Deformed Steel Bar Reinforced Deformed Steel Bar HRB400
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 50000 m.t./month
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Product Description:
OKorder is offeringDeformed Steel Bar Reinforced Deformed Steel Bar HRB400 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 Steel Bar Reinforced Deformed Steel Bar HRB400 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 Deformed Steel Bar Reinforced Deformed Steel Bar HRB400 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 | ||
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 |
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.
Images:
- Q: Are there any environmental concerns associated with steel rebars?
- Yes, there are certain environmental concerns associated with steel rebars. The production of steel rebars requires a significant amount of energy and releases greenhouse gases, contributing to climate change. Additionally, the extraction and mining of iron ore for steel production can lead to habitat destruction and water pollution. However, the recycling potential of steel rebars helps mitigate some environmental impacts by reducing the need for virgin steel production and decreasing waste.
- Q: What are the common defects or issues associated with steel rebars?
- Some common defects or issues associated with steel rebars include corrosion, improper bending or straightening, inadequate cover or concrete protection, insufficient anchorage or lap length, and incorrect spacing or alignment.
- Q: What are the factors that can cause corrosion in steel rebars?
- There are several factors that can contribute to the corrosion of steel rebars. Firstly, exposure to moisture and oxygen is a significant factor in the corrosion process. When moisture comes into contact with the surface of the steel rebar, it initiates an electrochemical reaction with the oxygen in the air, leading to the formation of rust. This reaction is accelerated in environments with high humidity or constant exposure to water, such as coastal areas or structures submerged in water. Another factor that can cause corrosion is the presence of chloride ions. Chlorides, commonly found in seawater, deicing salts, or industrial environments, can penetrate the protective oxide layer on the steel rebar, making it more susceptible to corrosion. Once the chloride ions reach the metal surface, they initiate the breakdown of the passive film, allowing the corrosion process to occur more rapidly. The pH level of the environment is also crucial. Steel rebars are more prone to corrosion in highly acidic or alkaline conditions. Acidic environments, such as those found in industrial areas with high air pollution or chemical exposure, can rapidly corrode the steel. On the other hand, alkaline conditions, often found in concrete structures due to the presence of cement, can lead to the formation of a highly alkaline environment on the surface of the rebar, causing the breakdown of the protective oxide layer and promoting corrosion. Additionally, the presence of other contaminants or impurities can accelerate the corrosion process. Sulfur compounds, for example, can react with the steel rebar, leading to the formation of sulfide corrosion products that weaken the structure. Similarly, exposure to certain organic compounds or acids can also contribute to corrosion. Lastly, the design and maintenance of structures can also play a role in the corrosion of steel rebars. Insufficient concrete cover or poor quality concrete can allow moisture and oxygen to reach the steel more easily, increasing the likelihood of corrosion. Lack of proper maintenance, such as failure to repair cracked or damaged concrete, can also lead to water infiltration and subsequent corrosion of the rebars. In conclusion, factors such as moisture and oxygen exposure, chloride ions, pH level, presence of contaminants, and inadequate design or maintenance can all contribute to the corrosion of steel rebars. Understanding and addressing these factors is crucial in ensuring the durability and longevity of structures that incorporate steel rebars.
- Q: Are there any alternatives to steel rebars?
- Yes, there are several alternatives to steel rebars. One alternative is the use of fiber-reinforced polymer (FRP) rebars, which are made of high-strength fibers embedded in a polymer matrix. FRP rebars offer several advantages over traditional steel rebars, including corrosion resistance, high tensile strength, and lightweight properties. They are also non-magnetic and electrically non-conductive, making them suitable for areas with electromagnetic interference concerns. Another alternative is the use of basalt rebars, which are made from basalt rock fibers. Basalt rebars offer similar benefits as FRP rebars, including corrosion resistance and high tensile strength. Additionally, some manufacturers have developed alternative materials such as bamboo, carbon fiber, and glass fiber rebars, which have also shown promise in certain applications. However, it is important to note that the choice of alternative rebars depends on the specific requirements of a project, and factors such as cost, availability, and local building codes should be considered when selecting an alternative to steel rebars.
- Q: Can steel rebars be welded to other steel components?
- Steel rebars have the capability to be welded to other steel components. In construction projects, welding serves as a common method for connecting steel rebars to various steel structures or components. This procedure involves heating the rebars and steel components to a high temperature, causing them to melt. Following this, they are allowed to cool and solidify, resulting in a strong and durable bond. Welding steel rebars to other steel components is widely accepted and contributes to the overall integrity and stability of the construction. By ensuring a dependable connection, it enables the rebars and steel components to effectively withstand external forces and loads. However, it is crucial to employ proper welding techniques and adhere to relevant industry standards and guidelines to guarantee a successful and safe welding process.
- Q: Can steel rebars be used in the construction of offshore wind farms?
- Yes, steel rebars can be used in the construction of offshore wind farms. Steel rebars are commonly used in the construction industry to reinforce concrete structures, and they can also be utilized in offshore wind farm installations. The durability and strength of steel rebars make them suitable for withstanding the harsh marine environment and supporting the foundations of offshore wind turbines.
- Q: Can steel rebars be used in structures with limited construction technology?
- Yes, steel rebars can be used in structures with limited construction technology. Steel rebars are commonly used as reinforcement in concrete structures to enhance their strength and durability. They are versatile and can be easily incorporated into various construction techniques, making them suitable for structures with limited technology. Additionally, steel rebars offer superior resistance to load and can withstand harsh environmental conditions, ensuring the structural integrity of the building even with limited construction technology.
- Q: What are the different shapes of steel rebars?
- Steel rebars come in various shapes, such as round (plain or deformed), square, rectangular, and hexagonal. These shapes allow for different applications and structural requirements in construction projects.
- Q: What are the guidelines for the proper anchoring of steel rebars in slabs?
- The guidelines for proper anchoring of steel rebars in slabs typically include ensuring adequate lap length, proper spacing, and adequate embedment depth. The lap length refers to the minimum length of overlap between adjacent rebars to ensure adequate bond strength. Proper spacing is important to ensure even load distribution and prevent cracking. Embedment depth refers to the depth at which the rebars are placed within the concrete to ensure sufficient anchorage and prevent pullout. Additionally, it is important to follow local building codes and consult structural engineering guidelines specific to the project to ensure proper anchoring of steel rebars in slabs.
- Q: Can steel rebars be used in the construction of residential towers?
- Yes, steel rebars can be used in the construction of residential towers. Steel rebars provide strength and durability to reinforced concrete structures, making them an ideal choice for high-rise buildings like residential towers. They help reinforce the concrete and enhance its load-bearing capacity, ensuring the structural integrity and safety of the construction.
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Deformed Steel Bar Reinforced Deformed Steel Bar HRB400
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 50000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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