Steel Reinforcing Rebars for Construction Concrete
- 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 Steel Reinforcing Rebars for Construction Concrete 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:
Steel Reinforcing Rebars for Construction Concrete are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.
Product Advantages:
OKorder's Steel Reinforcing Rebars for Construction Concrete 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
Length: 6m – 12m, as per customer request
Packaging: Export packing, nude packing, bundled
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 |
36 | 1018 | 7.99 |
40 | 1257 | 9.87 |
Grade | Technical data of the original chemical composition (%) | |||||||
C | Mn | Si | S | P | B | |||
HRB335 | ≤0.25 | ≤1.60 | ≤0.80 | ≤0.045 | ≤0.045 | >0.0008 | ||
Physics capability | ||||||||
Yield Strength(N/cm2) | Tensile Strength(N/cm2) | Elongation (%) | ||||||
≥335 | ≥490 | ≥16 | ||||||
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 many tons of steel products could be loaded in containers?
A2: Usually the steel products are delivered by bulk vessel because of the large quantity and the freight. However, there are no bulk vessel enter some seaports so that we have to deliver the cargo by containers. The 6m steel product can be loaded in 20FT container, but the quantity is changed according to the size, usually from 18tons to 25tons.
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 electrical conductivity requirements?
- No, steel rebars cannot be used in structures with high electrical conductivity requirements. Steel is a highly conductive material, but when it is used as a reinforcement in concrete structures, it is encased within the concrete and does not provide a direct electrical path. Therefore, steel rebars do not contribute to the overall electrical conductivity of the structure. If high electrical conductivity is required, alternative materials such as copper or aluminum should be considered for use in the structure. These materials have much higher electrical conductivity properties and can meet the requirements of structures that have high electrical conductivity needs.
- Q: Are steel rebars suitable for use in historical restoration projects?
- Steel rebars can be suitable for use in historical restoration projects, depending on the specific requirements and circumstances. Steel rebars offer several advantages, such as their high strength, durability, and ability to reinforce structures effectively. These qualities make them a popular choice in modern construction and renovation projects. However, when considering the use of steel rebars in historical restoration projects, it is crucial to take into account the preservation and authenticity of the original structure. Historical buildings often have unique architectural features and materials that should be respected and preserved. In some cases, the use of steel rebars may not be suitable, especially if it compromises the historical integrity or visual appearance of the structure. This is particularly relevant for buildings with significant historical value or those that are protected by heritage regulations. If steel rebars are deemed necessary for structural reinforcement in a historical restoration project, it is essential to ensure that they are discreetly integrated, minimizing their visual impact. This can be achieved by concealing them within the original materials or using techniques that replicate the appearance of the original construction. In summary, while steel rebars can offer structural benefits and durability, their use in historical restoration projects should be carefully evaluated to ensure that they align with the preservation goals and requirements of the specific project. Preservation of historical authenticity should always be a priority in such endeavors.
- Q: How do steel rebars affect the overall construction timeline?
- Steel rebars can have a significant impact on the overall construction timeline. They are crucial for reinforcing concrete structures, enhancing their strength and durability. However, the installation of steel rebars requires careful planning, coordination, and precision. Delays in procuring, fabricating, or installing rebars can disrupt the construction schedule, leading to project delays. On the other hand, efficient handling of rebars can expedite construction, ensuring timely completion. Therefore, the management of steel rebars plays a vital role in determining the overall construction timeline.
- Q: What is the process of reinforcing concrete columns with steel rebars?
- The process of reinforcing concrete columns with steel rebars involves several steps to ensure structural integrity and strength. Firstly, the design and specifications of the concrete column are determined based on the required load-bearing capacity and other structural considerations. This includes determining the size, shape, and location of the rebars within the column. Next, the concrete formwork is prepared, which involves constructing a temporary mold or framework in the desired shape and dimensions of the column. This formwork provides support and containment for the concrete during pouring and curing. Once the formwork is in place, the steel rebars are carefully positioned and secured within the formwork. The rebars are typically arranged in a specific pattern to provide maximum reinforcement and strength. This pattern may include vertical bars along the length of the column, as well as horizontal bars that wrap around the vertical bars. The rebars are usually tied together at intersections using wire or other fasteners to maintain their position and prevent movement during the concrete pouring process. This ensures that the rebars are properly embedded within the concrete and will effectively reinforce the column. After the rebars are securely in place, the concrete is poured into the formwork. The concrete mixture is carefully placed and consolidated to ensure it completely surrounds and encases the rebars. This helps to bond the concrete and steel together, creating a composite material that is stronger and more resistant to cracking and deformation. Once the concrete is poured, it is left to cure and harden. This typically involves a period of several days or weeks, during which the concrete gains strength and durability. Proper curing is crucial to ensure the rebars and concrete bond together effectively and the column achieves its intended load-bearing capacity. After the concrete has fully cured, the formwork is removed, revealing the reinforced concrete column. The rebars should be fully embedded within the concrete, providing additional strength and support to withstand the applied loads. Overall, the process of reinforcing concrete columns with steel rebars requires careful planning, positioning, and securing of the rebars within the formwork, followed by the pouring, curing, and removal of the formwork. This process ensures the resulting reinforced concrete column is structurally sound and capable of withstanding the intended loads and forces.
- Q: Are there any codes or regulations for the use of steel rebars in construction?
- Yes, there are codes and regulations that govern the use of steel rebars in construction. These codes provide guidelines for the design, fabrication, and installation of rebars to ensure structural integrity and safety in buildings and other structures. Some commonly used codes include the American Concrete Institute (ACI) 318, British Standards (BS) 8666, and the European Standard (EN) 1992-1-1. Compliance with these codes is essential to meet the required standards and regulations in the construction industry.
- Q: How are steel rebars connected or spliced together?
- Steel rebars are typically connected or spliced together using various methods, including lap splicing, mechanical splicing, and welded splicing. Lap splicing involves overlapping the rebars and tying them together using wire or steel ties. Mechanical splicing involves using couplers or connectors to join the rebars together, providing a strong and efficient connection. Welded splicing involves welding the rebars together, creating a permanent and robust connection. The choice of splicing method depends on factors such as project requirements, structural design, and construction techniques.
- Q: How do steel rebars impact the durability of concrete structures?
- Steel rebars greatly enhance the durability of concrete structures by adding tensile strength and preventing cracking or failure under stress. The rebars reinforce the concrete, allowing it to withstand heavy loads, seismic forces, and temperature variations, thereby significantly extending the lifespan and structural integrity of the concrete.
- Q: How are steel rebars measured and labeled?
- Steel rebars are measured and labeled based on their diameter, length, and grade. The diameter is typically measured in millimeters, and rebars can range from 6mm to 50mm in diameter. The length is usually measured in meters or feet, and rebars come in standard lengths such as 6m, 9m, or 12m. The grade refers to the strength and quality of the rebar and is labeled using a number system, such as Grade 40 or Grade 60. Additionally, rebars may also be labeled with relevant certification or marking to ensure compliance with industry standards.
- Q: Can steel rebars be used in the construction of high-speed rail tracks?
- Yes, steel rebars can be used in the construction of high-speed rail tracks. Steel rebars are commonly used as reinforcement in concrete structures, including rail tracks. The high tensile strength of steel rebars provides the necessary stability and support required for high-speed trains, ensuring the tracks can withstand the heavy loads and dynamic forces generated by these trains.
- Q: Can steel rebars be used in structures with long spans?
- Yes, steel rebars can be used in structures with long spans. Steel rebars are commonly used as reinforcement in concrete structures to provide added strength and stability. They can effectively distribute tensile forces and help prevent cracks or failure in the concrete. In structures with long spans, such as bridges, high-rise buildings, or large industrial structures, steel rebars are often used to reinforce the concrete beams, slabs, and columns. This helps to ensure the structural integrity and stability of the building or structure, even under heavy loads or over long distances. Steel rebars have high tensile strength and are resistant to corrosion, making them suitable for use in long-span structures where durability and reliability are important factors.
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Steel Reinforcing Rebars for Construction Concrete
- 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
OKorder Financial Service
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