Steel Rebar Strips For Building Construction
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 100000 m.t./month
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Usage and 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.
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 |
Packaging & Delivery
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 term: TT or L/C
Delivery Detail: within 45 days after received advanced payment or LC.
Label: to be specified by customer, generally, each bundle has 1-2 labels
Trade terms: FOB, CFR, CIF
Cold Rolled Techniques
Yield Point: 545-565mpa
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.
- Q:What are the guidelines for the proper installation of steel rebars?
- Achieving the structural integrity and durability of reinforced concrete structures relies heavily on the correct installation of steel rebars. To ensure their proper installation, the following guidelines must be followed: 1. Planning and Design: Prior to commencing installation, a detailed plan and design must be established. This involves determining the necessary rebar size, spacing, and configuration based on structural requirements and specifications. It is crucial to consult with structural engineers and adhere to local building codes and regulations. 2. Cutting and Bending: Rebars should be accurately cut and bent in accordance with the design specifications. The use of appropriate tools, such as rebar cutters and benders, is necessary to achieve clean cuts and precise bends. Any rebars that are damaged or corroded should be discarded and replaced. 3. Cleaning and Preparation: The surface of the rebars should be free from contaminants such as rust, oil, dirt, or loose scales before installation. The recommended method for cleaning rebars is using wire brushes or air blasting to ensure proper adhesion between the rebar and concrete. 4. Placement and Positioning: Rebars should be placed and positioned accurately based on the design drawings. They should be securely tied or supported using tie wires or rebar chairs to maintain the desired spacing and alignment. Splices should be made according to the design requirements and properly lapped to ensure continuity and strength. 5. Concrete Cover: Adequate concrete cover is crucial to protect the rebars from corrosion and provide fire resistance. The concrete cover thickness should meet the design specifications and local building codes. Proper spacing between rebars and formwork should be maintained to allow for proper concrete flow and consolidation. 6. Anchorage and Embedment: Sufficient anchorage and embedment of rebars are essential for load transfer and structural stability. Special attention should be given to providing proper hooks, bends, or mechanical anchorage at the ends of rebars as required by the design. The rebars should be appropriately embedded into adjacent concrete elements to achieve the desired bond strength. 7. Inspection and Quality Control: Regular inspection should be conducted throughout the installation process to ensure compliance with design specifications and quality standards. Any deviations or defects should be promptly identified and rectified. It is important to document the installation process and maintain proper records for future reference. By adhering to these guidelines, the proper installation of steel rebars can be accomplished, guaranteeing the structural strength, longevity, and safety of reinforced concrete structures.
- Q:Are there any restrictions on the use of steel rebars in certain regions?
- Certain regions have restrictions on the use of steel rebars. These restrictions can differ from one region to another and are implemented to guarantee the safety and stability of structures. In specific locations, building codes and regulations may dictate particular criteria for the use of steel rebars, including their type, size, and placement. Additionally, there may be limitations on the utilization of certain types of steel rebars, such as epoxy-coated rebars, owing to environmental considerations. Construction professionals should acquaint themselves with the local building codes and regulations to ensure adherence and enhance the safety and longevity of structures.
- Q:What is the role of steel rebars in the construction of high-rise buildings?
- The role of steel rebars in the construction of high-rise buildings is to provide reinforcement and strength to the concrete structure. Rebars are embedded within the concrete columns, beams, and slabs to enhance their ability to withstand tensile forces, prevent cracking, and resist bending or collapse. They help distribute the load evenly throughout the structure, ensuring stability and durability, especially in high-rise buildings where the structural integrity is crucial.
- Q:How are steel rebars used in bridge construction?
- Steel rebars are used in bridge construction to reinforce the concrete structures, providing strength and durability. They are placed within the concrete to withstand tension forces and prevent cracking or collapsing of the bridge.
- Q:Can steel rebars be used in the construction of power plants?
- Yes, steel rebars can be used in the construction of power plants. Steel rebars are commonly used as reinforcement in concrete structures, providing strength and durability. In power plant construction, rebars are used in various applications such as in the foundations, columns, beams, and walls to ensure the structural integrity of the facility.
- Q:What is the role of steel rebars in pile foundation construction?
- Pile foundation construction heavily relies on steel rebars, as they serve a vital purpose. These foundations are designed to shift the weight of a structure to deeper layers of soil or rock, ensuring stability and preventing any settling. Steel rebars are utilized in this process to reinforce the concrete piles, thereby increasing their strength and durability. The primary function of steel rebars within pile foundation construction is to provide tensile strength to the concrete. Although concrete is strong under compression, it lacks the ability to withstand tension. By incorporating steel rebars into the concrete, it creates a reinforced structure capable of withstanding both compression and tension forces. In addition, steel rebars play a significant role in preventing cracking and providing structural integrity to the piles. As the piles are subjected to various loads, including vertical and lateral forces, the rebars distribute these loads evenly, preventing any cracking or failure of the concrete under stress. This ensures the stability and longevity of the pile foundation. Moreover, steel rebars contribute to the overall performance of the piles. They enhance the load-carrying capacity of the foundation, enabling it to support heavier structures or loads. The rebars also improve the resistance of the piles against external factors such as earthquakes, wind loads, and soil movement. In summary, steel rebars are essential in pile foundation construction, providing tensile strength, preventing cracking, and enhancing the overall performance and durability of the foundation. Their utilization ensures efficient load transfer and stability, making them an integral component in the construction of robust and dependable structures.
- Q:What are the guidelines for ensuring proper bond between steel rebars and concrete?
- Ensuring a strong bond between steel rebars and concrete is vital for the structural integrity and performance of reinforced concrete structures. To achieve this, the following guidelines should be followed: 1. Correct Placement of Rebars: The rebars must be positioned according to the design specifications, including the required spacing, cover, and lap lengths. It is important to maintain the appropriate spacing between rebars and the concrete surface to provide sufficient concrete cover and prevent corrosion. 2. Thorough Surface Preparation: The steel rebars should be free from loose rust, scale, or contaminants that could hinder the bond with the concrete. Effective surface preparation techniques such as wire brushing, sandblasting, or using a high-pressure water jet can be used to clean the rebars. 3. Mechanical Bond: Ribbed or deformed rebars offer a better mechanical bond with concrete compared to smooth bars. The surface deformations increase the contact area between the rebar and the concrete, thereby enhancing the bond strength. 4. Proper Embedment Length: The embedment length, also known as the development length, is the distance over which the rebar is embedded in the concrete. It is typically calculated based on the required bond strength, concrete strength, and rebar diameter. Adequate embedment length is essential for achieving the desired bond performance. 5. High-Quality Concrete: The quality of concrete, including its strength, workability, and curing, plays a crucial role in achieving a proper bond with steel rebars. The concrete mix should be proportioned correctly, ensuring sufficient cement content, appropriate water-to-cement ratio, and proper compaction during placement. 6. Sufficient Concrete Cover: Adequate concrete cover should be provided around the rebars to protect them from environmental factors, prevent corrosion, and ensure long-term durability. The concrete cover is typically specified in design codes and should be maintained during construction. 7. Proper Reinforcement Splicing: When connecting multiple rebars, proper splicing techniques should be used to ensure a continuous and strong bond. Lap splices, mechanical couplers, or welded splices can be employed based on the design requirements and project specifications. 8. Effective Vibration Techniques: During concrete placement, proper vibration techniques should be employed to ensure adequate compaction and minimize voids or honeycombs around the rebars. This helps to achieve a better bond between the steel rebars and the surrounding concrete. 9. Prevention of Contamination: The rebars should be protected from contamination during storage and construction. Exposure to excessive moisture, chemicals, or other corrosive substances can compromise the bond between the rebars and the concrete. 10. Adherence to Design Specifications: Lastly, it is crucial to strictly adhere to the design specifications and recommendations provided by structural engineers or relevant design codes. These guidelines are tailored to ensure a proper bond between steel rebars and concrete, considering factors such as loadings, environmental conditions, and durability requirements.
- Q:How are steel rebars marked for identification on construction sites?
- Steel rebars are typically marked with a series of symbols, numbers, and colors to identify their size, grade, and other specifications. These markings are usually either painted or embossed on the surface of the rebars, making it easier for construction workers to identify and use them correctly during the construction process.
- Q:Can steel rebars be used in cold storage construction?
- Cold storage construction can utilize steel rebars. These rebars are extensively employed in construction for their strength and durability. In the context of cold storage construction, where low temperatures are maintained, steel rebars offer multiple benefits. To begin with, steel rebars possess remarkable thermal conductivity, enabling them to quickly adapt to the low temperatures inside the cold storage facility. This facilitates the maintenance of a consistent temperature throughout the structure, preventing any potential issues of expansion or contraction. Moreover, steel rebars have a high tensile strength, making them suitable for withstanding heavy loads and providing structural stability in cold storage construction. Given that the cold storage facility often requires a robust framework to support the weight of stored products and equipment, this strength is crucial. Additionally, steel rebars exhibit corrosion resistance, which is particularly vital in cold storage environments. The combination of low temperatures and high humidity levels can create an environment favorable to corrosion. However, steel rebars are typically coated with epoxy or galvanized to shield them from moisture and prevent rusting. Lastly, steel rebars are easily obtainable and cost-effective, making them a practical choice for cold storage construction projects. They can be readily sourced and fabricated to meet specific design requirements, ensuring that the structure can withstand the unique challenges of a cold storage environment. In conclusion, steel rebars can effectively be utilized in cold storage construction due to their thermal conductivity, high tensile strength, corrosion resistance, and availability. They provide the necessary structural support and durability required for the construction of cold storage facilities.
- Q:How do steel rebars affect the overall seismic performance of buildings?
- The utilization of steel rebars plays a vital role in enhancing the seismic performance of buildings as a whole. When properly integrated into the structural system, these reinforced bars offer substantial strength and ductility to the building, enabling it to effectively withstand seismic forces. One of the main advantages of steel rebars lies in their ability to augment the tensile strength of concrete structures. Although concrete possesses compression strength, it lacks tension strength. By incorporating steel rebars within the concrete, the tensile strength is significantly enhanced, thereby preventing the concrete from cracking or failing under the strain of seismic forces. In the event of an earthquake, steel rebars aid in distributing the seismic forces throughout the structure, minimizing localized damage and ensuring a more uniform response. Serving as a network of interconnected elements, the rebars transfer the energy generated by the earthquake to the surrounding areas, thus reducing vulnerability to localized failures. Furthermore, steel rebars enhance the ductility of the building, enabling it to deform without compromising its structural integrity. During an earthquake, buildings encounter substantial lateral forces, and the ductility provided by the rebars allows the structure to absorb and dissipate these forces through controlled deformation. This prevents sudden and catastrophic failure, granting occupants more time to evacuate in a safe manner. Moreover, steel rebars can be strategically positioned in critical areas of the building, such as at beam-column connections, where the highest stresses occur during an earthquake. By reinforcing these vulnerable points, the rebars ensure that the building maintains its structural integrity and remains resistant to collapse. To summarize, the integration of steel rebars significantly enhances the overall seismic performance of buildings by increasing tensile strength, distributing seismic forces, enhancing ductility, and reinforcing critical areas. Their incorporation into the structural system helps mitigate the potential for damage and ensures the safety of occupants during seismic events.
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Steel Rebar Strips For Building Construction
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 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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