appearance and flatness. 6. Inclusions: Non-metallic substances, such as oxides, slag, or impurities, can become trapped in the steel during manufacturing, resulting in visible spots or irregularities on the surface. 7. Decarburization: Exposure to high temperatures or improper heat treatment can cause the loss of carbon content in the steel surface, leading to a softer or weaker layer, known as decarburization. 8. Cracks: Excessive stress, improper cooling, or poor manufacturing practices can cause visible fractures or breaks in the steel surface, compromising its strength and integrity. Inspecting and identifying these surface defects in steel flat bars is crucial to ensure compliance with required specifications and standards. Depending on the severity, appropriate measures such as grinding, polishing, or rejection of the material may be necessary.
- Q:How do steel flat bars perform in terms of water resistance?
- Steel flat bars are generally not very water resistant. Steel is prone to rusting when exposed to moisture or water. If the steel flat bars are not properly treated or protected, they can easily corrode and degrade when in contact with water. However, if the steel flat bars are coated with a protective layer such as paint or galvanized coating, their water resistance can be significantly improved. These coatings act as a barrier, preventing water from directly coming into contact with the steel surface and reducing the risk of rusting. Additionally, regular maintenance and proper storage of steel flat bars can help prolong their lifespan and enhance their water resistance.
- Q:Can steel flat bars be used in architectural applications?
- Yes, steel flat bars can indeed be used in architectural applications. Steel flat bars are versatile and durable, making them suitable for various architectural uses. They can be utilized in the construction of structural elements such as beams, columns, and braces, providing stability and strength to buildings. Additionally, steel flat bars can be used for decorative purposes, such as handrails, balustrades, and cladding, adding a modern and sleek aesthetic to architectural designs. With their high tensile strength and resistance to corrosion, steel flat bars are a reliable choice for architects seeking both functionality and aesthetics in their projects.
- Q:Are steel flat bars prone to warping or bending?
- Steel flat bars are generally known for their strength and durability, making them less prone to warping or bending compared to other materials. However, it is important to note that steel flat bars can still warp or bend under certain circumstances. Factors such as excessive heat, overloading, inappropriate storage, or inadequate structural support can contribute to the deformation of steel flat bars. To minimize the risk of warping or bending, it is recommended to use high-quality steel flat bars, ensure proper installation and structural support, and avoid subjecting them to extreme conditions or excessive loads.
- Q:Are steel flat bars commonly used in the construction of industrial buildings?
- Steel flat bars are frequently utilized in the construction of industrial buildings. Steel is an adaptable and long-lasting substance that is extensively employed in construction because of its robustness and capacity to endure substantial loads. In industrial buildings, flat bars are favored as they provide a steady and uniform surface for supporting structures, framing, and reinforcement. They serve as beams, columns, and braces, offering crucial structural stability to the building. Moreover, steel flat bars are easily manipulated and can be tailored to suit specific design prerequisites, making them the preferred option in industrial construction undertakings.
- Q:Are steel flat bars suitable for load-bearing shelves or platforms?
- Indeed, load-bearing shelves or platforms can be effectively supported by steel flat bars. The strength and durability associated with steel render it an exceptional selection for sustaining substantial loads. The flat bars furnish a secure and steady surface for shelves or platforms, guaranteeing their ability to withstand weight without any deformation or sagging. Moreover, the simple welding or bolting of steel flat bars together facilitates the creation of a robust and dependable structure. All in all, steel flat bars prove to be a dependable and pragmatic choice for load-bearing shelves or platforms across a range of settings, encompassing industrial warehouses, garages, and even residential areas.
- Q:What are the different types of steel surface treatments available for flat bars?
- There are several types of steel surface treatments available for flat bars, including hot-dip galvanizing, electroplating, powder coating, and painting. These treatments help to enhance the corrosion resistance, durability, and aesthetic appearance of the flat bars, making them suitable for various applications in industries such as construction, automotive, and manufacturing.
- Q:Can steel flat bars be heat treated?
- Yes, steel flat bars can be heat treated. Heat treatment is a process used to alter the physical and mechanical properties of steel by subjecting it to specific heating and cooling cycles. This process is commonly used to increase the hardness, strength, and toughness of the steel flat bars. Heat treatment can be performed through various methods such as annealing, normalizing, quenching, and tempering, depending on the desired outcome. Each method involves heating the steel to a specific temperature and then cooling it at a controlled rate. Heat treatment is commonly employed in industries such as manufacturing, construction, and automotive to enhance the performance and durability of steel flat bars.
- Q:What are the different sizes available for steel flat bars?
- There is a range of sizes available for steel flat bars to meet different needs and applications. The dimensions of steel flat bars typically vary from 1/8 inch in thickness and 1/2 inch in width to 1 inch in thickness and 12 inches in width. Some commonly used sizes include 1/4 inch in thickness and 1/2 inch in width, 3/8 inch in thickness and 1 inch in width, and 1/2 inch in thickness and 2 inches in width. Moreover, larger sizes of steel flat bars can be obtained, such as 1 inch in thickness and 6 inches or wider in width. The specific size required will depend on the intended purpose of the steel flat bar, whether it is for structural support, fabrication, or general construction. It is advisable to consult a steel supplier or manufacturer to determine the most appropriate size for your particular application.
- Q:What are the different manufacturing processes for steel flat bars?
- Producing steel flat bars involves several manufacturing processes, which vary depending on the desired specifications and requirements of the final product. Commonly used processes for steel flat bars include hot rolling, cold rolling, shearing, slitting, laser cutting, and saw cutting. Hot rolling is the most widely used method. It involves heating a large steel slab, passing it through rollers to reduce thickness and shape it into a flat bar, and then cooling and cutting it to the desired length. Cold rolling, on the other hand, involves heating the steel and passing it through rollers at room temperature to improve surface finish and dimensional accuracy. Shearing is a cutting process used for smaller quantities or specific dimensions. It involves cutting large steel plates or sheets into smaller flat bars using a shearing machine. Slitting is similar to shearing, but it involves cutting wide steel coils into narrower strips, which are then rolled into flat bars. This process is commonly used for precise dimensions. Laser cutting is a modern and precise method. It uses a high-powered laser beam to melt or vaporize the steel, creating a clean and accurate cut. Laser cutting is often used for complex shapes and specialized applications. Saw cutting involves using a saw blade to cut through the steel and produce flat bars. It is commonly used for cutting large steel sections or when a specific length is required. These are just a few examples of the manufacturing processes used for steel flat bars. The choice of method depends on factors such as desired dimensions, tolerances, surface finish, and production volume. Each process has its advantages and limitations.
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Hot Rolled Seel Flat Bars with Best price
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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