HIGH QUALITY HOT ROLLED STEELDIN STANDARD REBAR
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 100000 m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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Product Description:
Specifications of Hot Rolled Steel Rebar:
The production process of Steel Rebar
1-Waling beam furnace 2-Roughing rolling group 3-Intermediate rolling train
4-Finishing rolling group 5-Water-cooling device 6-Walking beam cooler
7-Finishing equipment(including the cold scale shear,short feet collection system,
automatic counting device,bundling machine, collect bench)
Usage and Applications of Hot Rolled Steel Rebar:
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..
Packaging & Delivery of Hot Rolled Steel Rebar:
Packaging Detail: products are packed in bundle and then shipped by container or bulk vessel, deformed bar is usually naked strapping delivery, when storing, please pay attention to moisture proof. The performance of rust will produce adverse effect.
Each bundle weight: 2-3MT, or as required
Payment terms: TT payment in advance or Irrevocable LC at sight.
Trade terms :FOB, CFR, CIF
Label:to be specified by customer, generally, each bundle has 1-2 labels
Note:
1. Our products are produced according to national standard (GB), if not, supply according to national standards (GB) or agreement as customer required.
2. Other Grade and Standard Deformed Steel Bar we can supply:
Grade: GR40/GR60, G460B/B500A/B500B/B500C,BST500S
Standard: ASTM, BS, DIN
The Minimum Order Quantity of these products is high, and need to be confirmed.
3. We can not only supply Deformed Steel Bar; if you need anything about building materials, please contact us for further information.
4. Please send us your detail specifications when inquire. We will reply to you as soon as possible. We sincerely hope we can establish a long stable business relationship.
- Q:What are the different types of steel rebars available?
- There are several types of steel rebars available, including standard carbon steel rebars, epoxy-coated rebars, galvanized rebars, stainless steel rebars, and composite rebars.
- Q:What is the process of removing rust from steel rebars?
- The process of removing rust from steel rebars involves several steps. 1. Inspection and assessment: Start by inspecting the extent of rust damage on the steel rebars. Determine whether the rust is superficial or has deeply penetrated the rebar. Assess the overall structural integrity of the rebars. 2. Safety precautions: Before starting the rust removal process, ensure that you are wearing appropriate personal protective equipment (PPE), such as gloves, goggles, and a respirator. This is important to protect yourself from any harmful chemicals or debris generated during the process. 3. Cleaning the surface: Begin by cleaning the surface of the rusted rebars using a wire brush or a grinder with a brush attachment. This helps remove loose rust, dirt, and other debris from the surface. Ensure that the surface is thoroughly cleaned before proceeding further. 4. Chemical treatment: Apply a rust converter or rust remover solution to the rusted areas of the rebar. These solutions typically contain chemicals that react with the rust, converting it into a stable compound or dissolving it entirely. Follow the instructions provided by the manufacturer for the specific product being used. 5. Mechanical removal: If the rust has not completely dissolved or converted after chemical treatment, it might be necessary to use mechanical methods to remove the remaining rust. This can be done by sanding the surface with sandpaper or using a wire brush to scrub off the remaining rust. 6. Rinse and dry: Once the rust has been removed from the steel rebars, rinse the surface thoroughly with clean water to remove any residual chemicals or debris. Allow the rebars to dry completely before any further treatment or application of protective coatings. 7. Prevention and protection: To prevent future rusting, it is essential to apply a protective coating or paint to the steel rebars. This acts as a barrier against moisture and air, which are the primary causes of rust formation. Choose a high-quality rust-resistant primer and paint specifically designed for steel reinforcement bars. It is crucial to note that removing rust from steel rebars is a task that requires expertise and adherence to safety precautions. In some cases, severe rust damage may require professional assistance or even replacement of the affected rebars.
- Q:How do steel rebars affect the cost of a construction project?
- Several factors come into play when considering how steel rebars can affect the cost of a construction project. To start, reinforced concrete structures often rely on steel rebars for strength and stability. The specific quantity and quality of rebars necessary for a project depend on factors like the structure's size, design, and intended use. The cost of steel rebars is a significant factor to consider. Fluctuations in market conditions, availability, and demand can cause the price of steel rebars to vary, which can have a substantial impact on the overall project cost. Additionally, the grade and quality of rebars can also differ, with higher grades typically being more expensive. Moreover, the quantity of rebars needed directly influences the cost. Large-scale projects that require a significant amount of rebars, such as high-rise buildings or infrastructure projects, can incur considerable expenses related to rebars. The cost is influenced by factors like the structure's size, complexity, and the engineering and design requirements. Labor costs associated with handling, cutting, bending, and placing rebars are another critical consideration. Skilled labor is necessary to ensure proper installation, correct positioning, and securement of rebars. The more complex the structure or design, the more labor-intensive and time-consuming the rebar installation becomes, resulting in higher labor costs. In addition, the use of rebars can impact project scheduling and timelines. Additional time may be required for procuring, delivering, and installing rebars, potentially leading to delays in the overall construction schedule. Any delays can result in increased project costs due to extended labor and overhead expenses. Lastly, it is crucial to consider the long-term cost implications of using rebars. Steel rebars provide durability and strength to concrete structures, which can lead to reduced maintenance and repair costs over the project's lifespan. Investing in high-quality rebars from the start can save money in the long run by minimizing the need for future repairs or replacements. In conclusion, the use of steel rebars has a significant impact on the cost of a construction project. The cost of rebars themselves, the quantity required, labor expenses, project scheduling, and long-term durability considerations all contribute to the overall impact on project cost. Construction professionals must carefully analyze and plan for these factors to ensure accurate cost estimations and successful project execution.
- Q:What are the guidelines for using steel rebars in pre-stressed or post-tensioned concrete elements?
- The guidelines for using steel rebars in pre-stressed or post-tensioned concrete elements involve several key considerations to ensure structural integrity and performance. 1. Design and Engineering: The first step is to consult with a qualified structural engineer who specializes in pre-stressed or post-tensioned concrete design. They will determine the appropriate size, spacing, and type of rebars required for the specific project based on the structural loads, design requirements, and desired performance. 2. Material Selection: The rebars used in pre-stressed or post-tensioned concrete elements should conform to the relevant industry standards, such as ASTM A615 or ASTM A706 for reinforcing steel. The rebars should have sufficient strength, ductility, and corrosion resistance to withstand the stresses and environmental conditions. 3. Placement and Anchorage: The rebars need to be accurately placed and anchored within the concrete elements. The specific placement and anchorage requirements will depend on the project's design and engineering specifications. The rebars should be properly aligned and secured to ensure effective transfer of forces to the concrete. 4. Tensioning Process: For pre-stressed concrete elements, the rebars are tensioned before the concrete is poured. This process involves applying a predetermined amount of force to the rebars using specialized jacks or hydraulic systems. The tensioning force should be carefully controlled to achieve the desired amount of pre-stress and avoid overloading the rebars or damaging the concrete. 5. Post-Tensioning: In the case of post-tensioned concrete elements, the rebars are tensioned after the concrete has hardened. This is typically done by passing the rebars through ducts or sleeves within the concrete and applying tension using hydraulic jacks. The post-tensioning force should be carefully calibrated to achieve the desired structural performance and avoid excessive strain on the rebars or the concrete. 6. Quality Control and Inspection: Throughout the construction process, regular quality control and inspection should be carried out to ensure compliance with design specifications and industry standards. This includes verifying the correct placement, alignment, and tensioning of the rebars, as well as checking for any defects or damage. 7. Maintenance and Durability: To ensure the long-term durability and performance of pre-stressed or post-tensioned concrete elements, proper maintenance is crucial. This may involve periodic inspections, maintenance of protective coatings, and addressing any signs of corrosion or deterioration promptly. By following these guidelines, construction professionals can ensure the safe and effective use of steel rebars in pre-stressed or post-tensioned concrete elements, resulting in structurally sound and durable concrete structures.
- Q:What is the recommended spacing between inclined steel rebars in slabs?
- The recommended spacing between inclined steel rebars in slabs typically depends on the specific design requirements and load conditions. However, a common guideline is to maintain a spacing of at least 3 times the diameter of the rebar. This ensures proper structural integrity and helps distribute the load evenly across the slab. It is important to consult with a structural engineer or refer to relevant building codes and standards for precise spacing recommendations based on the project's specifications.
- Q:Can steel rebars be prefabricated off-site?
- Yes, steel rebars can be prefabricated off-site. Prefabrication involves manufacturing and assembling components, including rebars, in a controlled environment away from the construction site. This method offers numerous advantages, such as improved quality control, reduced construction time, and increased efficiency. Prefabricated steel rebars can be customized, cut, bent, and welded to meet specific project requirements before being transported to the construction site for installation.
- Q:Can steel rebars be used in reinforced masonry?
- Yes, steel rebars can be used in reinforced masonry. Steel rebars are commonly used to enhance the strength and stability of masonry structures, such as walls or columns. The rebars are embedded within the masonry, providing added tensile strength and preventing cracking or failure under load.
- Q:Can steel rebars be used in architectural detailing?
- Indeed, architectural detailing is an arena where steel rebars find extensive application. They serve the purpose of reinforcing concrete structures, thereby imparting them with enhanced robustness and stability. Furthermore, in the realm of architectural detailing, rebars are ingeniously integrated into the design to augment the structural integrity of the edifice or to fashion exquisite and elaborate patterns. The pliability of rebars allows for their bending, shaping, and positioning in diverse arrangements, thus enabling the achievement of desired architectural aesthetics. Moreover, the qualities of durability, corrosion resistance, and easy accessibility make steel rebars a favored selection in the realm of architectural detailing.
- Q:How do steel rebars improve the load-carrying capacity of concrete?
- The load-carrying capacity of concrete is enhanced by steel rebars, which strengthen and reinforce the material. By embedding steel rebars within the concrete, tensile strength is provided to an otherwise tension-weak material. Concrete is known for its strength in compression but lacks strength in tension. The steel rebars serve as a support system within the concrete, ensuring a more even distribution of the load and preventing the occurrence of cracks or failure. When a load is applied, the rebars resist the tensile forces and contribute to holding the concrete together, thereby improving its load-carrying and distribution capabilities. Moreover, steel rebars also enhance the ductility of concrete. Ductility refers to the capacity of a material to deform without fracturing. The inclusion of steel rebars in the concrete increases its flexibility and ability to withstand higher levels of stress and strain without experiencing failure. This is particularly valuable in structures that may face earthquakes, as their ability to absorb and dissipate energy is crucial for maintaining overall integrity. In conclusion, steel rebars bolster the load-carrying capacity of concrete by providing tensile strength, promoting even load distribution, preventing cracks, and enhancing overall ductility. This reinforcement and strength enhancement greatly enhance the stability and durability of concrete structures.
- Q:Can steel rebars be used in the construction of stadiums and arenas?
- Yes, steel rebars can be used in the construction of stadiums and arenas. Steel rebars provide strength and durability to concrete structures, making them ideal for large-scale projects like stadiums and arenas that require high load-bearing capacity and structural integrity.
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HIGH QUALITY HOT ROLLED STEELDIN STANDARD REBAR
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 100000 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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