Hot Rolled Steel Deformed Bar D-BAR HRB400/HRB500/B500B/B500C/GR40/R60
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 50000 m.t./month
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Specification
Product Description:
OKorder is offering Hot Rolled Steel Deformed Bar D-BAR HRB400/HRB500/B500B/B500C/GR40/R60 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 European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Hot Rolled Steel Deformed Bar D-BAR HRB400/HRB500/B500B/B500C/GR40/R60 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 Hot Rolled Steel Deformed Bar D-BAR HRB400/HRB500/B500B/B500C/GR40/R60 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:
deformed steel bar grade 40
material: HRB400, BS4449 GR460B
size: 8-36mmx12m.
short delivery time with bulk or container
packing: Mill standard export packing in bundles/coil, around 2tons/bundle.
country of Origin: China
delivery Time: Within a 35 days
Shipment: by bulk vessel or by container
Standard | GB | HRB400 | |
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 | ||
Advantages | exact size, regular package, chemical and mechanical properties are stable. | ||
Type | Hot rolled deformed steel bar | ||
Brand name | DRAGON | ||
Usage and Applications of HRB400 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 HRB400 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
FAQ:
Q1: Why buy Materials & Equipment from OKorder.com?
A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.
Q2: How do we guarantee the quality of our products?
A2: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.
Q3: How soon can we receive the product after purchase?
A3: 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.
Q4: What makes stainless steel stainless?
A4: 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.
Q5: Can stainless steel rust?
A5: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.
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- Q:What are the main characteristics of steel rebars?
- The main characteristics of steel rebars include high strength, durability, corrosion resistance, and flexibility. They are commonly used in reinforced concrete structures to reinforce and provide tensile strength to the concrete.
- Q:Can steel rebars be used in seawater desalination plants?
- Steel rebars are indeed applicable in seawater desalination plants; however, careful consideration must be given to the potential impact of corrosion caused by the high salt concentration in seawater. To address this concern, several measures can be adopted. One popular approach involves employing corrosion-resistant alloys like stainless steel rebars or epoxy-coated rebars to shield against the corrosive effects of saltwater. Furthermore, regular maintenance and monitoring are essential for averting and detecting any corrosion-related problems. In conclusion, although steel rebars can be utilized in seawater desalination plants, it is imperative to incorporate corrosion protection strategies to ensure their durability and structural soundness.
- Q:What is the process of galvanizing steel rebars?
- The process of galvanizing steel rebars involves immersing them in a bath of molten zinc to create a protective coating. This coating helps to prevent corrosion and extends the lifespan of the rebars. The steel rebars are first cleaned and prepared by removing any impurities or mill scale. Then, they are dipped into the zinc bath, where the zinc bonds with the surface of the steel through a metallurgical reaction. Afterward, the rebars are withdrawn from the bath, excess zinc is removed, and they are allowed to cool and solidify. The resulting galvanized rebars are ready to be used in construction projects, providing increased durability and resistance to environmental factors.
- Q:How do steel rebars affect the crack width in reinforced concrete?
- Controlling and minimizing crack width in reinforced concrete structures is a crucial role played by steel rebars. Tensile strength is the primary function of steel rebars, as concrete alone is weak in tension. When a load is applied to reinforced concrete, the steel rebars resist the tensile forces and prevent cracks from widening. The presence of steel rebars helps evenly distribute stress and strain throughout the concrete, which confines and limits the width of cracks that may occur due to external loads or shrinkage. The rebars act as reinforcement, inhibiting crack propagation and reducing crack width. This is especially important in structural elements like beams and columns, where crack control is critical to maintaining structural integrity and durability. The crack width in reinforced concrete is also influenced by the diameter, spacing, and arrangement of rebars. Properly designed and placed rebars provide optimal crack control. As the diameter and spacing of rebars decrease, the crack width also decreases. Additionally, using a specific pattern for rebar arrangement, such as a mesh or grid, can further enhance crack control by offering additional resistance to crack propagation. Furthermore, the bond between steel rebars and concrete is essential for crack width control. Adequate bond strength ensures effective stress transfer from rebars to concrete, which limits crack width. Insufficient bond can result in slip between rebars and concrete, allowing cracks to widen. In conclusion, steel rebars have a significant impact on crack width in reinforced concrete by providing tensile strength, distributing stress and strain, confining cracks, and enhancing the bond between steel and concrete. Proper design, placement, and arrangement of rebars are crucial for effective crack control, ultimately improving the overall performance and longevity of reinforced concrete structures.
- Q:How do steel rebars affect the overall flexibility of concrete structures?
- Steel rebars greatly enhance the overall flexibility of concrete structures. The addition of steel rebars to concrete increases its tensile strength, allowing it to better resist cracking and deformation under load. Concrete on its own is strong in compression, but weak in tension. By incorporating steel rebars within the concrete, it creates a composite material that combines the compressive strength of concrete with the tensile strength of steel. The rebars act as reinforcement, distributing the load across the structure and preventing the concrete from failing in tension. This reinforcement helps to limit the formation and propagation of cracks, as the rebars bear the tensile stress and prevent the concrete from completely separating. Consequently, the presence of rebars greatly enhances the overall flexibility and ductility of the concrete structure by enabling it to withstand various forces and movements without catastrophic failure. Moreover, steel rebars also improve the structural stability of concrete elements. By providing additional strength and support, they help to prevent excessive deflection, bending, or buckling of the structure, ensuring it can withstand external loads and environmental conditions. This increased flexibility and stability contribute to the durability and longevity of the concrete structure, making it more resistant to factors such as seismic activity, temperature fluctuations, and shrinkage. In summary, steel rebars play a crucial role in enhancing the overall flexibility of concrete structures. They provide the necessary tensile strength to counteract the inherent weakness of concrete in tension, preventing cracking and deformation. By reinforcing the structure, steel rebars improve its stability, durability, and ability to withstand various forces and movements, thereby ensuring the structural integrity and longevity of the concrete elements.
- Q:What is the cost of steel rebars compared to other construction materials?
- The cost of steel rebars is generally higher compared to other construction materials due to its durability, strength, and longevity. However, it is important to consider the specific project requirements, as cost can vary depending on the market and availability of alternative materials.
- Q:What is the process of removing steel rebars from concrete structures?
- To ensure the safe and efficient removal of steel rebars from concrete structures, several steps must be taken. Firstly, a comprehensive assessment of the concrete structure is required before the removal process begins. This involves evaluating the rebars' type and condition, the integrity of the surrounding concrete, and any potential risks or obstacles that may impact the removal process. Once the assessment is complete, preparations are made to guarantee the safety of workers and the environment. This may include the use of personal protective equipment, the establishment of barricades or safety barriers, and securing the area to prevent accidents or injuries. The next step involves cutting the steel rebars. Various techniques can be employed, such as oxyacetylene cutting, saw cutting, or the use of specialized tools like rebar cutters or shears. The cutting method chosen depends on the rebars' size and thickness, as well as the accessibility of the area. After the rebars are cut, they must be carefully extracted from the concrete structure. This can be done manually using pry bars or through mechanical methods such as cranes, excavators, or hydraulic breakers. It is crucial to execute the extraction process with caution to avoid damaging the surrounding concrete or causing any structural instability. Once the rebars have been removed, the area needs to be cleaned of debris and leftover materials. This is necessary to create a safe working environment for subsequent construction or renovation work. Additionally, any damage caused to the concrete structure during the removal process must be repaired or restored to maintain its structural integrity. It is important to note that the removal of steel rebars from concrete structures should be carried out by trained professionals with expertise in construction and demolition. Compliance with local regulations and safety guidelines is also essential to prevent accidents, minimize environmental impact, and preserve the integrity of the concrete structure.
- Q:What are the different types of steel rebars used in foundation construction?
- There are several types of steel rebars commonly used in foundation construction, including plain round bars, deformed bars, epoxy-coated bars, and galvanized bars. Plain round bars are smooth and have no surface deformations, making them suitable for lightweight applications. Deformed bars have ribs, lugs, or other surface deformations that provide better bonding with concrete and enhance the strength of the foundation. Epoxy-coated bars are coated with a layer of epoxy to protect against corrosion, making them ideal for areas with high moisture or chemical exposure. Galvanized bars are coated with a layer of zinc to prevent rusting and corrosion, making them suitable for outdoor or marine environments.
- Q:What are the different types of splices used for steel rebars?
- There are several types of splices used for steel rebars, including lap splices, mechanical splices, and welded splices. Lap splices involve overlapping two rebars and tying them together with wire or other connectors. Mechanical splices use couplers or threaded sleeves to join rebars together without overlapping. Welded splices involve welding the ends of two rebars together to create a strong connection. Each type of splice has its own advantages and may be used depending on factors such as the project requirements, rebar size, and construction methods.
- Q:How do steel rebars contribute to the overall durability of a structure?
- Steel rebars contribute to the overall durability of a structure by providing reinforcement and strength to concrete. They increase the tensile strength of concrete, making it resistant to cracks and fractures. This reinforcement helps the structure withstand external forces such as earthquakes or extreme weather conditions, enhancing its longevity and structural integrity.
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Hot Rolled Steel Deformed Bar D-BAR HRB400/HRB500/B500B/B500C/GR40/R60
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 50000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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