Hot Rolled Deformed Bar ou Reinforcement Bar 6mm-50mm
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 100000 m.t./month
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Product Description:
OKorder is offering high quality Hot Rolled Steel I-Beams 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:
Deformed bar is widely used in buildings, bridges, roads and other engineering construction. Big to highways, railways, bridges, culverts, tunnels, public facilities such as flood control, dam, small to housing construction, beam, column, wall and the foundation of the plate, deformed bar is an integral structure material. With the development of world economy and the vigorous development of infrastructure construction, real estate, the demand for deformed bar will be larger and larger
Product Advantages:
OKorder's Steel I-Beams are durable, strong, and resist corrosion, exact size, regular package, chemical and mechanical properties are stable.
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: BS4449
Certificates: ISO, SGS, BV, CIQ
Diameter: 6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm,
22mm,25mm,28mm,32mm,36mm,40mm,50mm
Length: 6M, 9M,12M or as required
Packaging: Export packing, nude packing, bundled
Chemical Composition: (Please kindly find our chemistry of our material based on HRB500 as below for your information)
Grade | Technical data of the original chemical composition (%) | ||||||
C | Mn | Si | S | P | V | ||
HRB400 | ≤0.25 | ≤1.60 | ≤0.80 | ≤0.045 | ≤0.045 | 0.04-0.12 | |
Physical capability | |||||||
Yield Strength (N/cm²) | Tensile Strength (N/cm²) | Elongation (%) | |||||
≥400 | ≥570 | ≥14 | |||||
Theoretical weight and section area of each diameter as below for your information:
Diameter(mm) | Section area (mm²) | Mass(kg/m) | Weight of 12m bar(kg) |
6 | 28.27 | 0.222 | 2.664 |
8 | 50.27 | 0.395 | 4.74 |
10 | 78.54 | 0.617 | 7.404 |
12 | 113.1 | 0.888 | 10.656 |
14 | 153.9 | 1.21 | 14.52 |
16 | 201.1 | 1.58 | 18.96 |
18 | 254.5 | 2.00 | 24 |
20 | 314.2 | 2.47 | 29.64 |
22 | 380.1 | 2.98 | 35.76 |
25 | 490.9 | 3.85 | 46.2 |
28 | 615.8 | 4.83 | 57.96 |
32 | 804.2 | 6.31 | 75.72 |
36 | 1018 | 7.99 | 98.88 |
40 | 1257 | 9.87 | 118.44 |
50 | 1964 | 15.42 | 185.04 |
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: What makes stainless steel stainless?
A2: Stainless steel must contain at least 10.5 % chromium. It is this element that reacts with the oxygen in the air to form a complex chrome-oxide surface layer that is invisible but strong enough to prevent further oxygen from "staining" (rusting) the surface. Higher levels of chromium and the addition of other alloying elements such as nickel and molybdenum enhance this surface layer and improve the corrosion resistance of the stainless material.
Q3: Can stainless steel rust?
A3: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.
- Q: Are steel rebars suitable for use in structures with high impact resistance requirements?
- Steel rebars are commonly used in construction due to their high tensile strength and ability to withstand heavy loads. However, when it comes to structures with high impact resistance requirements, steel rebars may not be the most suitable choice. While steel rebars are strong, they have limited impact resistance compared to other materials such as fiberglass or carbon fiber. In structures that are prone to high impact loads, such as bridges, earthquake-resistant buildings, or structures subject to heavy machinery or vehicle collisions, alternative materials may be more appropriate. Fiberglass rebars, for example, offer enhanced impact resistance due to their flexibility and ability to absorb energy without fracturing. They also have a higher strength-to-weight ratio compared to steel rebars. Carbon fiber rebars, on the other hand, possess exceptional impact resistance and are often used in aerospace and military applications. In conclusion, while steel rebars are a reliable choice for many structural applications, structures with high impact resistance requirements may benefit from the use of alternative materials such as fiberglass or carbon fiber rebars. It is important to carefully consider the specific needs and demands of the structure to ensure its durability and safety.
- Q: Are there any health or safety concerns associated with steel rebars?
- Yes, there are potential health and safety concerns associated with steel rebars. Some of the concerns include physical injuries from handling and working with heavy steel bars, such as cuts, bruises, and strains. Additionally, exposure to steel dust or fumes during cutting, welding, or grinding processes can pose respiratory hazards. It is important to follow proper safety protocols, such as wearing personal protective equipment, ensuring proper ventilation, and using appropriate tools, to minimize these risks.
- Q: How do steel rebars affect the thermal conductivity of a structure?
- The thermal conductivity of a structure can be greatly affected by steel rebars. Unlike other construction materials like concrete, steel has a much higher thermal conductivity. When steel rebars are embedded in concrete structures, they create an easier path for heat to flow through the structure. This increased thermal conductivity can have both positive and negative impacts. On the positive side, the presence of steel rebars allows for efficient heat transfer, which can be advantageous in certain applications. For instance, in buildings with heating or cooling systems, the steel rebars can help distribute the desired temperature more evenly throughout the structure. Nevertheless, the increased thermal conductivity can also lead to negative consequences. In buildings where thermal insulation is vital, such as those in extreme climates, the steel rebars can result in higher heat loss or gain. As a result, this can lead to increased energy consumption and higher costs for heating or cooling. To address these negative effects, various insulation techniques can be utilized to reduce heat transfer through the steel rebars. One common approach is to add insulation layers around the rebars or use materials with lower thermal conductivity in the concrete mixture. These measures can help minimize the impact of steel rebars on the overall thermal conductivity of the structure. In conclusion, steel rebars have a significant influence on the thermal conductivity of a structure. While they can enhance heat distribution in certain cases, they can also contribute to increased energy consumption and heat loss. Proper insulation techniques should be implemented to minimize these negative effects and optimize the thermal performance of the structure.
- Q: Can steel rebars be used in the construction of educational institutions?
- Yes, steel rebars can be used in the construction of educational institutions. Steel rebars are commonly used in reinforced concrete structures to provide strength and durability. They help reinforce and support concrete, making it suitable for various construction projects, including educational institutions. The use of steel rebars ensures the structural integrity of buildings, allowing them to withstand the test of time and provide a safe learning environment for students and faculty.
- Q: Can steel rebars be used in the construction of educational institutions and schools?
- Yes, steel rebars can be used in the construction of educational institutions and schools. Steel rebars are commonly used as reinforcement in concrete structures, including educational buildings. They provide strength and durability to the structure, ensuring its safety and longevity. Additionally, steel rebars are fire-resistant, corrosion-resistant, and have high tensile strength, making them suitable for constructing educational institutions and schools.
- Q: Can steel rebars be used in structures with high aesthetic requirements?
- Yes, steel rebars can be used in structures with high aesthetic requirements. While rebars are primarily used for their structural strength and reinforcement purposes, they can also be incorporated into architectural designs to enhance the visual appeal of a structure. With various surface finishes and coatings available, steel rebars can be customized to meet specific aesthetic requirements, ensuring they blend seamlessly with the overall design and aesthetics of the structure.
- Q: Are there any alternatives to steel rebars?
- Yes, there are several alternatives to steel rebars in construction. Some common alternatives include fiber-reinforced polymer (FRP) rebars, basalt rebars, and glass-fiber-reinforced polymer (GFRP) rebars. These alternatives offer advantages such as corrosion resistance, lightweight, and high tensile strength, making them suitable for various construction applications. However, the choice of rebars depends on specific project requirements and structural considerations.
- Q: Can steel rebars be used in structures with limited construction permits?
- Structures with limited construction permits often permit the use of steel rebars, given their widespread application in construction for their robustness and endurance. Nevertheless, it is crucial to refer to the construction permits for detailed regulations and constraints. These permits may impose limitations on the materials employed, encompassing rebar dimensions and composition. To ensure conformity with the construction permits and ascertain the permissibility of steel rebars in a specific structure, it is advisable to seek guidance from a structural engineer or the local building authority.
- Q: How are steel rebars protected from fire damage?
- Steel rebars are protected from fire damage through various methods. One commonly used method is the application of fire-resistant coatings. These coatings are specifically designed to withstand high temperatures and prevent the steel from reaching its critical temperature, which is when it starts to lose its structural integrity. Another method is the use of fire-resistant concrete encasement. In this method, the rebars are embedded within a layer of concrete that has been specifically designed to resist fire. This concrete acts as a barrier, preventing the heat from directly reaching the steel rebars and thus protecting them from fire damage. Additionally, fire-resistant wraps or blankets can be used to provide temporary protection to steel rebars during construction. These wraps are made from fire-resistant materials and are applied directly to the rebars, creating a barrier that prevents direct exposure to fire. It is important to note that the level of fire protection required for steel rebars depends on the specific building codes and regulations in place. These codes typically specify the minimum fire resistance rating that must be achieved for structural elements, including rebars, in order to ensure the safety of the building and its occupants.
- Q: What are the advantages of using corrosion-resistant steel rebars?
- The advantages of using corrosion-resistant steel rebars are that they provide increased durability, longer lifespan, reduced maintenance costs, and enhanced structural integrity in reinforced concrete structures.
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Hot Rolled Deformed Bar ou Reinforcement Bar 6mm-50mm
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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