High Quality Steel Deformed Bar HRB400 18/20/22mm
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t
- Supply Capability:
- 10000 m.t/month
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High Quality Steel Deformed Bar HRB400 18/20/22mm
Product Description:
Specifications of High Quality Steel Deformed Bar HRB400 18/20/22mm:
Standard | GB | HRB400 | |
Diameter | 18mm,20mm, 22mm | ||
Length | 6M, 12M | ||
Place of origin | Hebei, China mainland | ||
Advantages | exact size, regular package, chemical and mechanical properties are stable. | ||
Type | Hot rolled deformed steel bar | ||
Chemical Composition of High Quality Steel Deformed Bar HRB400 18/20/22mm: (Please kindly find our chemistry of our material based on HRB400 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 High Quality Steel Deformed Bar HRB400 18/20/22mm as below for your information:
Diameter(mm) | Section area (mm²) | Mass(kg/m) | Weight of 12m bar(kg) |
18 | 254.5 | 2.00 | 24 |
20 | 314.2 | 2.47 | 29.64 |
22 | 380.1 | 2.98 | 35.76 |
Usage and Applications of High Quality Steel Deformed Bar HRB400 18/20/22mm:
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 High Quality Steel Deformed Bar HRB400 18/20/22mm:
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 arrange production. The shipping date is dependent upon the quatity, how many sizes you want and the plan of production, but is typically 1 month to 2 month days from the beginning of production.
Images of High Quality Steel Deformed Bar HRB400 18/20/22mm:
*If you would like to get our price, please inform us the size, standard/material and quantity. Thank you very much for your attention.
- Q: How do steel rebars affect the ductility of reinforced concrete?
- Steel rebars greatly enhance the ductility of reinforced concrete by providing a strong and flexible reinforcement. The rebars absorb and distribute tensile forces, preventing cracks from forming and enhancing the overall strength and durability of the concrete structure.
- Q: What are the safety precautions to be taken while handling steel rebars?
- When handling steel rebars, it is important to follow several safety precautions. First and foremost, proper personal protective equipment (PPE) should be worn, including gloves, safety glasses, and steel-toed boots. This will help protect against potential injuries and hazards. Additionally, it is crucial to lift and carry rebars using proper lifting techniques and equipment, such as using cranes or forklifts, as rebars can be heavy and awkward to handle. Workers should also be cautious of sharp edges or protruding ends of rebars and ensure they are properly capped or covered. Lastly, it is essential to maintain a clean and organized work area, removing any obstacles or tripping hazards to prevent accidents.
- Q: Can steel rebars be used in solar power plant construction?
- Yes, steel rebars can be used in solar power plant construction. Steel rebars are commonly used as reinforcement in concrete structures, including the foundations and structural components of solar power plants. They provide strength, durability, and stability to the construction, ensuring the long-term performance and safety of the solar power plant.
- Q: Are steel rebars suitable for use in seismic zones?
- Yes, steel rebars are suitable for use in seismic zones. Steel rebars are commonly used in construction projects in seismic zones due to their high strength and ductility properties. During an earthquake, buildings and structures experience significant stress and movement, and steel rebars help to reinforce the concrete and provide additional strength and flexibility. This helps to absorb and distribute the energy generated during seismic events, reducing the risk of structural damage or collapse. Additionally, steel rebars are also resistant to corrosion, which is crucial in areas prone to seismic activity as the reinforcement must maintain its integrity over time. Overall, using steel rebars in seismic zones is an effective way to enhance the safety and durability of structures in these high-risk areas.
- Q: Can steel rebars be used in seismic-resistant structures?
- Seismic-resistant structures can indeed incorporate steel rebars. These rebars possess remarkable tensile strength and ductility, rendering them a perfect choice for reinforcing concrete structures in regions susceptible to earthquakes. By implementing them in a well-designed and properly installed manner, steel rebars significantly enhance the structural integrity and resilience of buildings against seismic forces. They furnish concrete with added strength and flexibility, enabling it to endure lateral and vertical loads exerted during an earthquake more effectively. Additionally, steel rebars proficiently disperse and absorb the energy generated during seismic events, thereby diminishing the risk of structural harm or collapse.
- Q: What are the different types of coating for steel rebars?
- There are several different types of coatings that can be applied to steel rebars to provide protection against corrosion and enhance their durability. These coatings include: 1. Epoxy Coating: Epoxy coating is a commonly used type of coating for steel rebars. It is a high-performance coating that provides excellent protection against corrosion. Epoxy coatings are typically applied in multiple layers to ensure a thick and durable coating. 2. Galvanized Coating: Galvanized coating involves applying a layer of zinc to the surface of the steel rebar. This coating provides an effective barrier against corrosion and can significantly extend the lifespan of the rebar. Galvanized coatings can be applied through hot-dip galvanizing or electroplating processes. 3. Fusion-Bonded Epoxy Coating (FBE): Fusion-bonded epoxy coating is another popular choice for steel rebars. It involves applying a layer of epoxy powder to the rebar, which is then fused to the surface through a heating process. FBE coatings offer excellent resistance to chemicals and corrosion. 4. Stainless Steel Coating: Stainless steel coatings can be applied to steel rebars to provide enhanced resistance against corrosion. This coating is typically achieved through a process called thermal spray, where a layer of stainless steel particles is sprayed onto the rebar surface. 5. Polyethylene Encasement: Polyethylene encasement involves wrapping the steel rebar with a layer of polyethylene material. This coating provides a physical barrier against moisture and chemicals, preventing corrosion from occurring. Each type of coating has its own advantages and suitability for different applications. The choice of coating for steel rebars depends on factors such as the environment they will be exposed to, the required lifespan of the rebars, and the specific project requirements.
- Q: How do steel rebars affect the overall workability of concrete?
- Steel rebars play a crucial role in enhancing the overall workability of concrete. Workability refers to the ease with which concrete can be mixed, placed, compacted, and finished to achieve the desired shape and surface. When steel rebars are incorporated into concrete, they provide reinforcement and improve its structural strength. The rebars act as a skeleton within the concrete matrix and help distribute the loads and stresses evenly throughout the structure. This reinforcement prevents cracking, enhances the structural integrity, and increases the load-bearing capacity of the concrete. Moreover, steel rebars also help control the shrinkage and cracking of concrete. During the curing process, concrete tends to shrink, which can result in the formation of cracks. The presence of rebars mitigates this issue by counteracting the tensile forces that cause shrinkage and cracking, thus improving the overall durability of the concrete. In addition to their structural benefits, steel rebars also facilitate the workability of concrete during the construction process. The rebars act as guides for proper concrete placement and help prevent segregation or separation of the mix. They ensure that the concrete is properly compacted and eliminates potential voids or air pockets, resulting in a more homogeneous and uniform mixture. Furthermore, steel rebars provide stability and support to the concrete during its curing and hardening stages. They prevent deformation or sagging of the fresh concrete and help maintain its desired shape and form. This is particularly important for complex or intricate structures where precise shaping and positioning of the concrete is necessary. Overall, the inclusion of steel rebars positively affects the workability of concrete by enhancing its structural strength, mitigating shrinkage and cracking, facilitating proper placement and compaction, and providing stability during the curing process. The combination of concrete and steel rebars creates a durable and reliable construction material that can withstand various loads and environmental conditions.
- Q: What is the role of steel rebars in ensuring structural stability?
- Steel rebars play a crucial role in ensuring structural stability in various construction projects. These reinforced bars are primarily used to strengthen concrete structures, such as buildings, bridges, and highways, by providing additional tensile strength. Concrete is a highly versatile material that can withstand compressive forces effectively. However, it has limited resistance to tensile forces. This is where steel rebars come into play. By reinforcing concrete with steel rebars, the resulting composite material can effectively resist both compressive and tensile forces, enhancing its overall structural stability. When subjected to loads, such as the weight of the structure or external forces like wind or seismic activity, the concrete experiences tensile stresses. Without reinforcement, these tensile stresses can cause cracks and ultimately lead to structural failure. Steel rebars, being highly ductile and strong in tension, can absorb and distribute these tensile forces throughout the structure. The placement and arrangement of steel rebars are carefully designed to ensure optimal reinforcement. They are typically embedded within the concrete in a grid-like pattern, forming a reinforced concrete matrix. This matrix strengthens the structure and prevents cracks from propagating, effectively increasing its load-bearing capacity and durability. Moreover, steel rebars also play a vital role in maintaining the structural integrity of concrete structures over time. They help combat the effects of shrinkage, expansion, and temperature fluctuations that can cause cracking. By providing a strong and flexible reinforcement system, steel rebars minimize the risks of structural damage and ensure the long-term stability of the construction. Overall, the role of steel rebars in ensuring structural stability can be summarized as follows: they increase the tensile strength of concrete, prevent cracks and structural failure, enhance load-bearing capacity, and promote long-term durability. By reinforcing concrete structures with steel rebars, engineers can create resilient and safe constructions that can withstand various forces and maintain their integrity for decades.
- Q: What is the effect of steel rebars on the weight of a structure?
- Steel rebars have a significant effect on the weight of a structure. Rebars are typically made of steel, which is known for its high strength-to-weight ratio. When incorporated into a structure, these reinforcement bars add strength and rigidity without significantly increasing the overall weight. By reinforcing concrete with steel rebars, the structure becomes better equipped to withstand various forces and stresses, such as tension, compression, bending, and shearing. This reinforcement allows the structure to handle heavier loads and increases its overall durability and longevity. While steel rebars add strength to the structure, they do not significantly contribute to its weight. This is beneficial as it allows for the construction of lighter and more efficient structures. The reduced weight can have several advantages, including lower construction costs, reduced material requirements, decreased transportation costs, and improved seismic performance. Moreover, the use of steel rebars also enables the construction of more slender and aesthetically pleasing structures. The increased strength provided by the rebars allows for the use of thinner concrete sections, resulting in sleek designs and more open spaces. In summary, the effect of steel rebars on the weight of a structure is minimal. Instead, their primary role is to enhance the structural integrity, strength, and durability of the building without adding excessive weight.
- Q: Can steel rebars be prefabricated off-site?
- Absolutely, steel rebars can be manufactured off-site through the process of prefabrication. This method involves creating construction components in a controlled environment that is separate from the actual construction site. Steel rebars, which are frequently used to reinforce concrete structures, can be fabricated off-site in a specialized facility. Prefabricating steel rebars off-site provides several advantages. Firstly, it enables a more efficient and streamlined manufacturing process. By working in a controlled environment, the rebars can be produced with great precision and accuracy, ensuring consistent quality. This reduces the likelihood of errors and minimizes wastage. Furthermore, manufacturing steel rebars off-site can save time during the construction phase. Since the rebars are manufactured beforehand, they can be delivered to the site ready for installation, eliminating the need for on-site fabrication. This significantly speeds up the construction process and improves project timelines as a whole. Moreover, prefabrication offers improved safety conditions. By manufacturing the rebars off-site, workers are exposed to fewer on-site hazards, such as working at great heights or in confined spaces. The controlled environment of a fabrication facility also allows for better quality control and compliance with safety regulations. Lastly, prefabrication contributes to cost savings. The efficient production process, reduced on-site labor, and improved construction timelines all help to lower overall project costs. Additionally, the controlled environment of a fabrication facility enables better utilization of materials and decreases wastage. In summary, steel rebars can indeed be prefabricated off-site, providing numerous benefits such as enhanced quality, time savings, improved safety, and cost-effectiveness. This practice is widely utilized in construction projects to optimize efficiency and ensure the highest standards of construction.
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High Quality Steel Deformed Bar HRB400 18/20/22mm
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t
- Supply Capability:
- 10000 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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