Building Material Hot Rolling Bar Rebar Coil 6mm-10mm
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 300 m.t.
- Supply Capability:
- 1500 m.t./month
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Building Material Hot Rolling Bar Rebar Coil 6mm-10mm
Main Structure of Rolling Bar
Standard: AISI, ASTM, BS, DIN, GB
Grade: HRB400
Diameter: 6mm-10mm
Length: 1.6-1.9ton/coil
Application: for construction
rebar coil size: 6mm-10mm
steel grade: hrb400 , hrb500, gr.60 , hrb335,q235 q255 q275
Description for Rolling Bar
Type | Coiled reinforced bar/rebar coil |
Steel Grade | hrb500, gr.60 ,q235 ,q255,q275 |
Size | 6mm-10mm |
Unit weight | 1.6-1.9tons/coil |
Application | Building/project construction |
Packing | In coil with steel strip ,in bulk . |
Content | C% | Mn% | Si% | Cr% | Ni% | S% | P% | Cr% |
HRB400 | 0.14-0.22 | 0.40-0.65 | 0.05-0.15 | 0.30max | 0.30max | 0.050 | 0.040 | 0.30min |
HRB400E | 0.14-0.22 | 0.40-0.65 | 0.15-0.30 | 0.30max | 0.30max | 0.050 | 0.040 | 0.30min |
HRB500 | 0.28-0.37 | 0.50-1.00 | 0.05-0.15 | 0.30max | 0.30max | 0.050 | 0.040 | 0.30min |
HRB500E | 0.28-0.37 | 0.50-1.00 | 0.15-0.30 | 0.30max | 0.30max | 0.050 | 0.040 | 0.30min |
FAQ
WHY SHOULD YOU CHOOSE US:
Stable quality ----continous casting hot rolled production techenic, strictly quality control system.
Lower price -------Not the cheapest but the lowest price at the same quality .
Good service -----Satisfactory service within 24hours.
Delivery time ------15-25days for the mass production .
Discount---------------discount base on monthly large quantity purchase in long term
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- Q: What are the guidelines for the proper lap splicing of steel rebars?
- Here are different grammar and expressions for the given guidelines: 1. Lap Length: To achieve the proper overlapping of rebars, a minimum distance, known as the lap length, must be maintained. This distance is determined based on factors such as bar diameter, strength, and the type of structure. Engineering codes and standards generally specify the required lap lengths. 2. Cleanliness: Before commencing lap splicing, it is crucial to ensure that the rebars are free from any dirt, rust, oil, or other contaminants. The presence of foreign materials on the rebar surface can impede the bond between the overlapping bars. 3. Alignment: The rebars intended for splicing must be accurately aligned and parallel to each other. Any misalignment can result in a weak splice, compromising the structural integrity of the construction. 4. Overlapping: The length of overlap between the rebars should be sufficient to transfer loads effectively and maintain reinforcement continuity. It is imperative to adhere to the specified lap length to achieve the required strength and performance of the reinforced concrete structure. 5. Splice Configuration: The choice of lap splice configuration depends on the structural requirements and the specific design of the project. Commonly used configurations include end-to-end splicing, staggered splicing, and mechanical splices. The selection of the appropriate configuration should comply with relevant codes and standards. 6. Splice Preparation: Thorough cleaning and preparation of the rebars at the lap splice area are necessary. This involves removing any loose rust or scale from the bar surface and ensuring adequate bond length between the bars. 7. Lap Splice Placement: The lap splice should be positioned at the designated location within the concrete member. It is crucial to avoid placing the splice too close to the edge of the concrete element, as this may reduce the cover depth and impact the structure's durability. 8. Splice Length Variations: In situations where achieving the required lap length is not feasible due to space limitations or other restrictions, alternative methods such as mechanical splices or welded splices can be considered. However, it is essential to consult the project engineer or designer to ensure compliance with the appropriate guidelines. 9. Quality Control: The lap splicing process should be subject to proper quality control measures. This includes monitoring the lap splice length, ensuring accurate alignment, and conducting periodic inspections to identify any defects or deficiencies. It is important to note that the above guidelines serve as general recommendations, and the specific requirements for lap splicing may vary depending on the design specifications, construction codes, and local regulations. Therefore, it is always advisable to consult the project engineer or designer for precise guidelines applicable to a particular project.
- Q: Are there any limitations on the maximum spacing between steel rebars in concrete?
- Yes, there are limitations on the maximum spacing between steel rebars in concrete. The maximum spacing is determined by various factors such as the structural requirements, load-bearing capacity, and durability of the concrete structure. It is essential to adhere to the specified spacing guidelines to ensure the strength and integrity of the concrete reinforcement.
- Q: What is the cost of steel rebars?
- The cost of steel rebars can vary depending on factors such as the size, grade, quantity, and location of purchase. It is recommended to contact suppliers or check with local construction material stores for accurate and up-to-date pricing information.
- Q: Can steel rebars be used in combination with other reinforcement materials?
- Yes, steel rebars can be used in combination with other reinforcement materials in construction projects. Steel rebars are commonly used in reinforced concrete structures to provide tensile strength and enhance the overall structural integrity. However, in some cases, additional reinforcement materials may be required to meet specific design requirements or address unique construction challenges. For instance, in high seismic areas, where flexibility and ductility are crucial, steel rebars can be combined with other materials such as fiber-reinforced polymer (FRP) bars or carbon fiber-reinforced polymer (CFRP) strips. These materials offer enhanced strength and flexibility, helping to improve the structure's resistance to seismic forces. Moreover, in situations where corrosion is a concern, steel rebars can be used in combination with corrosion-resistant materials like stainless steel rebars or epoxy-coated rebars. These materials create a protective barrier, preventing the steel rebars from coming in direct contact with moisture and corrosive agents. Additionally, in some specialized applications such as precast concrete elements or composite structures, steel rebars can be used alongside other reinforcement materials like prestressed tendons or structural fibers. This combination allows for the redistribution of loads and ensures optimal structural performance. In summary, steel rebars can be effectively combined with other reinforcement materials to meet specific construction requirements, enhance structural performance, and address challenges related to seismic activity, corrosion, or specialized applications.
- Q: Can steel rebars be used in earthquake-prone areas?
- Yes, steel rebars can be used in earthquake-prone areas. Steel rebars provide strength and reinforcement to concrete structures, making them more resistant to seismic activity. The ductility and high tensile strength of steel rebars allow them to absorb and distribute the energy generated during an earthquake, minimizing damage and ensuring the overall stability of the structure. Therefore, using steel rebars in construction is a common practice in earthquake-prone areas to enhance the seismic resistance of buildings and infrastructure.
- Q: Can steel rebars be used in composite construction?
- Yes, steel rebars can be used in composite construction. In fact, they are commonly used as reinforcement in composite structures such as reinforced concrete, where the combination of steel rebars and concrete creates a strong and durable composite material.
- Q: How do steel rebars affect the construction cost of high-rise buildings?
- High-rise buildings' construction costs are significantly influenced by steel rebars. These reinforced steel bars are vital for providing strength and stability to the structure, particularly in high-rise buildings that face greater structural loads. To begin with, the cost of steel rebars can make up a substantial portion of the overall construction budget. Market fluctuations affect steel rebars' prices, meaning any increase in steel prices can directly impact construction costs. Additionally, high-rise buildings typically require a higher quantity and quality of rebars compared to low-rise structures, further increasing the overall cost. Furthermore, the installation of steel rebars adds to the construction cost due to the need for skilled labor and specialized equipment. Reinforcing concrete with steel rebars necessitates careful planning, precise placement, and adherence to construction codes and safety standards. Hiring experienced and qualified workers results in higher labor costs. Moreover, the use of steel rebars enhances the durability and longevity of high-rise buildings. By reinforcing the structure, rebars improve the building's structural integrity, making it more resistant to forces like earthquakes, wind, and vibrations. This reduces maintenance and repair costs over the building's lifespan, making the initial investment in steel rebars worthwhile. Lastly, steel rebars impact the overall construction timeline and project schedule. As a critical component of the building's structure, installing rebars is typically time-consuming. Delays or errors in this process can lead to project delays and additional costs. Therefore, proper planning, coordination, and supervision are necessary to ensure the efficient and timely installation of rebars, minimizing any potential cost overruns. In conclusion, steel rebars play a crucial role in high-rise building construction, significantly impacting the overall cost. Despite the direct costs of rebars, labor, and specialized equipment, their use ultimately enhances the building's strength, durability, and longevity. Considering the long-term benefits and the importance of structural integrity, including steel rebars is necessary, despite their impact on construction costs.
- Q: What is the difference between three - grade steel and other grades?
- Three rebar is the new standard name for HRB400 steel, three steel for the old, as a kind of hot rolled ribbed bar. In construction, three - grade rebar is called the past.
- Q: How do steel rebars contribute to the structural soundness of a building?
- The construction industry heavily relies on steel rebars to ensure the structural integrity of buildings. These reinforcing bars, commonly referred to as rebars, are composed of steel and embedded within concrete to provide additional strength and reinforcement. One of the main ways in which steel rebars contribute to a building's structural soundness is by bolstering its tensile strength. Concrete is excellent at handling compressive forces but lacks strength when it comes to tension. Buildings are subjected to various loads, including wind, earthquakes, and their own weight, which exert both compressive and tensile forces. By incorporating steel rebars into the concrete, the overall structure's tensile strength is significantly improved. This prevents the concrete from cracking or failing under tension, guaranteeing the stability and durability of the building over time. Additionally, steel rebars enhance a building's ductility, which refers to its ability to deform under stress without breaking. Concrete, being a brittle material, lacks ductility and tends to fail suddenly when subjected to excessive stress. With the inclusion of steel rebars, the concrete-reinforced structure gains the capacity to absorb and distribute energy, allowing it to undergo controlled deformations without abrupt failure. This increased ductility ensures that the building can withstand dynamic loads, such as those generated during an earthquake, and reduces the risk of catastrophic collapse. In addition to improving tensile strength and ductility, steel rebars also contribute to the overall stability and load-bearing capacity of a building. By evenly distributing the load across the structure, they help minimize the concentration of stress in specific areas, thus preventing potential weak points or failure spots. This distributed load-bearing capacity ensures that the building can support its intended weight and endure the forces acting upon it. Furthermore, steel rebars play a crucial role in extending the lifespan of a building by offering protection against corrosion. Steel is prone to rust when exposed to moisture and air, which can compromise its structural integrity. However, rebars are often coated with epoxy or other anti-corrosion materials to prevent rusting. This protective layer ensures that the steel remains intact and maintains its strength over time, further bolstering the structural soundness of the building. To summarize, steel rebars are essential components in guaranteeing the structural soundness of buildings. They enhance concrete's tensile strength, improve its ductility, increase load-bearing capacity, and safeguard against corrosion. By incorporating steel rebars, buildings can withstand various loads, resist cracking, and ensure long-term stability and durability.
- Q: What is the bending capacity of steel rebars?
- The bending capacity of steel rebars refers to their ability to resist deformation and maintain their structural integrity when subjected to bending forces. It depends on various factors such as the size, shape, and grade of the rebar, as well as the specific application and design requirements. The bending capacity is typically determined through tests and calculations based on standards and codes set by engineering authorities.
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Building Material Hot Rolling Bar Rebar Coil 6mm-10mm
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 300 m.t.
- Supply Capability:
- 1500 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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