Deformed steel bar deformed steel bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 m.t.
- Supply Capability:
- 100000 m.t./month
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OKorder is offering high quality deformed steel bar deformed steel bar for constructionat 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 European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Deformed steel bar deformed steel bar for construction for construction 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 deformed steel bar are durable, strong, and resist corrosion.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Corrosion resistance
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Product Specifications:
Specifications of Deformed Steel Bar:
Standard | GB | HRB335, HRB400, HRB500 | |
UK | G460B, B500A, B500B,B500C | ||
USA | GR40, GR60 | ||
Diameter | 6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm, 22mm,25mm,28mm,32mm,36mm,40mm,50mm | ||
Length | 6M, 9M,12M or as required | ||
Place of origin | Hebei, China mainland | ||
Application | building,construction,road,bridge etc | ||
Brand name | DRAGON | ||
Theoretical weight and section area of each diameter as below for your information:
Diameter(mm) | Section area (mm²) | Mass(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 | 2.00 |
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 |
50 | 1964 | 15.42 |
Usage and Applications of Deformed Steel Bar:
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 Deformed Steel Bar:
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
Deformed Steel Bar in Coil
Produce Line of Deformed Steel Bar
Q1: How soon can we receive the product after purchase?
A1: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.
Q2: What makes stainless steel stainless?
A2: Stainless steel must contain at least 10.5 % chromium. It is this element that reacts with the oxygen in the air to form a complex chrome-oxide surface layer that is invisible but strong enough to prevent further oxygen from "staining" (rusting) the surface. Higher levels of chromium and the addition of other alloying elements such as nickel and molybdenum enhance this surface layer and improve the corrosion resistance of the stainless material.
- Q:How do steel rebars affect the weight of a concrete structure?
- The weight of a concrete structure can be significantly impacted by steel rebars. These rebars, typically made of steel, reinforce the concrete and enhance its strength and durability. They are primarily placed in areas of concrete under tension, such as the bottom of beams or the middle of slabs. While the presence of steel rebars does add to the overall weight of the structure, it also allows for the use of less concrete. By adding reinforcement, the concrete can withstand higher loads and stresses, reducing the need for excessive amounts of concrete. As a result, the structure becomes lighter. Furthermore, steel rebars enable the design and construction of more slender and efficient structures. The increased strength provided by the rebars allows for longer spans and thinner sections, which reduces the dead load. This not only decreases the weight of the structure but also offers more flexibility in architectural and structural design. In addition, the weight of a concrete structure is a critical consideration, particularly in high-rise buildings or long-span structures. Excessive weight can strain the foundation and increase construction costs. By utilizing steel rebars, the weight of the concrete structure can be optimized without compromising its structural integrity. To sum up, steel rebars play a crucial role in reducing the weight of concrete structures. They enable the use of less concrete while maintaining the required strength, resulting in lighter and more efficient structures. The use of rebars also provides flexibility in design and reduces construction costs associated with excessive weight.
- Q:Can steel rebars be used in lightweight concrete construction?
- Yes, steel rebars can be used in lightweight concrete construction. However, it is important to consider the weight-to-strength ratio and ensure that the rebars are appropriately sized and spaced to meet the structural requirements of the lightweight concrete.
- Q:What is the impact of steel rebars on the overall thermal performance of a building?
- Steel rebars have a minimal impact on the overall thermal performance of a building. Since steel is a good conductor of heat, it can slightly increase heat transfer through the walls or floors where rebars are present. However, the thermal conductivity of steel is relatively low compared to other building materials, such as concrete or glass, so the overall impact on the building's thermal performance is generally limited. Proper insulation and design considerations can mitigate any potential heat loss or gain caused by steel rebars.
- Q:Can steel rebars be used in structures with high alkaline environments?
- Structures with high alkaline environments, like concrete, generally allow for the use of steel rebars. Nevertheless, it is crucial to take into account the potential for corrosion in such environments. The alkaline nature of concrete forms a protective layer, known as a passive film, on the surface of the steel rebar, which aids in preventing corrosion by reducing contact between the steel and corrosive elements. However, several factors can impact the corrosion resistance of steel rebars in high alkaline environments. These factors encompass the quality of the concrete, the presence of chloride ions (which can disrupt the passive film), the extent of environmental exposure, and the design of the structure. Ensuring that high-quality concrete is used and taking measures to minimize the presence of contaminants that may accelerate corrosion are of utmost importance. In cases where the alkaline environment is highly aggressive or the structure is subject to severe conditions, additional protective measures might be required. These measures can include the application of corrosion-resistant coatings or the implementation of cathodic protection systems to mitigate the risk of corrosion. In conclusion, careful consideration of the specific conditions and appropriate measures are essential when using steel rebars in structures with high alkaline environments. Consulting with structural engineers and corrosion specialists can aid in determining the most suitable approach for utilizing steel rebars in such settings.
- Q:Are there any standards or codes for steel rebars?
- Yes, there are indeed standards and codes for steel rebars. These standards and codes are essential to ensure the quality, safety, and compatibility of steel rebars used in various construction projects. One of the most widely recognized standards for steel rebars is the ASTM A615/A615M - Standard Specification for Deformed and Plain Carbon-Steel Bars for Concrete Reinforcement. This standard provides specific requirements for the physical and mechanical properties of steel rebars, such as chemical composition, yield strength, tensile strength, elongation, and bendability. It also includes guidelines for marking, packaging, and testing of rebars. In addition to ASTM A615/A615M, there are other relevant standards and codes used in different countries and regions. For example, in Europe, the European Standard EN 10080 - Steel for the Reinforcement of Concrete provides specifications for steel rebars, including dimensions, tolerances, and mechanical properties. Similarly, the British Standard BS 4449 - Steel for the Reinforcement of Concrete is widely used in the United Kingdom. These standards and codes not only ensure consistency in the manufacturing and production of steel rebars but also help architects, engineers, and construction professionals select the appropriate rebars for their projects. Compliance with these standards is crucial to guarantee the structural integrity, durability, and safety of reinforced concrete structures. It is important for stakeholders in the construction industry to be familiar with the relevant standards and codes for steel rebars and to consistently adhere to them. This helps to maintain high-quality construction practices and prevent potential failures or accidents due to substandard materials.
- Q:How are steel rebars protected from rusting during storage?
- Steel rebars are protected from rusting during storage through various methods such as applying a protective coating or using corrosion inhibitors. Additionally, rebars may be stored in dry and controlled environments to minimize exposure to moisture and oxygen, which are the primary factors that cause rusting.
- Q:Can steel rebars be used in precast or prestressed concrete?
- Yes, steel rebars can be used in precast or prestressed concrete. Steel rebars, also known as reinforcing bars, are commonly used in precast and prestressed concrete structures to provide additional strength and durability. The rebars are typically placed within the concrete matrix to withstand tensile forces that may be encountered during the service life of the structure. The use of steel rebars helps to enhance the structural integrity and load-bearing capacity of the precast or prestressed concrete components, making them capable of withstanding higher loads and minimizing the risk of failure. Additionally, steel rebars also facilitate the transfer of stresses between different parts of the precast or prestressed concrete elements, ensuring a more uniform distribution of forces and enhancing the overall performance of the structure. Therefore, steel rebars are commonly used in precast and prestressed concrete construction to improve the structural characteristics and longevity of the finished product.
- Q:What are the advantages of using deformed steel rebars?
- There are several advantages of using deformed steel rebars in construction. Firstly, the deformations on the surface of the rebars create a strong bond with the surrounding concrete, enhancing the overall structural integrity of the reinforced concrete. Secondly, the rough surface of the rebars provides increased resistance against slipping, preventing potential failures due to movement or seismic activities. Additionally, deformed rebars offer improved load-bearing capacity, enabling them to withstand higher loads and stresses compared to plain steel rebars. Lastly, the increased ductility of deformed rebars allows for better absorption of energy during earthquakes or other dynamic forces, making them a reliable choice for seismic zones.
- Q:How do steel rebars affect the overall seismic performance of buildings?
- Steel rebars play a crucial role in enhancing the overall seismic performance of buildings. These reinforced bars, when properly integrated into the structural system, provide significant strength and ductility to the building, allowing it to withstand seismic forces more effectively. One of the key benefits of steel rebars is their ability to increase the tensile strength of concrete structures. Concrete is strong in compression but weak in tension. By placing steel rebars within the concrete, the tensile strength is greatly improved, preventing the concrete from cracking or failing under the stress of seismic forces. In the event of an earthquake, steel rebars help distribute the seismic forces throughout the structure, minimizing localized damage and ensuring a more uniform response. The rebars act as a network of interconnected elements, transferring the energy created by the earthquake to the surrounding areas, thereby reducing the vulnerability to localized failures. Moreover, steel rebars enhance the ductility of the building, which is the ability to deform without losing structural integrity. During an earthquake, buildings experience significant 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, giving occupants more time to evacuate safely. Additionally, steel rebars can be strategically placed 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. In summary, steel rebars significantly improve the overall seismic performance of buildings by increasing tensile strength, distributing seismic forces, enhancing ductility, and reinforcing critical areas. Their integration into the structural system helps mitigate the potential for damage and ensures the safety of occupants during seismic events.
- Q:What are the different types of splices used for steel rebars?
- There are several types of splices commonly used for steel rebars, including lap splices, mechanical splices, and welded splices. Lap splices involve overlapping two rebars and securing them with tie wire or other means. Mechanical splices use couplers or threaded connections to join rebars together. Welded splices involve welding the ends of rebars to create a strong and permanent connection.
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Deformed steel bar deformed steel bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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