Hot Rolled Steel Deformed Bar HRB400 HRB500 HRB600 for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 10000 m.t./month
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Product Description:
OKorder is offering Hot Rolled Steel Deformed Bar HRB400 HRB500 HRB600 for construction 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 HRB400 HRB500 HRB600 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 Hot Rolled Steel Deformed Bar HRB400 HRB500 HRB600 for construction 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:
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 | ||
Packaging & Delivery of Hot Rolled d-bar Steel
1. Packing: it is nude packed in bundles by steel wire rod
2. Bundle weight: not more than 3.5MT for bulk vessel; less than 3 MT for container load
3. Marks:
Color marking: There will be color marking on both end of the bundle for the cargo delivered by bulk vessel. That makes it easily to distinguish at the destination port.
Tag mark: there will be tag mark tied up on the bundles. The information usually including supplier logo and name, product name, made in China, shipping marks and other information request by the customer.
If loading by container the marking is not needed, but we will prepare it as customer request.
4. Transportation: the goods are delivered by truck from mill to loading port, the maximum quantity can be loaded is around 40MTs by each truck. If the order quantity cannot reach the full truck loaded, the transportation cost per ton will be little higher than full load.
5. Delivered by container or bulk vessel
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: What is the process of pre-stressing steel rebars?
- Steel rebars undergo a process called pre-stressing, wherein a predetermined amount of stress or force is applied to them before they are loaded. This technique is widely employed in the construction industry to enhance the structural strength and durability of concrete structures. The process typically commences with the selection of high-strength steel rebars that possess favorable tensile strength properties. These rebars are commonly crafted from either carbon steel or alloy steel and come in various shapes and sizes, depending on the specific application. Once the rebars are chosen, they are cleaned and coated with a protective layer to prevent corrosion. Subsequently, they are positioned as per the design specifications within the concrete structure, such as beams, columns, or slabs. Next, the pre-stressing process is initiated, which involves two main methods: pre-tensioning and post-tensioning. In pre-tensioning, the rebars are initially tensioned by being fixed to an anchorage point or a sturdy frame. The opposite end of the rebars is then pulled using hydraulic jacks or mechanical devices, exerting a substantial amount of force. Once the desired stress is attained, the rebars are secured in their stressed position by casting concrete around them. After the concrete solidifies, the jacks or devices are released, transferring the stress to the rebars. In post-tensioning, the rebars are initially placed in the concrete structure without any tension. After the concrete solidifies, ducts or channels are created within the structure along the path of the rebars. High-strength steel strands or cables are then inserted through these ducts. The strands are anchored at one end of the structure and tensioned using hydraulic jacks or similar devices. This tensioning process applies a force to the rebars, which is transferred to the concrete, compressing it. Once the desired stress is achieved, the strands are secured and the ducts are filled with grout or mortar for corrosion protection. Both pre-tensioning and post-tensioning techniques yield pre-stressed steel rebars that offer several advantages to concrete structures. These include increased load-carrying capacity, improved resistance to cracking and deformation, enhanced durability, and overall superior structural performance. The process of pre-stressing steel rebars is an essential aspect of modern construction practices, guaranteeing the longevity and safety of various types of concrete structures.
- Q: How do steel rebars affect the maintenance requirements of a structure?
- Steel rebars can significantly impact the maintenance requirements of a structure by enhancing its structural integrity and durability. The use of steel rebars in concrete structures helps prevent cracking, improve load-bearing capacity, and enhance resistance against external forces such as earthquakes and weathering. As a result, the maintenance requirements of the structure are reduced as it becomes more resilient to wear and tear, reducing the need for frequent repairs or replacements.
- Q: Can steel rebars be used in shopping mall construction?
- Yes, steel rebars can be used in shopping mall construction. Steel rebars are commonly used in construction projects for their strength and durability, making them suitable for various structural applications, including shopping malls. They provide reinforcement to concrete structures, enhancing their load-bearing capacity and structural integrity.
- Q: What is the role of steel rebars in tunnel lining construction?
- Steel rebars play a crucial role in tunnel lining construction as they provide reinforcement and strength to the concrete structure. They help to withstand the immense pressure, ground movement, and potential seismic forces that tunnels may experience. Rebars enhance the durability and longevity of the tunnel lining by preventing cracks and ensuring structural integrity, making them an essential component of tunnel construction.
- Q: How do steel rebars affect the overall durability of concrete?
- Steel rebars significantly improve the overall durability of concrete. By reinforcing the concrete, rebars enhance its tensile strength, preventing cracking and structural failure. They also provide resistance against shrinkage and expansion caused by temperature changes, ensuring the longevity and stability of concrete structures.
- Q: Can steel rebars be used in cold weather conditions?
- Yes, steel rebars can be used in cold weather conditions. Steel has excellent cold weather performance and can maintain its structural integrity even in extremely low temperatures. However, it is important to ensure that proper construction practices are followed, such as protecting the rebars from moisture and using appropriate concrete curing methods to prevent freezing and cracking.
- Q: What are the different shapes and profiles of steel rebars?
- There are various shapes and profiles of steel rebars, including round bars, deformed bars, square bars, and flat bars. Round bars have a cylindrical shape and are commonly used for general construction purposes. Deformed bars have ribbed surfaces to enhance bonding with concrete, providing better strength and stability. Square bars have a square cross-section and are often used for making frames, supports, and structures. Flat bars have a rectangular shape and are frequently used for manufacturing plates, brackets, and other structural components.
- Q: What are the guidelines for splicing steel rebars in a structure?
- The guidelines for splicing steel rebars in a structure are outlined as follows: 1. Prioritize proper design: Begin by obtaining a comprehensive design of the structure that incorporates the necessary length and placement of rebar splices. The design must adhere to the applicable building codes and standards. 2. Employ approved methods: It is imperative to utilize approved methods for splicing steel rebars. The most commonly used methods include lap splicing, mechanical splicing, and welded splicing. The chosen method must conform to the design requirements and accepted industry practices. 3. Determine splice length: Establish the splice length based on the structural requirements and the type of rebar being used. It is advisable to consult the design engineer or refer to the code requirements to determine the appropriate splice length. 4. Prepare the rebars: Prior to splicing, the rebars must be cleaned of rust, scale, oil, or any other contaminants that could impact the bond strength. The ends of the rebars should be clean and devoid of deformations or irregularities. 5. Choose splice location: The splice location is of utmost importance and should align with the design specifications. Splices should not be placed in areas subjected to high stress or where they could compromise the structural integrity of the member. 6. Maintain reinforcement continuity: Splicing must preserve the continuity of reinforcement to ensure structural integrity. Sufficient overlap or connection strength should be achieved to transfer loads between the spliced rebars. 7. Ensure proper installation: During splicing, it is essential to adhere to proper installation procedures. This may involve using suitable splicing materials, ensuring accurate alignment and fit, and applying the recommended torque or tension for mechanical splices. 8. Implement quality control and inspection: Regular inspections should be carried out during and after the splicing process to verify compliance with the design and quality standards. This may include visual inspections, non-destructive testing, or load testing as necessary. 9. Document and maintain records: It is vital to maintain thorough documentation of the splicing process, including details of the method employed, splice length, location, and any deviations from the design. This documentation aids in ensuring traceability and accountability. 10. Adhere to codes and standards: Finally, all splicing activities must comply with the relevant building codes, industry standards, and specifications. It is advisable to refer to the specific code requirements applicable to the region and seek professional guidance if necessary.
- Q: Can steel rebars be used in tunneling and mining operations?
- Yes, steel rebars can be used in tunneling and mining operations. Rebars, which are steel bars commonly used to reinforce concrete structures, can also be employed in underground construction projects such as tunnels and mines. These steel bars provide additional strength and stability to the structures in these environments, ensuring durability and safety. In tunneling projects, rebars are often embedded in shotcrete or concrete linings to enhance the structural integrity of the tunnel walls and prevent collapse. Similarly, in mining operations, rebars are used to reinforce the roofs, walls, and support structures within the mine, safeguarding against potential hazards such as rockfalls and cave-ins. The use of steel rebars in tunneling and mining operations is crucial for maintaining the integrity and stability of these underground structures.
- Q: Are steel rebars susceptible to corrosion?
- Yes, steel rebars are susceptible to corrosion. Corrosion is a natural process that occurs when steel is exposed to moisture, oxygen, and other environmental factors. When steel rebars are used in concrete structures, they are exposed to the elements and can come in contact with water or moisture, which can lead to the formation of rust. This rust can weaken the rebars and eventually compromise the structural integrity of the concrete. To prevent corrosion, various protective measures can be taken, such as applying a protective coating or using corrosion-resistant steel rebars. Regular maintenance and inspection of the concrete structures are also crucial to detect and address any signs of corrosion in a timely manner.
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Hot Rolled Steel Deformed Bar HRB400 HRB500 HRB600 for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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