Deformed steel bars type,Class IV Deformed Steel Bar with hige quality
- 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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Quality Product, Order Online Tracking, Timely Delivery
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Product Description:
OKorder is offering Deformed steel bars type,Class IV Deformed Steel Bar with hige quality 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:
Deformed steel bars type,Class IV Deformed Steel Bar with hige quality,Building 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 Deformed steel bars type,Class IV Deformed Steel Bar with hige quality,Building Material China Manufacturer are durable, strong, and resist corrosion.
Main Product Features:
· Premium quality
· Mill test certification
· Professional Service
· Competitive pricing
Product Specifications:
Product Name | Mark | Specification mm | Executive Standard | |||
Class IV Deformed Steel Bar | HRB400 | 6-32 | GB 1499.2-2007 | |||
Class V Deformed Steel Bar | HRB500 | 6-32 | GB 1499.2-2007 | |||
British Standard Thread | 460B B500B | 14-32 | BS4449:2005 | |||
Seismic Resistance Deformed Steel Bar | HRB400E HRB500E | 14-32 | GB 1499.2-2007 | |||
Anchor Bolt Steel | MG335 MG400 MG500 MG600 | 16-25 | Hot rolled ribbed bar for anchor bolt(exposure draft) | |||
MG335Y MG400Y MG500Y MG600Y | ||||||
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.
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- Q: Can steel rebars be used in the construction of educational institutions?
- Yes, steel rebars can be used in the construction of educational institutions. Steel rebars are commonly used in reinforced concrete structures, including educational buildings, to provide strength and stability to the structure. They are an essential component in the construction of foundations, columns, beams, and slabs, which are all integral parts of educational institutions.
- Q: What is the impact of steel rebars on the overall carbon footprint of a building?
- The overall carbon footprint of a building is significantly influenced by the presence of steel rebars. This is because the production of steel involves the consumption of high amounts of energy and the release of substantial greenhouse gas emissions, particularly carbon dioxide. The carbon footprint of a building is further affected by activities such as the extraction and processing of iron ore, as well as the manufacturing and transportation of steel rebars. The extent to which steel rebars are used in a building also plays a role in its carbon footprint. The more steel rebars that are utilized, the higher the carbon footprint will be. The quantity of steel rebars required is determined by factors such as the size and complexity of the structure, as well as specific design requirements. However, it is worth noting that steel rebars are an essential component of reinforced concrete, which is widely used in construction due to its strength and durability. Reinforced concrete ensures the structural integrity and longevity of a building, consequently contributing to its safety. While steel rebars contribute to the building's carbon footprint, they also play a critical role in constructing secure and resilient structures. To mitigate the carbon footprint associated with steel rebars, several strategies can be employed. One approach is to utilize recycled steel rebars, which significantly reduces the energy consumption and emissions associated with steel production. Additionally, optimizing the design and construction process can help minimize the overall amount of steel required, thereby reducing the carbon footprint. Furthermore, alternative materials such as fiber-reinforced polymers (FRPs) are being developed as substitutes for steel rebars. FRPs have lower carbon footprints since they are made from materials like fiberglass or carbon fiber, which have lower emissions during production. However, the use of FRPs is still limited, and further research and development are needed to enhance their viability as a mainstream alternative. In conclusion, the presence of steel rebars has a significant impact on the carbon footprint of a building due to the energy-intensive production process and emissions associated with their extraction, manufacturing, and transportation. Nevertheless, their crucial role in providing structural integrity and durability should not be overlooked. Efforts to reduce the carbon footprint of steel rebars include the use of recycled materials, the optimization of designs, and the exploration of alternative materials like FRPs. Ultimately, a comprehensive approach that considers both the environmental impact and the structural requirements of a building is necessary to minimize the carbon footprint associated with steel rebars.
- Q: How many patterns are there in threaded steel?
- Rebar is ribbed steel, ribbed steel, including rebar. A ribbed steel bar with 2 longitudinal ribs and uniformly distributed ribs along the length. The transverse rib shape is helical, herringbone, crescent 3. Because of the function of rib, it has better bonding ability with concrete, so it can bear the effect of external force better.
- Q: Can steel rebars be used in structures with high resistance to fatigue?
- Yes, steel rebars can be used in structures with high resistance to fatigue. Steel rebars are commonly used as reinforcement in concrete structures due to their high tensile strength and durability. They are designed to provide additional strength and support to the concrete, making the structure more resistant to various loads and stresses, including fatigue. Fatigue is the weakening of a material caused by repeated stress cycles, which can lead to structural failure over time. Steel rebars, especially those made from high-strength steel, are specifically manufactured to withstand cyclic loading and provide excellent resistance to fatigue. They have a high fatigue strength, allowing them to endure repeated stress cycles without significant deterioration. In structures with high resistance to fatigue, steel rebars are strategically placed to distribute and dissipate the applied loads, reducing stress concentrations and minimizing the risk of fatigue failure. The reinforcement provided by steel rebars enhances the overall structural integrity and longevity of the construction. Moreover, the use of steel rebars allows for the implementation of various design techniques, such as the inclusion of additional reinforcing elements like stirrups and tie hooks, which further enhance the fatigue resistance of the structure. These design considerations help ensure that the steel rebars effectively mitigate the effects of cyclic loading and maintain the structural stability and performance over time. However, it is essential to note that the fatigue resistance of a structure is not solely dependent on the steel rebars. Other factors, such as the quality of concrete, proper detailing and placement of rebars, and adherence to proper construction practices, also influence the overall fatigue performance of the structure. Therefore, it is crucial to consider a comprehensive approach that incorporates appropriate design, material selection, and construction techniques to achieve structures with high resistance to fatigue.
- Q: How are steel rebars tested for quality and strength?
- Steel rebars are tested for quality and strength through a series of standardized tests. These tests ensure that the rebars meet the required standards and can withstand the expected loads and stresses. One common test is the Tensile Test, which measures the maximum amount of stress a rebar can withstand before it breaks. In this test, a sample rebar is pulled until it fractures, and the force required to break it is measured. This test provides valuable information about the rebar's ultimate tensile strength, yield strength, and elongation. Another important test is the Bend Test, which evaluates the rebar's ductility and ability to withstand bending without breaking. In this test, a sample rebar is bent to a specific angle, and any cracks or fractures are closely examined. The rebar is deemed acceptable if it doesn't show any signs of failure. Additionally, Chemical Analysis is performed to determine the chemical composition of the rebar. This test ensures that the steel meets the required chemical composition standards, as different compositions can affect the rebar's strength and durability. Furthermore, the Dimensional Test checks the dimensions, weight, and shape of the rebar to ensure they comply with the specified standards. Any deviations from the required measurements can compromise the rebar's structural integrity. Moreover, the rebar's Surface Condition is examined visually to assess any signs of rust, cracks, or other defects that may affect its performance. Proper surface condition is crucial as it ensures good bonding with the surrounding concrete. Finally, some rebars undergo Non-Destructive Testing such as ultrasonic testing or magnetic particle inspection to detect any hidden defects or cracks that may not be visible to the naked eye. Overall, these testing methods are employed to ensure that steel rebars have the required quality and strength to be used in construction projects, providing the necessary reinforcement for reinforced concrete structures.
- Q: Can steel rebars be used in structures with high resistance to moisture?
- Steel rebars can be used in structures with high resistance to moisture. However, it is important to note that steel is susceptible to corrosion when exposed to moisture for prolonged periods. To mitigate this risk, protective measures such as proper concrete cover and waterproofing techniques must be employed. Additionally, using steel rebars with corrosion-resistant coatings or alloys, such as epoxy-coated or stainless steel rebars, can further enhance the resistance to moisture. Proper design, construction, and maintenance practices are crucial to ensure the longevity and durability of structures in high-moisture environments.
- Q: What are the guidelines for ensuring proper concrete cover over steel rebars?
- Proper concrete cover over steel rebars is crucial for the long-term durability and performance of reinforced concrete structures. Here are some guidelines to ensure the correct concrete cover over steel rebars: 1. Follow building codes and specifications: Building codes and specifications provide minimum requirements for concrete cover over steel rebars. These guidelines are established to ensure structural integrity, fire resistance, and resistance to corrosion. It is essential to consult and adhere to the applicable building codes and specifications for the specific project. 2. Determine the required concrete cover: The required concrete cover depends on various factors, such as environmental conditions, exposure to aggressive agents, structural design, and reinforcement type. Structural engineers typically determine the required concrete cover based on these factors to ensure the rebars are adequately protected. 3. Use appropriate concrete mix design: The concrete mix design should be carefully selected to achieve the desired strength, durability, and workability. The mix design should consider factors like the quality and size of aggregates, cement content, water-to-cement ratio, and use of additives or admixtures. Using a well-designed concrete mix will help ensure proper bonding and adequate protection of the steel rebars. 4. Maintain proper construction practices: During construction, it is crucial to maintain proper practices to ensure the correct concrete cover over steel rebars. This includes using proper formwork and reinforcement placement techniques, ensuring proper concrete placement, compaction, and curing. The rebars should be adequately positioned and securely tied to maintain the required cover and prevent displacement during concrete pouring. 5. Inspect and monitor during construction: Regular inspections and monitoring at various stages of construction are essential to ensure compliance with the required concrete cover. This includes checking reinforcement placement, cover thickness, and overall quality of the concrete. Any deviations from the specified requirements should be addressed and rectified promptly. 6. Protect against corrosion: Adequate concrete cover over steel rebars plays a significant role in protecting against corrosion. However, additional measures such as using corrosion-resistant rebars, applying epoxy coatings, or using corrosion inhibitors can further enhance the durability and longevity of the reinforced concrete structure. 7. Document and maintain records: It is important to document the construction process, including the reinforcement placement, concrete cover thickness, and any deviations or modifications made during construction. This documentation will serve as a valuable resource for future reference, maintenance, and repairs. By following these guidelines, proper concrete cover over steel rebars can be ensured, resulting in durable and structurally sound reinforced concrete structures. It is always recommended to consult with structural engineers and construction professionals for specific project requirements and to ensure compliance with local building codes and regulations.
- Q: What is the typical lifespan of steel rebars in different climates?
- The typical lifespan of steel rebars can vary depending on the climate conditions. In general, rebars can last for several decades in moderate climates with low humidity and minimal exposure to corrosive elements. However, in more extreme climates with high humidity, saltwater exposure, or severe temperature fluctuations, rebars may experience accelerated corrosion and have a shorter lifespan. Regular maintenance and proper corrosion protection measures can help extend the lifespan of rebars in different climates.
- Q: What are the common challenges in handling steel rebars during construction?
- Some common challenges in handling steel rebars during construction include their heavy weight, which can make them difficult to lift and maneuver, the need for proper storage to prevent rusting and damage, the risk of injury if not handled correctly, and the need for precision in cutting and bending them to fit specific structures.
- Q: Can steel rebars be used in dam construction?
- Yes, steel rebars can be used in dam construction. Steel rebars are commonly used in the construction of dams to reinforce concrete structures and provide added strength and durability. They help to withstand the immense pressure and weight of water, making them an essential component for dam stability and longevity.
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Deformed steel bars type,Class IV Deformed Steel Bar with hige quality
- 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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