Deformed Bar High Quality Hot Rolled 6MM-50MM
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
You Might Also Like
Product Description:
OKorder is offering high quality Hot Rolled Steel I-Beams 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:
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
Product Advantages:
OKorder's Steel I-Beams are durable, strong, and resist corrosion, exact size, regular package, chemical and mechanical properties are stable.
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:
Manufacture: Hot rolled
Grade: BS4449
Certificates: ISO, SGS, BV, CIQ
Diameter: 6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm,
22mm,25mm,28mm,32mm,36mm,40mm,50mm
Length: 6M, 9M,12M or as required
Packaging: Export packing, nude packing, bundled
Chemical Composition: (Please kindly find our chemistry of our material based on HRB500 as below for your information)
Grade | Technical data of the original chemical composition (%) | ||||||
C | Mn | Si | S | P | V | ||
HRB400 | ≤0.25 | ≤1.60 | ≤0.80 | ≤0.045 | ≤0.045 | 0.04-0.12 | |
Physical capability | |||||||
Yield Strength (N/cm²) | Tensile Strength (N/cm²) | Elongation (%) | |||||
≥400 | ≥570 | ≥14 | |||||
Theoretical weight and section area of each diameter as below for your information:
Diameter(mm) | Section area (mm²) | Mass(kg/m) | Weight of 12m bar(kg) |
6 | 28.27 | 0.222 | 2.664 |
8 | 50.27 | 0.395 | 4.74 |
10 | 78.54 | 0.617 | 7.404 |
12 | 113.1 | 0.888 | 10.656 |
14 | 153.9 | 1.21 | 14.52 |
16 | 201.1 | 1.58 | 18.96 |
18 | 254.5 | 2.00 | 24 |
20 | 314.2 | 2.47 | 29.64 |
22 | 380.1 | 2.98 | 35.76 |
25 | 490.9 | 3.85 | 46.2 |
28 | 615.8 | 4.83 | 57.96 |
32 | 804.2 | 6.31 | 75.72 |
36 | 1018 | 7.99 | 98.88 |
40 | 1257 | 9.87 | 118.44 |
50 | 1964 | 15.42 | 185.04 |
FAQ:
Q1: How do we guarantee the quality of our products?
A1: 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.
Q2: How soon can we receive the product after purchase?
A2: 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.
Q3: What makes stainless steel stainless?
A3: 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:What are the disadvantages of using steel rebars?
- One of the disadvantages of using steel rebars is their susceptibility to corrosion. Over time, exposure to moisture and other environmental factors can cause the rebars to rust, weakening their structural integrity. This corrosion can lead to structural damage and compromise the overall strength of the reinforced concrete. Additionally, steel rebars are heavy and can be difficult to handle and transport, which can increase construction costs and labor requirements.
- Q:What is the process of epoxy-coating steel rebars?
- The process of epoxy-coating steel rebars involves several steps. First, the rebars are thoroughly cleaned and degreased to ensure proper adhesion of the epoxy coating. Next, the rebars are preheated to a specific temperature to enhance the coating process. Then, a primer layer of epoxy is applied to the rebars to create a strong bond. After the primer has cured, a topcoat of epoxy is applied to provide corrosion resistance and durability. The coated rebars are then allowed to cure and dry, typically in a controlled environment. Finally, the epoxy-coated rebars are inspected for quality and can be used in various applications such as reinforced concrete structures, where they provide protection against corrosion.
- Q:Can steel rebars be used in structures subjected to chemical exposure?
- Steel rebars can be used in structures subjected to chemical exposure, but it is essential to consider the type and concentration of chemicals involved. While steel is generally resistant to many chemicals, certain corrosive substances can cause degradation and compromise the integrity of the rebars. In such situations, it is crucial to select the appropriate grade of steel rebars that offer enhanced resistance to chemical corrosion. Stainless steel rebars, for example, contain a higher proportion of chromium and other alloying elements, providing superior resistance to a wide range of chemicals. These rebars are commonly used in structures exposed to aggressive chemical environments, such as wastewater treatment facilities, chemical plants, and marine structures. Additionally, protective coatings can be applied to steel rebars to further enhance their resistance to chemical exposure. Epoxy or polymeric coatings create a barrier that prevents direct contact between the rebar and the chemical, minimizing the risk of corrosion. These coatings are commonly used in structures exposed to chemicals like sulfuric acid or chloride ions. It is important to consult with structural engineers and corrosion specialists to determine the most suitable type of steel rebars and protective coatings for a particular chemical exposure scenario. Proper design, material selection, and maintenance practices are crucial to ensure the long-term durability and safety of structures in chemically aggressive environments.
- Q:What is the impact of steel rebars on the construction timeline?
- The construction timeline is greatly affected by steel rebars. These rebars are essential in reinforced concrete structures and provide strength and durability to the overall construction. It is crucial to properly install and integrate them into the concrete elements to ensure the building's structural integrity. To begin with, delays in procuring or delivering steel rebars can have a significant impact on the construction timeline. This can cause a ripple effect, postponing or slowing down construction activities that require the presence of rebars, such as formwork, concrete pouring, and curing. As a result, the overall construction timeline may be delayed. Furthermore, the installation of rebars is a meticulous and time-consuming process. Construction teams must accurately place and secure the rebars according to design specifications and engineering drawings. This involves cutting, bending, and tying rebars to create the necessary reinforced structures. Any errors or rework needed during this phase can lead to additional time being spent, potentially causing delays in subsequent construction activities. In addition, coordination between different construction trades is crucial when working with rebars. The integration of electrical and plumbing systems with rebars must be done correctly before pouring the concrete. Miscommunication or lack of coordination can result in conflicts and rework, causing delays in the construction timeline. Moreover, the quality of rebars is vital to the construction timeline. Poor quality or defective rebars can pose safety concerns and potential structural issues. In such cases, remedial actions, such as removing and replacing faulty rebars, need to be taken, leading to delays and additional costs. In conclusion, steel rebars significantly impact the construction timeline. Factors such as availability, timely delivery, accurate installation, coordination with other trades, and quality influence the overall progress of a construction project. Proper planning, communication, and monitoring are essential to effectively incorporate rebars into the construction process, minimizing potential delays, and keeping the project on schedule.
- Q:What are the different types of steel rebars used in road construction?
- There are several types of steel rebars used in road construction, each with its own specific characteristics and advantages. Some of the commonly used types include: 1. Mild Steel Rebars: Also known as carbon steel rebars, these are the most commonly used type in road construction. They have a low carbon content and are relatively inexpensive. Mild steel rebars are suitable for general-purpose applications and provide good strength and ductility. 2. High Strength Deformed (HSD) Rebars: These rebars have higher tensile strength compared to mild steel rebars. They are manufactured by subjecting mild steel bars to mechanical treatments, such as hot rolling, quenching, and tempering. HSD rebars are used in areas where higher load-bearing capacity is required, such as bridge construction. 3. Stainless Steel Rebars: These rebars are corrosion-resistant due to their high chromium content. They are especially beneficial in areas with high humidity, coastal regions, or where road construction is exposed to corrosive substances. Stainless steel rebars are more expensive than other types but offer long-term durability. 4. Epoxy-Coated Rebars: These rebars are coated with epoxy to provide protection against corrosion. Epoxy coating acts as a barrier between the steel surface and the environment, preventing the penetration of moisture and corrosive elements. Epoxy-coated rebars are commonly used in concrete pavements to enhance the longevity of the road. 5. Galvanized Rebars: These rebars are coated with a layer of zinc to protect against corrosion. The zinc coating acts as a sacrificial layer, preventing the steel from coming into contact with corrosive elements. Galvanized rebars are commonly used in road construction projects where corrosion resistance is crucial, such as in areas with high levels of moisture or chemical exposure. It is important to select the appropriate type of steel rebars based on the specific requirements of the road construction project. Factors such as load-bearing capacity, environmental conditions, and budget considerations play a significant role in determining the most suitable type of rebar to be used.
- Q:How do steel rebars affect the overall durability of a structure?
- Steel rebars greatly enhance the overall durability of a structure. By reinforcing concrete, rebars increase the strength and load-bearing capacity of the structure, making it more resistant to cracks, bending, and deformation caused by external forces. Consequently, the presence of steel rebars significantly improves the structural integrity, lifespan, and resilience of the construction, ensuring it can withstand various environmental and dynamic loads over time.
- Q:What is the lifespan of steel rebars?
- The lifespan of steel rebars can vary depending on various factors such as the quality of the steel used, the environment it is exposed to, and the level of maintenance. However, generally, steel rebars have a lifespan of around 50 to 100 years.
- Q:What are the guidelines for using steel rebars in pre-stressed or post-tensioned concrete elements?
- The guidelines for using steel rebars in pre-stressed or post-tensioned concrete elements include ensuring the rebars meet the required specifications and standards for strength, size, and corrosion resistance. They should be properly anchored and positioned within the concrete element according to the design specifications. Additionally, care should be taken to avoid damaging or stressing the rebars during the construction process, and proper curing and protection measures should be implemented to prevent corrosion and ensure the longevity of the structure.
- Q:Can steel rebars be used in combination with other reinforcement materials?
- Yes, steel rebars can be used in combination with other reinforcement materials in construction projects. Steel rebars are commonly used in reinforced concrete structures to provide tensile strength and enhance the overall structural integrity. However, in some cases, additional reinforcement materials may be required to meet specific design requirements or address unique construction challenges. For instance, in high seismic areas, where flexibility and ductility are crucial, steel rebars can be combined with other materials such as fiber-reinforced polymer (FRP) bars or carbon fiber-reinforced polymer (CFRP) strips. These materials offer enhanced strength and flexibility, helping to improve the structure's resistance to seismic forces. Moreover, in situations where corrosion is a concern, steel rebars can be used in combination with corrosion-resistant materials like stainless steel rebars or epoxy-coated rebars. These materials create a protective barrier, preventing the steel rebars from coming in direct contact with moisture and corrosive agents. Additionally, in some specialized applications such as precast concrete elements or composite structures, steel rebars can be used alongside other reinforcement materials like prestressed tendons or structural fibers. This combination allows for the redistribution of loads and ensures optimal structural performance. In summary, steel rebars can be effectively combined with other reinforcement materials to meet specific construction requirements, enhance structural performance, and address challenges related to seismic activity, corrosion, or specialized applications.
- Q:What are the different methods for reinforcing concrete with steel rebars?
- There are several methods for reinforcing concrete with steel rebars, each serving a specific purpose and providing different levels of strength and durability. 1. Traditional Reinforcement: This method involves placing steel rebars horizontally and vertically within the concrete structure. The rebars are typically arranged in a grid pattern and tied together at intersections using wire or metal ties. This method is commonly used for general reinforcement in slabs, walls, and columns. 2. Pre-stressed Reinforcement: In this method, steel rebars are pre-tensioned before they are embedded in the concrete. This is done by stretching the rebars using hydraulic jacks and anchoring them to the structure's foundation. The tension in the rebars helps counteract the tensile forces that occur when the concrete is subjected to loads, resulting in increased strength and resistance to cracking. 3. Post-tensioned Reinforcement: Similar to pre-stressed reinforcement, post-tensioning involves the use of steel rebars that are tensioned after the concrete has hardened. This is achieved by placing ducts or sleeves within the concrete before pouring, and then threading the rebars through them. Once the concrete has cured, the rebars are tensioned using hydraulic jacks, applying a compressive force that enhances the overall strength and load-bearing capacity of the structure. 4. Fiber Reinforced Concrete: Instead of traditional steel rebars, fibers made of steel, glass, synthetic materials, or natural fibers can be added to the concrete mix. These fibers act as a secondary reinforcement system, providing additional strength and durability to the concrete. Fiber reinforced concrete is commonly used in applications such as industrial floors, bridge decks, and pavements. 5. Shotcrete Reinforcement: Shotcrete is a method where a wet mix of concrete and steel fibers is sprayed onto a surface using a high-pressure hose. This technique is commonly used in slope stabilization, tunnel linings, and underground constructions. The steel fibers in the shotcrete provide reinforcement and improve the overall structural integrity of the sprayed concrete. Overall, the choice of reinforcement method depends on the specific requirements of the project, including the type of structure, expected loads, and desired durability. By selecting the appropriate method, engineers can ensure that the reinforced concrete structure possesses the necessary strength and resilience to withstand the intended usage and environmental conditions.
1. Manufacturer Overview |
|
|---|---|
| Location | |
| Year Established | |
| Annual Output Value | |
| Main Markets | |
| Company Certifications | |
2. Manufacturer Certificates |
|
|---|---|
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period | |
3. Manufacturer Capability |
|
|---|---|
| a)Trade Capacity | |
| Nearest Port | |
| Export Percentage | |
| No.of Employees in Trade Department | |
| Language Spoken: | |
| b)Factory Information | |
| Factory Size: | |
| No. of Production Lines | |
| Contract Manufacturing | |
| Product Price Range | |
Send your message to us
Deformed Bar High Quality Hot Rolled 6MM-50MM
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
Similar products
New products
Hot products
Hot Searches
Related keywords
