Stainless deformed steel bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100000 m.t.
- Supply Capability:
- 10000 m.t./month
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Specification
Standard:
AISI,JIS,GB,DIN,EN,ASTM
Technique:
Hot Rolled,Forged,Extruded,Spring
Shape:
Round,Rectangular
Surface Treatment:
Galvanized,Coated,Bright
Steel Grade:
Q235,Q215B,Q235B,RHB335,HRB400,SS400-SS490
Thickness:
100
Length:
12
Net Weight:
100
OKorder is offering stainless deformed steel bar deformed steel bar 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:
G460B deformed steel bar deformed steel bar 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 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: HRB335
Size: 6mm-25mm
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 | B | |||
HRB335 | ≤0.25 | ≤1.60 | ≤0.80 | ≤0.045 | ≤0.045 | >0.0008 | ||
Physics capability | ||||||||
Yield Strength(N/cm2) | Tensile Strength(N/cm2) | Elongation (%) | ||||||
≥335 | ≥490 | ≥16 | ||||||
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.
- Q: How do steel rebars provide reinforcement to concrete?
- Steel rebars provide reinforcement to concrete by acting as tension members. When concrete is subjected to loads, such as the weight of a structure or external forces, it tends to crack and fail under tension. Steel rebars are embedded within the concrete to counteract this weakness. The rebars are made of high-strength steel, which has a much higher tensile strength than concrete. When the concrete is poured, the rebars are strategically placed throughout the structure, typically in areas where tension forces are expected to occur. This could include areas such as beams, columns, and slabs. As the concrete cures and hardens, it forms a strong bond with the steel rebars. When external forces are applied to the concrete, such as the weight of a building or lateral forces from wind or earthquakes, tension forces are generated within the concrete. However, instead of these forces causing the concrete to crack and fail, the rebars take on the majority of the tension. The high tensile strength of the steel rebars allows them to resist the tension forces, preventing cracks from forming and ensuring that the concrete remains intact and structurally sound. The rebars act as a reinforcement by distributing the tensile forces more evenly throughout the concrete, enhancing its overall strength and durability. Furthermore, rebars can also provide additional benefits to concrete structures. They can help minimize the effects of temperature changes, prevent shrinkage cracks, and improve the resistance to corrosion caused by exposure to environmental factors. Overall, the use of steel rebars in concrete construction significantly enhances the structural integrity and longevity of the concrete, ensuring its ability to withstand various loads and external forces over time.
- Q: Can steel rebars be used in wind turbine tower construction?
- Steel rebars are indeed utilized in the construction of wind turbine towers. In the construction industry, steel rebars are frequently employed to reinforce concrete structures. Wind turbine towers typically consist of reinforced concrete for both the foundation and the tower structure. By integrating steel rebars, the concrete's strength and durability are enhanced, enabling it to withstand the wind turbine's exerted loads and forces. The rebars effectively reinforce the concrete, ensuring the even distribution of loads throughout the tower structure, thereby guaranteeing its stability and structural integrity. Consequently, steel rebars hold significant importance in wind turbine tower construction and are commonly employed in this particular application.
- Q: What are the common problems associated with steel rebars in construction?
- Some common problems associated with steel rebars in construction include corrosion, improper placement or spacing, inadequate cover, poor welding or splicing, and lack of proper anchorage.
- Q: How do steel rebars affect the seismic performance of a structure?
- Steel rebars significantly improve the seismic performance of a structure by enhancing its strength, ductility, and overall structural stability. Rebars help to distribute and dissipate seismic forces, reducing the risk of structural failure and collapse during an earthquake. By reinforcing concrete elements, rebars increase the structure's resistance to bending, tension, and shear forces, thereby improving its ability to withstand seismic ground motions and maintain its integrity.
- Q: What are the guidelines for spacing steel rebars in reinforced concrete?
- The guidelines for spacing steel rebars in reinforced concrete vary depending on several factors, such as the structural design requirements, load-bearing capacity, and the size and shape of the concrete elements. However, some general guidelines can be followed to ensure proper spacing and reinforcement in reinforced concrete structures. 1. The spacing between rebars: The spacing between steel rebars in reinforced concrete should typically be between three and six times the diameter of the bars. For example, if the diameter of the rebar is 12mm, the spacing should be between 36mm and 72mm. This spacing ensures adequate concrete cover and allows the concrete to flow freely around the reinforcement, providing optimal strength and durability. 2. Minimum spacing requirements: There are minimum spacing requirements to prevent the rebars from being too close to each other, which can lead to inadequate concrete cover and hinder the proper flow of concrete during construction. The minimum spacing between parallel bars is generally specified to be about 25mm or more. 3. Maximum spacing requirements: On the other hand, there are also maximum spacing requirements to ensure sufficient reinforcement and prevent excessive cracking or failure of the concrete structure. The maximum spacing is typically specified to be around 300mm, but it may vary depending on the specific design requirements and the size of the concrete element being reinforced. 4. Spacing around corners and bends: Special considerations should be given to the spacing of rebars around corners and bends in reinforced concrete elements. The spacing should be reduced in these areas to provide adequate reinforcement and prevent cracks or weak points. Generally, the spacing around corners and bends should be less than the recommended spacing for straight sections. 5. Spacing in heavily loaded areas: In areas subjected to heavy loads or high-stress concentrations, such as columns, beams, or foundations, closer spacing of rebars is required to provide sufficient reinforcement. The spacing in these areas is typically reduced to ensure the structural integrity and prevent failure. It is important to note that these guidelines are general recommendations, and specific projects may have their own unique requirements based on the structural design and local building codes. Therefore, it is crucial to consult with a structural engineer or follow the specifications provided by the project's design professionals to ensure proper spacing of steel rebars in reinforced concrete structures.
- Q: How are steel rebars used in the construction of chemical processing plants?
- Steel rebars are commonly used in the construction of chemical processing plants to provide structural reinforcement and increase the overall strength and durability of the structures. These rebars, also known as reinforcing bars, are typically made of carbon steel and are used to reinforce concrete structures such as foundations, walls, columns, and beams. Chemical processing plants often involve the handling of hazardous and corrosive substances, which can put significant stress on the infrastructure. Steel rebars are crucial in ensuring the integrity of the structures and preventing potential collapse or failure. In the construction of chemical processing plants, steel rebars are usually embedded within the concrete to form a reinforced concrete structure. This combination of concrete and steel rebars creates a composite material that has enhanced tensile strength, allowing it to withstand the heavy loads, vibrations, and extreme temperature fluctuations commonly found in chemical plants. Additionally, the use of steel rebars helps prevent cracks and structural deformations caused by shrinkage, settling, or external forces. This is important in chemical processing plants where maintaining a secure and stable environment is crucial for the safety of employees and the integrity of the plant's operations. Moreover, steel rebars offer excellent resistance to corrosion, which is vital in chemical processing plants where exposure to corrosive chemicals and high humidity levels is common. By providing a protective barrier to the underlying concrete, steel rebars help prevent corrosion-induced deterioration, extending the lifespan of the structures and reducing maintenance costs. Overall, steel rebars play a critical role in the construction of chemical processing plants by ensuring the structural stability, durability, and resistance to corrosion necessary for the safe and efficient operation of these facilities.
- Q: How do steel rebars resist shear forces in concrete structures?
- Shear forces in concrete structures are counteracted and reinforced by steel rebars. These rebars play a crucial role in enhancing the concrete's strength and stability. They are strategically placed in areas where high shear forces are expected, such as beams, columns, and slabs. By forming a crisscross pattern, the rebars create a grid-like structure within the concrete. When shear forces act on the concrete, the rebars resist cracking and separation by transferring the load across the cracks. Acting as tension reinforcement, the rebars provide extra strength, preventing the concrete from failing. Additionally, they distribute the shear forces evenly, reducing stress concentration and increasing the overall structural integrity. The bond between the steel rebars and the concrete is vital for their effective resistance against shear forces. The rebars are designed with ridges or deformations on their surface to improve the bond strength. This bond ensures that the rebars and the concrete work together as a unified unit, facilitating the transfer of shear forces from the concrete to the rebars. To summarize, steel rebars reinforce concrete structures by strengthening and distributing shear forces more effectively. They prevent cracking and failure, enhance the structural integrity, and ensure overall stability.
- Q: What are the different types of steel rebars used in marine construction?
- There are several different types of steel rebars commonly used in marine construction projects. These types of rebars are specifically designed to withstand the harsh conditions and corrosive environments typically found in marine structures. 1. Stainless Steel Rebars: These rebars are made of high-grade stainless steel, which contains chromium and nickel. Stainless steel rebars offer excellent resistance to corrosion and are commonly used in marine construction where exposure to saltwater and other corrosive elements is expected. They are more expensive than other types of rebars but provide superior durability and longevity. 2. Epoxy-Coated Rebars: Epoxy-coated rebars are carbon steel rebars that have been coated with an epoxy layer. This coating acts as a protective barrier, preventing the steel from coming into contact with corrosive elements and reducing the risk of rust and corrosion. Epoxy-coated rebars are commonly used in marine construction projects where saltwater exposure is high. 3. Galvanized Rebars: Galvanized rebars are carbon steel rebars that have been hot-dip galvanized. This process involves coating the steel with a layer of zinc, which provides excellent corrosion resistance. Galvanized rebars are commonly used in marine construction projects where exposure to seawater or salt spray is expected. 4. Fiberglass Rebars: Fiberglass rebars are made of high-strength glass fibers embedded in a polymer matrix. These rebars offer excellent resistance to corrosion, as they are not affected by saltwater or other corrosive elements. Fiberglass rebars are lightweight, non-magnetic, and have a high tensile strength, making them suitable for marine construction projects. 5. Carbon Steel Rebars: Carbon steel rebars are the most common type of rebars used in construction, including marine projects. While they are not inherently resistant to corrosion, they can be treated with protective coatings, such as epoxy or galvanization, to enhance their durability and resistance to corrosive environments. It is important to consider the specific requirements and conditions of a marine construction project when selecting the appropriate type of steel rebars. Factors such as exposure to saltwater, humidity, and the expected lifespan of the structure should be taken into account to ensure the longevity and safety of the marine structure.
- Q: How do steel rebars affect the overall constructability of concrete structures?
- Steel rebars play a crucial role in enhancing the constructability of concrete structures. These reinforcing bars provide strength and stability to the concrete, increasing its load-bearing capacity and resistance to tension and bending forces. By reinforcing the concrete, rebars ensure that the structure can withstand the applied loads and prevent cracking or failure. Additionally, rebars help to control the formation and propagation of cracks, improving the overall durability and lifespan of the concrete structure.
- Q: How do steel rebars prevent concrete structures from spalling?
- The reinforcement and increased strength provided by steel rebars prevent spalling in concrete structures. Spalling occurs when the concrete surface cracks and breaks off due to internal pressure from factors like temperature changes, moisture, or structural loads. When steel rebars are embedded in the concrete, they act as a support system that evenly distributes applied loads throughout the structure. This prevents localized stress concentrations, which can cause spalling, by absorbing and dissipating the load. By reinforcing the concrete, rebars enhance its ability to withstand external forces and improve its tensile strength. Furthermore, steel rebars help control crack formation in the concrete. Concrete is a brittle material with low tensile strength, making it prone to cracking under stress. However, rebars hinder crack propagation by bridging them and transferring the stress to the surrounding concrete. This prevents the cracks from spreading and results in a more durable and resilient structure. Additionally, steel rebars protect against corrosion. Concrete's natural alkalinity forms a protective layer on the steel surface, preventing rusting. This alkaline environment acts as a barrier against corrosion, ensuring the rebars maintain their structural integrity over time. By avoiding corrosion, the rebars can continue to reinforce the concrete and prevent spalling. In conclusion, steel rebars are essential in preventing spalling in concrete structures by providing reinforcement, improving tensile strength, controlling crack formation, and protecting against corrosion. They enhance the stability and durability of the concrete, allowing it to withstand external pressures and maintain its integrity for an extended period.
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Stainless deformed steel bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100000 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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