Hot Rolled Steel Rebars Deformed bar EN standard
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 10000 m.t./month
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Product Description:
OKorder is offering Hot Rolled Steel Rebars Deformed bar EN standard 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 African, South American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Hot Rolled Steel Rebars Deformed bar EN standard are ideal for structural applications and are widely used in forest region, Mines, factories and construction sites laid of the place such as temporary transport line and light motorcycles with line..
Product Advantages:
OKorder's Hot Rolled Steel Rebars Deformed bar EN standard are durable, strong, and wide variety of sizes.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Product Specifications:
Manufacture: Hot rolled
Grade: HRB335,HRB400,HRB500
Certificates: ISO, SGS, BV, CIQ
Diameter:6mm-10mm
Packing: products are packed in bundles and shipped by break bulk or containers
Deformed Steel Bar | ||
Diameter (MM) | Cross Sectional Area (MM2) | Theorectical Weight (KG/M) |
6 | 28.27 | 0.222 |
8 | 50.27 | 0.395 |
10 | 78.54 | 0.617 |
12 | 113.1 | 0.888 |
14 | 153.9 | 1.21 |
16 | 201.1 | 1.58 |
18 | 254.5 | 2 |
20 | 314.2 | 2.47 |
22 | 380.1 | 2.98 |
25 | 490.9 | 3.85 |
28 | 615.8 | 4.83 |
32 | 804.2 | 6.31 |
FAQ:
Q1: what is the difference between actual weight and theoretical weight?
A1: All the section steel has two weights: actual weight and theoretical weight. Actual weight is the weighing out when the product delivered from the mill. Theoretical weight is calculated by pieces. The invoice can be based on each of them as your request.
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 arrange production. The normal sizes with the normal grade can be produced within one month. The specific shipping date is dependent upon international and government factors, the delivery to international main port about 45-60days.
Images:
- Q: Can steel rebars be used in structures with high radiation shielding requirements?
- Yes, steel rebars can be used in structures with high radiation shielding requirements. Steel has good radiation shielding properties and is commonly used in such structures to provide protection against radiation.
- Q: What is the impact of steel rebars on the carbon footprint of a building?
- The carbon footprint of a building is greatly influenced by steel rebars, which are manufactured through a process that involves extracting raw materials like iron ore and then smelting and refining them into steel. This production phase alone results in greenhouse gas emissions and consumes a significant amount of energy. Furthermore, the transportation and construction of steel rebars also contribute to the building's carbon footprint. Fossil fuels are used for transportation, releasing carbon dioxide into the atmosphere. Moreover, the construction phase relies on heavy machinery and equipment that further adds to carbon emissions because of their dependence on fossil fuels. The carbon footprint of steel rebars extends beyond the construction phase as well. While steel is highly durable and can last for many years, it requires maintenance and may need to be replaced over time. These activities, such as repairs or demolitions, result in additional carbon emissions due to transportation, energy consumption, and waste management. However, it is important to acknowledge that steel rebars can offer environmental benefits when used in high-performance buildings or sustainable construction practices. For example, steel is recyclable, and reusing steel rebars can significantly reduce the carbon footprint associated with their production. Additionally, steel rebars provide structural strength, enabling the construction of taller and more efficient buildings that can potentially reduce long-term energy consumption. To minimize the carbon footprint of a building, it is crucial to consider alternative materials like recycled steel or other low-carbon materials during the construction process. Additionally, implementing energy-efficient practices throughout the building's lifecycle, including reducing energy consumption and improving waste management, can further mitigate the environmental impact of steel rebars.
- Q: How do steel rebars affect the fire resistance of concrete structures?
- Steel rebars can significantly enhance the fire resistance of concrete structures. The presence of steel rebars in concrete acts as reinforcement, providing added strength and stability to the structure. This reinforcement helps the concrete withstand the intense heat generated during a fire. The fire resistance of concrete structures is primarily due to the low thermal conductivity of concrete. When exposed to high temperatures, concrete undergoes a process called spalling, where the outer layer of the concrete breaks off due to the rapid expansion of water trapped within. However, the presence of steel rebars helps minimize spalling by holding the concrete together, preventing it from falling apart. Furthermore, steel rebars have a higher melting point compared to concrete. This means that even when exposed to extreme heat, the steel rebars retain their strength and integrity. As a result, the overall structural stability of the concrete structure is maintained, even under fire conditions. Steel rebars also act as a heat sink, absorbing and dissipating heat away from the surrounding concrete. This heat dissipation prevents localized hotspots from forming and spreading throughout the structure, minimizing the risk of structural failure. To improve the fire resistance of concrete structures further, special types of steel rebars, known as fire-resistant or fire-rated rebars, can be used. These rebars are specifically designed to withstand high temperatures for extended periods without losing their strength. They are often coated with materials such as epoxy or intumescent coatings that provide additional protection against fire. In conclusion, steel rebars play a crucial role in enhancing the fire resistance of concrete structures. Their presence improves the overall structural stability, minimizes spalling, dissipates heat, and provides added strength to withstand the intense heat generated during a fire.
- Q: How do steel rebars affect the overall construction cost of industrial buildings?
- Steel rebars can significantly affect the overall construction cost of industrial buildings due to their crucial role in enhancing structural strength and durability. While the initial cost of steel rebars might be higher compared to other materials, their use can reduce the need for additional structural support, leading to potential cost savings in terms of labor, time, and materials. Moreover, steel rebars offer long-term benefits by minimizing maintenance and repair expenses, ultimately contributing to the overall cost-effectiveness of the construction project.
- Q: What is the difference between deformed and plain steel rebars?
- Deformed steel rebars have ridges, ribs, or indentations on their surface, which provides better bonding with concrete and enhances the overall strength and stability of reinforced concrete structures. Plain steel rebars, on the other hand, have a smooth surface without any deformations. The presence of deformations in deformed rebars increases their resistance to slippage, making them more suitable for applications where preventing concrete from cracking or slipping is crucial, such as in high-rise buildings, bridges, and heavy-duty construction projects.
- Q: Can steel rebars be used in railway construction?
- Yes, steel rebars can be used in railway construction. Steel rebars are commonly used in reinforced concrete structures, including railway infrastructure such as bridges, tunnels, and platforms. They provide strength, durability, and support to the railway infrastructure, ensuring its stability and longevity.
- Q: What are the guidelines for the proper spacing of steel rebars in slabs?
- The guidelines for the proper spacing of steel rebars in slabs are crucial to ensure the structural integrity and strength of the concrete slab. Here are the general guidelines to follow: 1. Rebar Diameter: The diameter of the steel rebar should be determined based on the load and design requirements. Common rebars sizes range from 6mm to 32mm. 2. Spacing: The spacing between rebars is determined by the thickness of the slab and the design specifications. As a general rule, the spacing should not exceed three times the slab thickness. For example, if the slab thickness is 150mm, the maximum spacing between rebars should be 450mm. 3. Edge Distance: The distance between the rebar and the edge of the slab is also crucial. The minimum edge distance should be at least 50mm to prevent cracking and ensure proper load distribution. 4. Clear Cover: The clear cover refers to the distance between the rebar and the surface of the slab. It is essential to provide sufficient clear cover to protect the rebar from corrosion. The clear cover requirements vary depending on the environmental conditions, but commonly range from 20mm to 40mm. 5. Reinforcement Ratio: The reinforcement ratio is the amount of steel reinforcement used per unit area of the slab. This ratio is determined by the load requirements and the design specifications. Typically, the reinforcement ratio ranges from 0.5% to 2%. 6. Lap Splicing: In cases where the length of the rebar is insufficient, lap splicing is required. The lap length should be determined based on the rebar diameter, grade, and design requirements. 7. Placement: The rebars should be placed accurately and securely inside the slab formwork. Proper alignment and placement ensure that the rebars are positioned correctly to resist the anticipated loads. It is important to note that these guidelines are general and may vary depending on the specific project, structural design, and local building codes. It is recommended to consult with a structural engineer or refer to the relevant building codes and standards for precise guidelines specific to your project.
- Q: What is the cost of steel rebars compared to other reinforcement materials?
- The cost of steel rebars is generally higher compared to other reinforcement materials such as fiberglass or basalt. However, steel rebars offer superior strength and durability, making them a preferred choice in many construction projects despite the higher price.
- Q: What are the factors considered in designing with steel rebars?
- When designing with steel rebars, several factors are considered to ensure the structural integrity and safety of the final structure. These factors include: 1. Structural requirements: The first consideration is the structural requirements of the project. This includes determining the load capacity, the type of structure, and the desired strength and durability. 2. Building codes and regulations: Designers must adhere to building codes and regulations set by local authorities. These codes dictate the minimum standards for materials, design, and construction, ensuring that the structure meets safety and performance requirements. 3. Material properties: Steel rebars come in various grades and sizes, each with its own set of mechanical properties. The designer must select the appropriate grade and size of rebars based on the structural requirements and specifications. 4. Reinforcement placement and spacing: The proper placement and spacing of steel rebars are crucial for providing adequate reinforcement. This includes determining the number of rebars, their diameter, and the spacing between them to ensure even distribution of forces and prevent structural failure. 5. Concrete cover: Steel rebars must be adequately covered by concrete to protect them from corrosion. The designer must determine the required concrete cover based on environmental conditions, exposure to moisture or chemicals, and the desired service life of the structure. 6. Corrosion protection: Steel rebars are susceptible to corrosion, which can weaken the structure over time. Designers must consider methods of corrosion protection, such as using epoxy-coated rebars, providing additional concrete cover, or implementing cathodic protection systems. 7. Construction process: The design should also take into account the construction process and ease of installation. This includes considering the accessibility of rebars, the feasibility of construction techniques, and any special requirements for placement and anchorage. By considering these factors, designers can create steel rebar designs that meet safety standards, provide adequate reinforcement, and ensure the longevity of the structure.
- Q: Why can't grounding steel be used?
- When the thread steel is grounded, the contact with the soil is not dense, and the grounding resistance value is increased
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Hot Rolled Steel Rebars Deformed bar EN standard
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 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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