Hot rolled deformed steel bar bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 m.t.
- Supply Capability:
- 100000 m.t./month
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Specification
OKorder is offering high quality GR40 deformed steel bar bar for construction 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:
GR40 deformed steel bar bar for construction for construction for construction 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
Specifications of Deformed Steel Bar ASTM A615 GR40 GR60 with High Quality:
Standard | GB | HRB335, HRB400, HRB500 | |
UK | G460B, B500A, B500B,B500C | ||
USA | GR40, GR60 | ||
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 | ||
Application | building,construction,road,bridge etc | ||
Brand name | DRAGON | ||
Theoretical weight and section area of each diameter as below for your information:
Diameter(mm) | Section area (mm²) | Mass(kg/m) |
6 | 28.27 | 0.222 |
8 | 50.27 | 0.395 |
10 | 78.54 | 0.617 |
12 | 113.1 | 0.888 |
14 | 153.9 | 1.21 |
16 | 201.1 | 1.58 |
18 | 254.5 | 2.00 |
20 | 314.2 | 2.47 |
22 | 380.1 | 2.98 |
25 | 490.9 | 3.85 |
28 | 615.8 | 4.83 |
32 | 804.2 | 6.31 |
36 | 1018 | 7.99 |
40 | 1257 | 9.87 |
50 | 1964 | 15.42 |
Usage and Applications of Deformed Steel Bar ASTM A615 GR40 GR60 with High Quality:
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..
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: What makes stainless steel stainless?
A2: 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.
- Q: How do steel rebars affect the fire resistance of concrete structures?
- Concrete structures can greatly increase their ability to withstand fire by incorporating steel rebars. These rebars serve as reinforcement, providing extra strength and stability to the structure and enabling the concrete to endure the intense heat of a fire. The fire resistance of concrete structures primarily relies on the fact that concrete has low thermal conductivity. When exposed to high temperatures, concrete undergoes spalling, where the outer layer breaks off due to the rapid expansion of trapped water. However, the presence of steel rebars helps prevent spalling by holding the concrete together and preventing it from disintegrating. Moreover, steel rebars have a higher melting point than concrete. This means that even when exposed to extreme heat, the rebars maintain their strength and integrity. Consequently, the overall structural stability of the concrete structure remains intact, even in the presence of fire. Steel rebars also act as a heat sink, absorbing and dissipating heat away from the surrounding concrete. This dissipation of heat prevents the formation and spread of localized hotspots throughout the structure, thereby reducing the risk of structural failure. To further enhance the fire resistance of concrete structures, specialized types of steel rebars, known as fire-resistant or fire-rated rebars, can be utilized. These rebars are specifically designed to withstand high temperatures for extended periods without losing their strength. They are often coated with materials such as epoxy or intumescent coatings, which offer additional protection against fire. In conclusion, steel rebars play a vital role in improving the fire resistance of concrete structures. Their presence enhances the overall structural stability, minimizes spalling, dissipates heat, and provides additional strength to withstand the intense heat generated during a fire.
- Q: How do steel rebars affect the overall sustainability of a construction project?
- Steel rebars can have a significant impact on the overall sustainability of a construction project. Firstly, steel rebars are commonly used to reinforce concrete structures, enhancing their strength and durability. By increasing the longevity of the building, steel rebars help minimize the need for frequent repairs or replacements, reducing the consumption of materials and energy required for maintenance over the long term. Moreover, steel rebars contribute to the structural integrity of a construction project, allowing for the design of lighter and more efficient structures. This results in reduced material usage, as well as lower energy consumption during the construction process. Additionally, the use of steel rebars can often lead to the construction of slimmer and more aesthetically appealing structures, which can have a positive impact on the environmental footprint of the project. Steel rebars are also recyclable, which further enhances the sustainability of a construction project. At the end of a building's life cycle, steel rebars can be easily recovered and reused, reducing the demand for new steel production. Recycling steel rebars not only conserves natural resources but also significantly reduces greenhouse gas emissions associated with the steel manufacturing process. Furthermore, steel rebars can contribute to the overall sustainability of a construction project by improving the building's resilience to natural disasters such as earthquakes or hurricanes. By providing additional strength and flexibility to the structure, steel rebars can help minimize damage and potentially save lives. In summary, steel rebars positively impact the overall sustainability of a construction project by enhancing the structural integrity and durability of buildings, reducing material and energy consumption, promoting recycling and reuse, and improving resilience to natural disasters. Their usage is a crucial component in creating more sustainable and environmentally friendly construction practices.
- Q: What is the role of steel rebars in preventing cracks in concrete structures?
- The role of steel rebars in preventing cracks in concrete structures is to provide reinforcement and increase the structural integrity of the concrete. By adding steel rebars, the concrete is better able to resist tensile forces that can cause cracking. The rebars act as a skeleton, distributing and absorbing the stresses placed on the concrete, thereby minimizing the formation of cracks and enhancing the overall durability of the structure.
- Q: How do steel rebars affect the overall construction cost of residential buildings?
- Steel rebars can have a significant impact on the overall construction cost of residential buildings. Firstly, steel rebars are essential components in reinforced concrete structures, providing added strength and durability. However, the cost of steel rebars can vary depending on factors such as the size, grade, and quantity required for the project. The use of steel rebars in residential buildings can increase the construction cost due to the expenses involved in purchasing and installing them. The cost of steel itself is subject to market fluctuations and can vary over time. Additionally, the complexity of the design and the amount of reinforcement required can also affect the overall cost. Moreover, the installation of steel rebars involves skilled labor, which can further contribute to the construction expenses. The process of cutting, bending, and placing the rebars requires expertise and precision, which adds to the labor cost. Additionally, the time required for proper installation can impact the overall construction schedule, potentially leading to additional costs if delays occur. However, it is important to note that while steel rebars may increase the upfront construction cost of residential buildings, the long-term benefits they provide outweigh the initial expenses. Reinforced concrete structures with steel rebars offer better resistance to structural failures, such as cracking or collapsing, which can save significant costs in terms of repairs and maintenance in the future. In summary, steel rebars are crucial elements in residential construction, enhancing the strength and durability of reinforced concrete structures. While the use of steel rebars can increase the overall construction cost initially, the long-term benefits they provide in terms of structural integrity and reduced maintenance expenses justify their inclusion in residential building projects.
- Q: What is the role of steel rebars in the construction of retaining walls?
- Steel rebars play a crucial role in the construction of retaining walls as they provide reinforcement and strength to the wall structure. They are embedded within the concrete to enhance its tensile strength and prevent cracking or collapsing under pressure. The rebars distribute the load evenly and help the retaining wall resist the lateral forces exerted by the soil or water behind it, ensuring stability and durability of the structure.
- Q: How are steel rebars connected to each other?
- Steel rebars are typically connected to each other using various methods such as overlapping, welding, or using mechanical connectors like couplers or threaded bars.
- Q: How are steel rebars used in bridge construction?
- Steel rebars are used in bridge construction to provide reinforcement and strength to the concrete structures. They are embedded within the concrete to help resist tension forces, prevent cracking, and enhance the overall structural integrity of the bridge. Additionally, rebars help distribute loads evenly, increase durability, and ensure the longevity of the bridge.
- Q: How do steel rebars distribute loads in concrete structures?
- Steel rebars distribute loads in concrete structures by providing reinforcement and increasing the tensile strength of the concrete. The rebars are typically placed in the concrete in a grid-like pattern, creating a network of support throughout the structure. When the concrete is subjected to external loads, such as the weight of the building or the force of an earthquake, the rebars help distribute the load more evenly across the structure. This prevents the concrete from cracking or failing under the stress. Rebars work by transferring the tensile forces to the surrounding concrete. While concrete is strong in compression, it is relatively weak in tension. The rebars act as a reinforcement, resisting the tensile forces and preventing the concrete from cracking. When a load is applied to the structure, the rebars bear a portion of the load and distribute it to adjacent rebars and the surrounding concrete, effectively increasing the overall strength and stability of the structure. The distribution of loads in concrete structures is also influenced by the spacing and diameter of the rebars. Properly spacing the rebars ensures that the load is evenly distributed, minimizing the risk of localized stress concentration. The diameter of the rebars also plays a role in load distribution, as larger diameter rebars can withstand higher loads and provide more reinforcement. In addition to load distribution, steel rebars also help control the propagation of cracks within the concrete. When cracks do occur, the rebars help prevent them from spreading by transferring the stress around the cracked area and maintaining the structural integrity of the concrete. Overall, steel rebars play a critical role in distributing loads in concrete structures by providing reinforcement, increasing tensile strength, and controlling crack propagation. Their strategic placement and proper sizing ensure that the loads are evenly distributed, enhancing the durability and longevity of the structure.
- Q: How do steel rebars enhance the structural integrity of a building?
- In several ways, the structural integrity of a building is enhanced by steel rebars. Firstly, they reinforce and support concrete structures, including beams, columns, and slabs, preventing cracking or collapsing under heavy loads or external forces. The high tensile strength of steel rebars enables them to bear tensile stresses that concrete alone cannot handle, guaranteeing the building's stability and durability. Furthermore, steel rebars aid in evenly distributing and transferring loads throughout the structure, reducing concentrated stress. By reinforcing critical areas prone to tension, like corners, joints, and openings, rebars prevent cracks and ensure overall stability. Steel rebars also play a vital role in improving the structure's resistance to natural disasters like earthquakes and hurricanes. The flexibility and ductility of steel allow it to absorb and dissipate energy during seismic events or high winds, minimizing the risk of structural failure. This increased resilience ensures occupant safety and protects the building from severe damage. Additionally, steel rebars offer long-term durability by shielding the structure against corrosion. Unlike other construction materials, steel is highly resistant to degradation caused by environmental factors like moisture, chemicals, and temperature fluctuations. Corrosion-resistant rebars or protective coatings can significantly extend the building's lifespan. In conclusion, steel rebars are crucial components for reinforcing concrete structures, strengthening their integrity, stability, and resilience. By providing additional support and resistance to various stresses and loads, they contribute to the overall structural integrity of a building, guaranteeing its safety, longevity, and ability to withstand adverse conditions.
- Q: What is the recommended method for tying steel rebars together?
- The recommended method for tying steel rebars together is typically using steel wire or rebar tying tools to secure the rebars in place. This ensures a strong and secure connection between the rebars, providing structural integrity to the reinforced concrete.
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Hot rolled deformed steel bar bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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