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.
Images:
- Q: Is the theoretical weight of threaded steel and round steel the same?
- The rebar is a kind of small section steel, mainly used for the skeleton of reinforced concrete construction members. In use, some mechanical strength, bending deformation property and welding performance are required. The raw steel billet for the production of threaded steel is carbon structural steel or low alloy structural steel which is treated by calm melting, and the finished steel bar is delivered in hot rolling forming, normalizing or hot rolling state.
- Q: How do steel rebars contribute to the overall sustainability of the construction industry?
- Steel rebars contribute to the overall sustainability of the construction industry in several ways. Firstly, steel rebars are made from recycled materials, reducing the demand for new resources and minimizing the environmental impact of steel production. Additionally, steel rebars are highly durable and have a long lifespan, ensuring the longevity and stability of structures, reducing the need for frequent repairs or replacements. Moreover, the use of steel rebars in reinforced concrete allows for the construction of taller and more complex structures, maximizing the efficient use of land and reducing the need for additional construction projects. Overall, steel rebars play a crucial role in improving the sustainability of the construction industry by promoting resource conservation, durability, and efficient construction practices.
- Q: What is the importance of proper anchoring of steel rebars in concrete?
- The proper anchoring of steel rebars in concrete is crucial for ensuring the structural integrity and stability of the concrete structure. When rebars are not properly anchored, they may become loose or detached from the concrete, leading to potential structural failure, especially under heavy loads or seismic activity. Proper anchoring helps to distribute stress and load evenly throughout the concrete, preventing cracks, displacement, and collapse. It also enhances the bond between the steel and concrete, improving the overall strength and durability of the structure.
- Q: What are the different types of steel rebars available?
- Steel rebars are available in various types, each possessing unique properties and applications. Let's take a look at some of the most prevalent categories: 1. Mild Steel Rebars: These rebars are widely utilized owing to their robustness and durability. They excel in general construction projects and can withstand heavy loads. 2. High-Strength Deformed (HSD) Rebars: Constructed from carbon steel, these rebars undergo heat treatment to enhance their strength and elasticity. Their resistance to corrosion is superior, making them ideal for high-rise buildings, bridges, and structures that require added strength. 3. European Rebars: Manufactured in accordance with European standards, these rebars are primarily composed of mild steel. Their ribbed surface ensures better adherence to concrete, making them suitable for a range of construction applications. 4. Carbon Steel Rebars: These rebars boast a high carbon content, granting them exceptional strength. They are extensively employed in structures demanding remarkable durability, such as bridges and highways. 5. Epoxy-Coated Rebars: These rebars are coated with epoxy to enhance longevity and prevent corrosion. They find common use in marine structures and regions exposed to high humidity or salt. 6. Galvanized Rebars: Coated with a layer of zinc, these rebars offer protection against corrosion. They are commonly employed in moisture-rich areas or coastal regions. 7. Stainless Steel Rebars: Manufactured from stainless steel, these rebars exhibit remarkable resistance to corrosion. They are applied in specialized scenarios, including areas with chemical exposure or structures requiring exceptional durability. To ensure project success, it is crucial to select the appropriate type of steel rebar based on specific requirements such as load-bearing capacity, corrosion resistance, and environmental conditions. Seeking guidance from a structural engineer or construction professional can aid in determining the most suitable rebar for a given undertaking.
- Q: What are the guidelines for the proper curing of concrete with steel rebars?
- The guidelines for the proper curing of concrete with steel rebars are as follows: 1. Moisture: Concrete needs to be kept moist during the curing process to ensure proper hydration and strength development. However, when curing concrete with steel rebars, it is important to prevent excessive moisture as it can cause corrosion and damage the steel. Therefore, a balance should be maintained in providing enough moisture without allowing standing water to accumulate around the rebars. 2. Covering: The steel rebars should be adequately covered with concrete during the pouring process to provide protection against corrosion. The cover thickness should be in accordance with the design specifications to ensure sufficient strength and durability. 3. Curing time: The curing time for concrete with steel rebars is typically longer than that of plain concrete. This is because the steel needs to bond with the concrete and achieve proper adhesion. The recommended curing period can vary depending on factors such as ambient temperature, humidity, and the specific type of steel used. It is important to refer to the project specifications or consult with a structural engineer to determine the appropriate curing time for the specific application. 4. Temperature control: During the curing process, temperature control is crucial to ensure uniform hydration and avoid thermal stress. Rapid temperature changes can cause cracking and compromise the integrity of the concrete. It is important to protect the concrete from extreme temperature variations and provide insulation or shading as necessary. 5. Protection from external elements: Concrete with steel rebars needs to be protected from external elements that may cause damage or corrosion. This includes protecting the concrete from exposure to chloride ions, carbonation, and chemicals. Appropriate surface coatings or sealants can be applied to provide an additional layer of protection. 6. Inspection and maintenance: Regular inspection and maintenance are essential to ensure the long-term durability of concrete with steel rebars. It is important to monitor for any signs of corrosion, cracking, or deterioration and take appropriate measures to address them promptly. This may include repairing damaged areas, applying protective coatings, or implementing corrosion prevention measures. Following these guidelines will help ensure the proper curing of concrete with steel rebars, resulting in a structurally sound and durable construction material that can withstand the test of time.
- Q: How are steel rebars anchored into existing concrete?
- Steel rebars are typically anchored into existing concrete by using different methods such as epoxy adhesive, mechanical anchoring systems, or by simply embedding the rebars into the fresh concrete during construction.
- Q: How are steel rebars used in the construction of dams?
- Steel rebars are used in the construction of dams to reinforce the concrete structure and provide additional strength and durability. They are typically placed within the concrete to resist tensile forces and prevent cracking or collapsing under the immense pressure of water. The rebars help to distribute the load evenly across the dam, increasing its overall stability and ensuring its long-term structural integrity.
- Q: How do steel rebars contribute to the crack-resistance of concrete?
- Steel rebars, also known as reinforcement bars, play a crucial role in enhancing the crack-resistance of concrete structures. When embedded within concrete, rebars act as a reinforcement system that helps to distribute and resist tensile forces. This is important because concrete is known for its high compressive strength but relatively low tensile strength. The primary way in which rebars contribute to crack-resistance is by absorbing tensile stresses that would otherwise cause cracks to develop in the concrete. As the load is applied to the structure, the rebars bear the tension forces, preventing the concrete from undergoing excessive tensile stress and cracking. This is particularly significant in areas where the structure is subjected to bending or flexing forces. Moreover, the bond between the steel rebars and the surrounding concrete, known as the bond strength, also plays a role in crack-resistance. The presence of rebars enhances this bond, preventing the concrete from separating or debonding under stress. This ensures that the load is effectively transferred between the rebars and the concrete, further reducing the likelihood of cracks. Furthermore, steel rebars can help control crack widths in concrete. When tensile forces are applied, the rebars act as a restraint, limiting the width of any cracks that may form. This prevents the cracks from widening and becoming more severe, preserving the overall integrity and durability of the structure. In summary, steel rebars significantly contribute to the crack-resistance of concrete by absorbing tensile stresses, enhancing the bond strength, and controlling crack widths. Their presence within the concrete structure helps to distribute and resist forces, preventing cracks from forming and ensuring the longevity and safety of the construction.
- Q: Can steel rebars be used in cold storage construction?
- Yes, steel rebars can be used in cold storage construction. Steel rebars are commonly used in the construction of cold storage facilities due to their strength, durability, and ability to withstand low temperatures. They provide structural reinforcement to the concrete walls, floors, and ceiling, ensuring the integrity and stability of the cold storage structure. Additionally, steel rebars are resistant to corrosion, which is important in maintaining the longevity of the cold storage facility in a low-temperature environment.
- Q: How do steel rebars affect the thermal conductivity of concrete structures?
- Steel rebars have a significant impact on the thermal conductivity of concrete structures. The inclusion of steel rebars in concrete increases the overall thermal conductivity of the structure. This is because steel has a much higher thermal conductivity than concrete. Consequently, heat transfer through the concrete is facilitated by the presence of steel rebars, leading to a higher overall thermal conductivity of the structure.
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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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