Reinforcing Deformed with high quality Steel Bars
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50 m.t
- Supply Capability:
- 20000 m.t/month
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Product Description:
OKorder is offering Reinforcing Deformed with high quality Steel Bars Building Material China Manufacturer 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:
Reinforcing Deformed with high quality Steel BarsBuilding Material China Manufacturer 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 Reinforcing Deformed with high quality Steel Bars,Building Material China Manufacturer are durable, strong, and resist corrosion.
Main Product Features:
· Mill test certification
· Professional Service
· Competitive pricing
Product Specifications:
HRB400 Deformed Steel Bar Details:
Minimum Order Quantity: | 25MT | Unit: | m.t. | Loading Port: | China Main Port |
Supply Ability: | 800000TONS/YEAR | Payment Terms: | TT or LC |
Product Description:
Specifications of HRB400 Deformed Steel Bar:
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 |
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: Why buy Materials & Equipment from OKorder.com?
A3: 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.
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- Q: How do steel rebars affect the structural capacity of concrete beams and columns?
- The role of steel rebars in enhancing the structural capacity of concrete beams and columns cannot be overstated. These rebars serve as reinforcement, providing added strength and durability to the concrete elements. When steel rebars are incorporated into the concrete, the load-bearing capacity of the beams and columns is significantly increased. One of the main functions of steel rebars is to counteract the tensile forces that concrete alone cannot withstand. Concrete is strong under compression but weak under tension, which makes it prone to cracking and failure when subjected to tensile stress. By integrating steel rebars into the concrete, the tensile strength of the reinforced element is greatly improved. The steel rebars act as a framework within the concrete, distributing the load more evenly and reducing the risk of localized failure. When external loads or forces are applied, the rebars bear the tensile stress while the concrete maintains its compressive strength. This combination of materials creates a reinforced concrete element that can handle heavier loads, thus increasing the structural capacity of the beams and columns. Moreover, steel rebars also enhance the ductility and flexibility of the concrete elements. This means that the reinforced beams and columns can undergo greater deformations before reaching failure. The ability to deform without breaking is particularly important in regions prone to earthquakes, as it allows the structure to absorb and dissipate energy, thereby minimizing the risk of collapse. Additionally, steel rebars improve the resistance of concrete beams and columns against shrinkage and thermal stresses. Concrete tends to shrink as it cures and expand and contract due to temperature variations. The presence of steel rebars helps minimize these effects by providing a reinforcing network that restrains the concrete from excessive movements, preventing cracks and preserving the overall structural integrity. In conclusion, steel rebars have a profound impact on the structural capacity of concrete beams and columns. They enhance tensile strength, improve ductility, reduce shrinkage and thermal stresses, and increase overall load-bearing capacity. The combination of concrete and steel reinforcement produces a significantly stronger and more durable structural element that can withstand higher loads, ensuring the stability and safety of the entire structure.
- Q: How do steel rebars affect the overall longevity of a structure?
- Steel rebars play a crucial role in enhancing the overall longevity and durability of a structure. These reinforced bars, made of high-strength steel, are strategically placed within concrete structures to provide strength, stability, and resistance against external forces. The primary function of steel rebars is to resist the tensile forces that concrete alone cannot bear. Concrete has good compressive strength but is weak in tension. By incorporating steel rebars into the concrete, the structure becomes significantly stronger and capable of withstanding various loads and stresses. The presence of rebars in a structure helps to distribute the applied load evenly throughout the structure, preventing localized cracking or failure. This ensures that the structure can withstand the weight of its own components, as well as any external loads such as wind, earthquakes, or heavy equipment. Steel rebars also play a crucial role in preventing the formation and propagation of cracks within the concrete. When exposed to environmental factors, such as temperature changes or moisture, concrete tends to expand and contract, leading to the development of cracks. However, the presence of rebars restrains the movement of the concrete, reducing the formation and size of cracks. This helps to maintain the structural integrity of the building over time, preventing further deterioration and extending its overall longevity. Moreover, steel rebars have high resistance to corrosion, which is a common problem in concrete structures exposed to harsh environments. The corrosion of rebars can lead to the development of rust, which weakens the steel and compromises the structure's strength. However, rebars are typically coated with materials such as epoxy or galvanized coatings, which act as a protective barrier against corrosion. This ensures that the rebars remain in good condition, maintaining their strength and contributing to the long-term durability of the structure. In conclusion, steel rebars are essential components in enhancing the overall longevity of a structure. By providing additional strength, distributing loads, preventing cracks, and resisting corrosion, rebars significantly improve the structural integrity and durability of concrete structures, ensuring their ability to withstand various forces and maintain their functionality over time.
- Q: What are the factors to consider while selecting steel rebars for a project?
- When selecting steel rebars for a project, there are several factors that need to be considered. Firstly, the grade of the steel rebar is important as it indicates the strength and durability of the material. The specific requirements of the project, such as structural load capacity and corrosion resistance, should also be taken into account. Another factor to consider is the size and shape of the rebars, as they need to be compatible with the design and construction techniques being used. Additionally, the supplier's reputation, certifications, and quality control processes should be considered to ensure the reliability and consistency of the steel rebars.
- Q: What are the different types of steel rebars used in foundation constructions?
- Foundation constructions commonly utilize various types of steel rebars, each possessing distinct properties and advantages. These rebars cater to different construction needs and offer unique benefits. 1. Mild Steel Rebars, or black bars, are crafted from carbon steel and boast a low carbon content. They find extensive use due to their cost-effectiveness and versatility. Mild steel rebars are suitable for most general construction ventures, providing commendable strength and durability. 2. High-strength Deformed Steel Rebars (HSD) exhibit a higher tensile strength in comparison to mild steel rebars. Manufactured by subjecting the steel to high temperatures and twisting it, these rebars possess a deformed surface that fosters excellent concrete bonding. HSD rebars are frequently employed in robust structures requiring elevated strength, such as tall buildings and bridges. 3. Epoxy-Coated Rebars undergo a protective epoxy resin coating to combat corrosion. The epoxy coating acts as a barrier, shielding the steel from moisture and chemicals that lead to rusting. These rebars are commonly implemented in regions with high humidity or exposure to corrosive elements, such as coastal areas. 4. Stainless Steel Rebars, composed of corrosion-resistant stainless steel comprising chromium and nickel, exhibit remarkable resistance to corrosion. Consequently, they prove ideal for structures exposed to hostile environments or chemicals. Marine constructions, wastewater treatment plants, and regions with high chloride content frequently employ stainless steel rebars. 5. Galvanized Rebars possess a zinc coating, providing corrosion protection. The zinc coating functions as a sacrificial layer, corroding instead of the steel rebars. Galvanized rebars find wide application in areas with high humidity or chemical exposure, such as industrial buildings, parking garages, and highway structures. 6. Welded Wire Mesh, although not a conventional rebar, is frequently employed in foundation constructions. Comprising interconnected steel wires welded together in a mesh grid, this mesh offers reinforcement and facilitates even load distribution across the foundation. It is commonly utilized in slabs, foundations, and retaining walls. Ultimately, the selection of steel rebars for foundation constructions hinges upon factors such as project requirements, environmental conditions, and budgetary limitations. It is imperative to consider the specific demands of the construction project and consult structural engineers to determine the most suitable type of steel rebars, ensuring a sturdy and enduring foundation.
- Q: Do steel rebars have any specific markings or codes?
- Yes, steel rebars have specific markings and codes that indicate their properties and characteristics. These markings or codes are typically engraved or painted on the surface of the rebar and provide information about the manufacturer, grade, size, and type of the rebar. They are essential for identifying and ensuring the correct usage of rebars in construction projects.
- Q: What is hot rolled coil? Hot rolled coil relative to thread steel and other steel, is not considered a higher point?
- A hot rolled coil is a flat, flat material that is rolled by a billet at a certain temperature. The thread steel is a long piece of steel pulled out at a certain temperature. There is no high or no advanced problem between the two.
- Q: Are there any health and safety concerns associated with steel rebars?
- Yes, there are potential health and safety concerns associated with steel rebars. Some of the common concerns include the risk of physical injury due to improper handling, lifting, or installation of the rebars. Additionally, steel rebars can cause musculoskeletal disorders if workers are exposed to repetitive tasks or awkward postures during their installation. Moreover, steel rebars may contain hazardous materials such as lead or other toxic substances, which can pose health risks if workers are exposed to them through inhalation or direct contact. Therefore, it is important to follow proper safety protocols and use appropriate personal protective equipment when working with steel rebars to minimize these potential health and safety concerns.
- Q: Can steel rebars be used in highway barrier construction?
- Yes, steel rebars can be used in highway barrier construction. Steel rebars are commonly used as reinforcement in concrete structures, including highway barriers. They provide strength and durability to the barriers, making them capable of withstanding the impact of vehicles and preventing them from crossing into opposing lanes or off the road. Steel rebars are known for their high tensile strength and excellent resistance to corrosion, which are crucial properties for highway barriers that are constantly exposed to harsh weather conditions and heavy traffic loads. Additionally, steel rebars are readily available and cost-effective, making them a preferred choice for highway barrier construction.
- Q: How are steel rebars labeled or marked for identification?
- Steel rebars are typically labeled or marked for identification through the use of specific symbols, numbers, or letters. This identification system allows for easy recognition of the rebar's characteristics, such as its size, grade, and manufacturer. These markings can be found on the surface of the rebar, providing crucial information to ensure proper usage and structural integrity in construction projects.
- Q: What are the guidelines for ensuring proper concrete cover over steel rebars?
- To ensure the long-term durability and performance of reinforced concrete structures, it is crucial to have the appropriate concrete cover over steel rebars. Here are some tips to achieve the correct cover: 1. Compliance with building codes and specifications is essential. These regulations establish minimum requirements for concrete cover over steel rebars to ensure structural integrity, fire resistance, and corrosion resistance. It is important to consult and adhere to the applicable codes and specifications for your project. 2. Determine the required concrete cover based on factors such as environmental conditions, exposure to aggressive agents, structural design, and reinforcement type. Structural engineers typically assess these factors to determine the necessary cover and protect the rebars adequately. 3. Carefully select the concrete mix design to achieve the desired strength, durability, and workability. Consider factors like the quality and size of aggregates, cement content, water-to-cement ratio, and use of additives or admixtures. A well-designed mix will promote proper bonding and sufficient protection of the rebars. 4. Maintain proper construction practices. This includes using appropriate formwork and reinforcement placement techniques, ensuring correct concrete placement, compaction, and curing. Proper positioning and secure tying of the rebars are crucial to maintain the required cover and prevent displacement during concrete pouring. 5. Regular inspections and monitoring during construction are necessary. Check the placement of reinforcement, cover thickness, and overall concrete quality. Address and rectify any deviations from the specified requirements promptly. 6. Protect against corrosion. Adequate concrete cover helps prevent corrosion, but additional measures can enhance durability. Consider using corrosion-resistant rebars, applying epoxy coatings, or utilizing corrosion inhibitors to further protect the reinforced concrete structure. 7. Document and maintain records of the construction process, including reinforcement placement, cover thickness, and any modifications made. This documentation will be useful for future reference, maintenance, and repairs. By following these guidelines, you can ensure the appropriate concrete cover over steel rebars, resulting in durable and structurally sound reinforced concrete structures. It is always advisable to consult with structural engineers and construction professionals to meet specific project requirements and comply with local building codes and regulations.
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Reinforcing Deformed with high quality Steel Bars
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50 m.t
- Supply Capability:
- 20000 m.t/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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