HIGH QUALITY HOT ROLLED STEEL REBARBS STANDARD
- 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:How are steel rebars used in the construction of power transmission towers?
- Steel rebars are commonly used in the construction of power transmission towers to reinforce the concrete foundations and provide structural stability. They are placed within the concrete to enhance its tensile strength and resistance to bending, ensuring the tower's ability to withstand the weight of the structure and the forces exerted by wind and load.
- Q:How do steel rebars affect the overall constructability of concrete structures?
- Steel rebars have a significant impact on the overall constructability of concrete structures. Rebars, also known as reinforcing bars, are embedded within the concrete to provide strength and enhance its structural integrity. These steel bars play a crucial role in resisting tensile forces that concrete alone cannot withstand. One of the primary ways rebars affect constructability is by increasing the load-bearing capacity of concrete structures. By reinforcing the concrete, rebars help distribute the applied loads more evenly, reducing the risk of structural failure or collapse. This allows for the construction of taller, larger, and more complex concrete structures that can safely accommodate heavier loads. Moreover, rebars also improve the durability and longevity of concrete structures. Concrete is strong in compression but weak in tension, making it susceptible to cracking and failure under tensile stress. The presence of steel rebars helps to counter this weakness by absorbing and distributing the tensile forces, preventing or minimizing cracks and enhancing the overall durability of the structure. In terms of constructability, the use of rebars simplifies the construction process by allowing for efficient and precise placement of concrete. Rebar cages are typically assembled prior to pouring the concrete, acting as frameworks that provide support and reinforcement. This enables faster and more accurate construction, reducing the risk of errors and rework. Furthermore, rebars also enhance the constructability of concrete structures by enabling flexibility in design. The ability to strategically position and shape rebars allows engineers to create complex structural elements, such as beams, columns, and slabs, with specific load-bearing capabilities. This versatility in design promotes architectural creativity while ensuring the structural integrity of the construction. However, it is important to note that the improper placement or inadequate amount of rebars can have detrimental effects on the constructability and overall performance of concrete structures. Insufficient reinforcement can lead to structural weaknesses, increased vulnerability to seismic activity, and reduced resistance to environmental factors like corrosion. Therefore, proper design and installation of rebars, in accordance with structural engineering standards and codes, are crucial to ensure the optimal constructability and long-term functionality of concrete structures.
- Q:What are the different types of steel rebars?
- There are several types of steel rebars, including black rebar, epoxy-coated rebar, galvanized rebar, stainless steel rebar, and glass fiber-reinforced polymer (GFRP) rebar. Each type is designed to serve specific purposes and offer unique properties to meet various construction requirements.
- Q:How do steel rebars affect the acoustic properties of a structure?
- The acoustic properties of a structure can be greatly influenced by steel rebars. This is due to their high density and rigidity, which allows them to conduct sound and vibrations effectively. As a result, when sound waves or vibrations encounter steel rebars, they can easily pass through them, resulting in higher levels of noise and reduced acoustic insulation. Regarding airborne sound transmission, steel rebars can create a direct pathway for sound waves to travel through a structure. This can lead to sound amplification, especially in areas where rebars directly contact walls or floors. Consequently, the overall acoustic quality of the structure may be compromised, resulting in increased noise levels and decreased speech intelligibility. Steel rebars can also impact a structure's ability to block impact or structure-borne noise. For instance, when vibrations are generated from activities like walking or machinery, the rigid steel rebars can efficiently transmit these vibrations throughout the structure. This can cause the amplification and propagation of structure-borne noise, making it more noticeable in various areas of the building. To minimize the negative effects of steel rebars on a structure's acoustic properties, various techniques can be employed. One common method is to use acoustically decoupled materials or resilient mounts to isolate the rebars from the surrounding structure, reducing the transmission of vibrations. Additionally, incorporating sound-absorbing materials like acoustic panels or insulation can help absorb and dampen sound waves, improving the overall acoustic performance of the space. In conclusion, steel rebars can significantly impact the acoustic properties of a structure due to their high density and rigidity. They can efficiently conduct sound and vibrations, leading to increased noise levels and reduced acoustic insulation. Therefore, careful consideration of acoustic design and the appropriate use of soundproofing measures are crucial in minimizing the adverse effects of steel rebars on a building's acoustic quality.
- Q:What is the role of steel rebars in the construction of sports arenas and stadiums?
- Steel rebars play a crucial role in the construction of sports arenas and stadiums as they provide structural support and reinforcement to the concrete elements. They help enhance the strength, durability, and stability of the overall structure, ensuring it can withstand heavy loads, seismic forces, and other external pressures. Steel rebars also aid in preventing cracking and deformation of the concrete, thereby ensuring the safety of the spectators and the longevity of the facility.
- Q:What are the guidelines for proper tying of steel rebars in concrete structures?
- To ensure the structural integrity and durability of concrete structures, it is crucial to adhere to guidelines for the proper tying of steel rebars. Here are some important guidelines to consider: 1. Rebar Placement: Before tying, accurately position the rebars according to the structural drawings and design specifications. Place them at the designated locations and depths, ensuring proper spacing to provide the necessary strength and reinforcement. 2. Tying Tools: Utilize suitable tools like pliers or rebar tying machines for secure and proper tying. Ensure that the tools are in good condition and appropriate for the size and type of rebars being used. 3. Tying Technique: Employ a consistent and efficient tying technique. Begin by securely holding the rebars together at the intersection point. Wrap the tie wire around both rebars multiple times, ensuring tight and firm connections. Properly twist and neatly cut the tie wire to avoid any protrusions. 4. Tie Wire Selection: Use high-quality tie wires with sufficient strength to withstand tension and load requirements. Opt for corrosion-resistant materials such as galvanized steel or stainless steel to prevent rusting and deterioration over time. 5. Tying Spacing: Adhere to the specified tying spacing as per the design requirements. Adequate spacing between ties helps maintain rebars in their designated positions, preventing displacement during concrete pouring and subsequent curing. 6. Tying Quantity: Tie rebars at suitable intervals to ensure ample connection and reinforcement. The number of ties needed depends on the size, shape, length of rebars, and structural design specifications. 7. Tying Consistency: Maintain consistency in tying throughout the entire concrete structure. Uneven or inconsistent tying can result in weak points, reduced reinforcement, and compromised structural integrity. 8. Tying Safety: Prioritize safety during the tying process. Wear appropriate personal protective equipment (PPE) like gloves and safety glasses to prevent injuries. Take precautions to avoid tripping hazards and ensure a safe working environment. 9. Inspection and Quality Control: Regularly inspect the tied rebars to ensure compliance with design specifications and quality standards. Conduct visual inspections and perform pull tests to assess the strength and effectiveness of the ties. 10. Compliance with Codes and Standards: Adhere to local building codes, industry standards, and engineering guidelines specific to your region. These codes provide essential requirements for rebar tying, ensuring the durability and safety of the concrete structure. By following these guidelines, construction professionals can enhance the strength, stability, and longevity of concrete structures through proper tying of steel rebars.
- Q:Can steel rebars be used in railway bridge construction?
- Absolutely, railway bridge construction can utilize steel rebars. In the construction sector, steel rebars are frequently employed to strengthen concrete structures, such as bridges. Railway bridges necessitate exceptional strength and durability to endure heavy loads, continual vibrations, and strains triggered by passing trains. By reinforcing concrete structures, steel rebars augment their ability to bear loads and safeguard the long-term structural soundness of the bridge. Furthermore, steel rebars can be readily tailored to cater to the precise design prerequisites of railway bridges, making them a fitting option for construction in this particular setting.
- Q:What are the different types of coatings available for protecting steel rebars?
- There are several types of coatings available for protecting steel rebars, including epoxy coatings, polyurethane coatings, zinc coatings, and galvanized coatings. These coatings provide a barrier against corrosion, extending the lifespan of the rebars and ensuring their structural integrity in various environments.
- Q:How are steel rebars bent or shaped to fit specific construction requirements?
- Steel rebars are bent or shaped to fit specific construction requirements using various methods such as manual bending, mechanical bending machines, or hydraulic bending machines. These techniques involve applying force to the rebar, which causes it to bend or take on a desired shape. The specific method used depends on the complexity of the required shape and the quantity of rebars needed.
- Q:How are steel rebars handled and stored on construction sites?
- Steel rebars, also known as reinforcing bars, are an integral component in construction projects that require reinforced concrete structures. Handling and storing steel rebars on construction sites require careful attention to ensure their quality and safety. When steel rebars are delivered to the construction site, they should be inspected for any signs of damage or corrosion. Any damaged rebars should be discarded as they can compromise the structural integrity of the project. The rebars should also be checked for proper labeling, including grade, size, and other specifications. To handle steel rebars, workers typically use mechanical lifting equipment such as cranes or forklifts. It is essential to use appropriate lifting tools to prevent any mishandling or accidents that could result in injuries. The rebars should be lifted in a vertical position to avoid any bending or distortion. Once lifted, steel rebars should be stored in a designated area, usually called a rebar yard. The yard should be clean, well-drained, and organized to prevent any potential damage or corrosion. The rebars should be stacked horizontally on leveled ground, ensuring that they are not in direct contact with the soil or water to avoid rusting. To prevent rebars from rolling or falling, they should be securely tied together using binding wires or steel bands. This will also help in maintaining the order and stability of the stored rebars. Additionally, rebars should be stored away from other construction materials, machinery, or equipment to avoid any accidental damage. Proper storage also involves protecting the rebars from exposure to adverse weather conditions. Covering the rebars with waterproof tarpaulins or plastic sheets can prevent moisture absorption and corrosion. Adequate ventilation should be ensured to prevent the accumulation of moisture, which can lead to rusting. Regular inspections of the stored rebars are crucial to identify any signs of damage or deterioration. If any rebars are found to be damaged or rusty, they should be removed and replaced immediately to maintain the structural integrity of the construction project. In conclusion, steel rebars on construction sites are handled and stored with utmost care. Proper handling involves using suitable lifting equipment, while storage requires a clean and organized rebar yard. Regular inspections and maintenance are essential to ensure the rebars' quality and prevent any compromise to the construction project's structural integrity.
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HIGH QUALITY HOT ROLLED STEEL REBARBS STANDARD
- 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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