Hot Rolled Deformed Bars with HRB 400-500
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
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Product Description:
OKorder is offering high quality Hot Rolled Rebars 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..
Label: to be specified by customer, generally, each bundle has 1-2 labels
Product Advantages:
OKorder's Hot Rolled Rebars 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:
Manufacture: Hot rolled
Grade: HRB400 – HRB500
Certificates: ISO, SGS, BV, CIQ
Length: 6m – 12m, as per customer request
Packaging: Export packing, nude packing, bundled
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: 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: What is the normal tolerance of Hot Rolled Mild Steel Angle Beams for Structures and for Buildings?
A3: Normally 3%-5%, but we can also produce the goods according to the customers' requests.
Images:
- Q: Can steel rebars be used in pre-tensioned concrete structures?
- No, steel rebars cannot be used in pre-tensioned concrete structures. Pre-tensioned concrete structures rely on the use of high-strength tendons made of materials such as high-strength steel or carbon fiber reinforced polymers (CFRP) to apply tension to the concrete before it cures. This pre-tensioning process helps in enhancing the structural strength and load-bearing capacity of the concrete elements. Steel rebars, on the other hand, are used in reinforced concrete structures where they provide additional strength to resist tensile forces.
- Q: How are steel rebars connected to each other?
- Steel rebars are typically connected to each other using various methods such as overlapping, welding, or using mechanical connectors like couplers or threaded bars.
- Q: What are the guidelines for the proper spacing of steel rebars in slabs-on-grade?
- The guidelines for the proper spacing of steel rebars in slabs-on-grade typically vary based on the specific project requirements and the structural engineering design. However, some general guidelines suggest that rebars should be spaced apart at a distance equal to or less than three times the slab thickness. Additionally, the spacing between rebars should be consistent, and there should be enough clearance between the rebars and the edges or formwork to ensure proper concrete coverage and adequate reinforcement. It is crucial to consult the project's structural engineer and adhere to local building codes for specific guidelines.
- Q: How do steel rebars affect the overall sustainability of a construction project?
- The overall sustainability of a construction project can be significantly influenced by steel rebars. To begin with, steel rebars are commonly employed to reinforce concrete structures, thereby enhancing their strength and durability. This leads to an increase in the longevity of the building, consequently minimizing the necessity for frequent repairs or replacements. As a result, the consumption of materials and energy required for maintenance over the long term is reduced. Additionally, the utilization of steel rebars contributes to the structural integrity of a construction project, enabling the design of lighter and more efficient structures. This, in turn, leads to a reduction in material usage and lower energy consumption during the construction process. Moreover, the use of steel rebars often allows for the construction of slimmer and more aesthetically pleasing structures, which can positively impact the project's environmental footprint. Moreover, steel rebars are recyclable, further enhancing the sustainability of a construction project. At the end of a building's life cycle, it is easy to recover and reuse steel rebars, thereby reducing the demand for new steel production. This not only conserves natural resources but also significantly reduces greenhouse gas emissions associated with the steel manufacturing process. Furthermore, steel rebars can contribute to the overall sustainability of a construction project by improving the building's resilience to natural disasters such as earthquakes or hurricanes. By providing additional strength and flexibility to the structure, steel rebars can help minimize damage and potentially save lives. In conclusion, the usage of steel rebars positively affects the overall sustainability of a construction project by enhancing the structural integrity and durability of buildings, reducing material and energy consumption, promoting recycling and reuse, and improving resilience to natural disasters. Their utilization is a vital component in the creation of more sustainable and environmentally friendly construction practices.
- Q: How can steel rebars be recycled after their service life?
- Steel rebars can be recycled after their service life by first removing them from the concrete structures. The rebars are then collected and taken to a recycling facility where they undergo a process called steel rebar recycling. In this process, the rebars are cleaned, sorted, and shredded into small pieces. These pieces are then melted down in a furnace and transformed into new steel products or rebars, which can be used for various construction purposes. Recycling steel rebars not only conserves natural resources but also helps to reduce waste and minimize environmental impact.
- Q: What are the different types of steel rebars used in earthquake-prone regions?
- Various types of steel rebars are utilized in earthquake-prone regions to bolster the structural integrity and resilience of buildings. These rebars are specifically engineered to withstand the formidable forces generated during seismic events, thereby mitigating the risk of structural failure. The commonly employed steel rebars in earthquake-prone regions encompass the following: 1. Mild Steel Rebars (MSR): Also known as carbon steel rebars, MSR rebars are the most frequently utilized due to their affordability and widespread availability. They possess a relatively low yield strength, typically ranging from 250 to 420 megapascals (MPa). While they provide basic reinforcement, they are not specifically designed to endure intense seismic forces. 2. High-Strength Deformed Bars (HSD): HSD rebars exhibit significantly higher yield strength compared to MSR rebars, typically ranging from 415 to 600 MPa. Manufactured through subjecting carbon steel to additional heat treatment and controlled cooling, HSD rebars demonstrate improved strength and ductility. They possess enhanced resistance against seismic forces and are commonly employed in earthquake-prone regions. 3. Stainless Steel Rebars (SSR): SSR rebars exhibit remarkable resistance to corrosion and possess excellent strength characteristics. They are commonly employed in coastal earthquake-prone regions where exposure to saltwater or corrosive environments is a concern. SSR rebars offer enhanced durability and longevity, thereby reducing the risk of structural damage caused by corrosion over time. 4. Fiberglass Rebars: Also known as FRP (fiber-reinforced polymer) rebars, fiberglass rebars represent non-metallic alternatives for reinforcement that are gaining popularity in earthquake-prone regions. Composed of glass fibers embedded in a polymer resin matrix, FRP rebars demonstrate excellent resistance to corrosion, rendering them suitable for coastal regions. Although they possess lower strength compared to steel rebars, FRP rebars exhibit high tensile strength, making them a viable option for seismic reinforcement. 5. Galvanized Rebars: Galvanized rebars encompass carbon steel rebars coated with a layer of zinc to enhance corrosion resistance. The zinc coating acts as a sacrificial layer, affording protection to the underlying steel against corrosion. While galvanized rebars are not specifically engineered for seismic resistance, they offer improved durability in earthquake-prone regions characterized by high moisture or corrosive conditions. It is important to highlight that the selection of steel rebars in earthquake-prone regions hinges upon a multitude of factors, including seismic activity levels, building codes and regulations, budgetary constraints, and specific project requirements. Consulting with structural engineers and adhering to local building codes is crucial in determining the appropriate type of steel rebars for seismic reinforcement, thereby ensuring the safety and resilience of structures in these regions.
- Q: How many patterns are there in threaded steel?
- According to the shape of steel ribs, there are three kinds of patterns: herringbone spiral and crescent shaped patternSteel is commonly known as hot rolled ribbed bar, belonging to the small steel steel, mainly used for steel reinforced concrete structure frame. 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: Can steel rebars be used in water treatment plant construction?
- Yes, steel rebars can be used in water treatment plant construction. Steel rebars are commonly used as reinforcement in concrete structures, including those in water treatment plants. These rebars provide strength and durability to concrete structures, ensuring they can withstand the various stresses and loads imposed on them. Moreover, steel rebars are resistant to corrosion, which is essential in water treatment plants where exposure to water and chemicals is common. However, it is important to ensure that the rebars used in the construction of water treatment plants meet the required specifications and standards to ensure the longevity and integrity of the structures.
- Q: How long do steel rebars typically last in a building?
- Steel rebars typically last for the entire lifespan of a building, which can range from 50 to 100 years or even longer with proper maintenance and protection against corrosion.
- Q: Can steel rebars be used in the construction of stadiums and arenas?
- Yes, steel rebars can be used in the construction of stadiums and arenas. Steel rebars provide structural reinforcement and enhance the overall strength and durability of concrete structures, making them an ideal choice for large-scale projects like stadiums and arenas.
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Hot Rolled Deformed Bars with HRB 400-500
- 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
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