Hot Rolled Steel Rebars for Concrete Reinforcing
- 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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OKorder Financial Service
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OKorder is offering Hot Rolled Steel Rebars for Concrete Reinforcing 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 African, South American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Hot Rolled Steel Rebars for Concrete Reinforcing are ideal for structural applications and are 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..
Product Advantages:
OKorder's Hot Rolled Steel Rebars for Concrete Reinforcing are durable, strong, and wide variety of sizes.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Product Specifications:
Standard | GB UK USA | HRB335 HRB400 HRB500 G460B, B500A, B500B,B500C 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 | ||
Invoicing | Actual or Theoretical Weight Basis as buyer’s request. | ||
Type | Hot rolled steel rebar | ||
Diameter(mm) | Section area (mm²) | Mass(kg/m) | Weight of 12m (kg) | Pcs/ton |
6 | 28.27 | 0.222 | 2.664 | 375.38 |
8 | 50.27 | 0.395 | 4.74 | 210.97 |
10 | 78.54 | 0.617 | 7.404 | 135.06 |
12 | 113.1 | 0.888 | 10.656 | 93.84 |
14 | 153.9 | 1.21 | 14.52 | 68.87 |
16 | 201.1 | 1.58 | 18.96 | 52.74 |
18 | 254.5 | 2.00 | 24 | 41.67 |
20 | 314.2 | 2.47 | 29.64 | 33.74 |
22 | 380.1 | 2.98 | 35.76 | 27.96 |
25 | 490.9 | 3.85 | 46.2 | 21.65 |
28 | 615.8 | 4.83 | 57.96 | 17.25 |
32 | 804.2 | 6.31 | 75.72 | 13.21 |
36 | 1018 | 7.99 | 98.88 | 10.43 |
40 | 1257 | 9.87 | 118.44 | 8.44 |
50 | 1964 | 15.42 | 185.04 | 5.40 |
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 many tons of steel products could be loaded in containers?
A2: Usually the steel products are delivered by bulk vessel because of the large quantity and the freight. However, there are no bulk vessel enter some seaports so that we have to deliver the cargo by containers. The 6m steel product can be loaded in 20FT container, but the quantity is changed according to the size, usually from 18tons to 25tons.
Q3: How soon can we receive the product after purchase?
A3: Within three days of placing an order, we will arrange production. The normal sizes with the normal grade can be produced within one month. The specific shipping date is dependent upon international and government factors, the delivery to international main port about 45-60days.
Images:
- Q: How do steel rebars provide strength to concrete structures?
- Steel rebars provide strength to concrete structures by acting as reinforcement. When embedded within the concrete, rebars enhance its tensile strength, which is otherwise low. As concrete is strong in compression but weak in tension, the rebars resist the tensile forces that can cause cracking or failure in the structure. By distributing and absorbing these tensile forces, steel rebars increase the overall strength, durability, and structural integrity of the concrete.
- Q: What are the different types of steel rebars used in road construction?
- There are typically two types of steel rebars used in road construction: plain steel bars and deformed steel bars. Plain steel bars are smooth and have no ridges or deformations. Deformed steel bars, on the other hand, have ridges, protrusions, or other patterns on their surface to improve the bond strength between the rebar and the surrounding concrete. Both types of rebars are commonly used in road construction to reinforce and strengthen the concrete structures.
- Q: What is the effect of aging on the properties of steel rebars?
- The effect of aging on the properties of steel rebars can have both positive and negative impacts. Over time, steel rebars undergo a process called aging, which involves gradual changes in their microstructure and mechanical properties. One of the primary effects of aging on steel rebars is the increase in strength and hardness. As the steel rebars age, the carbon atoms within the steel begin to form carbides, which leads to an increase in strength. This increased strength can be beneficial in structural applications, as it provides additional support and resistance to external forces and loads. However, aging can also have negative effects on steel rebars. As the rebars age, they become more susceptible to corrosion. The formation of carbides during aging can create localized areas of low carbon content, known as decarburization, which makes the rebars more prone to rust and corrosion. This can compromise the structural integrity of the rebars and reduce their lifespan. Furthermore, aging can lead to embrittlement of the steel rebars. As the rebars age, the microstructure undergoes changes that can result in increased brittleness and reduced ductility. This can make the rebars more prone to cracking and failure under certain conditions, such as when exposed to excessive loads or extreme temperatures. Overall, the effect of aging on the properties of steel rebars is a complex phenomenon that involves both positive and negative consequences. While aging can enhance the strength and hardness of the rebars, it also increases the risk of corrosion and embrittlement. Proper maintenance and monitoring are essential to mitigate the negative effects of aging and ensure the long-term performance and durability of steel rebars in structural applications.
- Q: What is the effect of high temperatures on steel rebars?
- High temperatures have a significant effect on steel rebars. At high temperatures, steel rebars undergo a process called thermal expansion, which causes them to expand in size. This expansion can result in the concrete surrounding the rebars cracking or spalling, as the increased size of the rebars pushes against the concrete. Additionally, high temperatures can lead to a reduction in the strength and load-bearing capacity of steel rebars. This is due to a phenomenon called tempering, where the heat causes the steel to lose its structural integrity and become weaker. As a result, steel rebars exposed to high temperatures may experience reduced strength and become more susceptible to deformation or failure. Therefore, it is crucial to consider the effect of high temperatures on steel rebars when designing structures or assessing their integrity, especially in environments prone to heat or fire hazards.
- Q: Can steel rebars be used in bridges?
- Bridges can indeed utilize steel rebars. They are frequently incorporated into concrete structures like bridges to reinforce them. This reinforcement gives the concrete added robustness, enabling it to withstand substantial loads and forces. By employing steel rebars in bridges, their durability and structural integrity are improved, ensuring the safety of both the bridge and its users. Moreover, steel rebars possess exceptional tensile strength, a crucial characteristic for countering the tensile forces bridges commonly encounter. In summary, steel rebars are vital elements in bridge construction, contributing significantly to their strength, longevity, and safety.
- Q: How are steel rebars priced in the market?
- Steel rebars are typically priced in the market based on factors such as the current cost of raw materials, supply and demand dynamics, production and transportation costs, and market competition. Additionally, the grade and quality of the rebar, as well as any additional processing or customization, can also influence the pricing.
- Q: Can steel rebars be used in hotel construction?
- Yes, steel rebars can be used in hotel construction. Steel rebars are commonly used in reinforced concrete structures, including the construction of hotels, due to their high tensile strength and ability to provide reinforcement and stability to the building.
- Q: Are there any codes or regulations for the use of steel rebars in construction?
- Yes, there are codes and regulations in place for the use of steel rebars in construction. In many countries, including the United States, the American Concrete Institute (ACI) provides guidelines and standards for the design and construction of reinforced concrete structures. The ACI 318 Building Code Requirements for Structural Concrete includes provisions for the use of steel rebars, detailing their requirements for size, placement, and quality. Similarly, the International Building Code (IBC) is widely adopted and provides regulations for construction practices in various jurisdictions. It includes provisions and references to standards that govern the use of steel rebars in reinforced concrete structures. Additionally, there are other standards organizations, such as the British Standards Institution (BSI) in the United Kingdom, which have their own codes and regulations for the use of steel rebars in construction. These codes and regulations are essential to ensure the safety and durability of structures. They specify requirements for the size, grade, and placement of rebars, as well as guidelines for the design, detailing, and construction of reinforced concrete elements. Compliance with these codes and regulations helps to ensure that structures are built to withstand the expected loads and perform as intended.
- Q: How do steel rebars contribute to the durability of concrete?
- There are multiple ways in which steel rebars contribute to the durability of concrete. To begin with, they reinforce the concrete structure, thereby increasing its overall strength. Acting as a framework within the concrete, the steel rebars assist in distributing the load and resisting external forces. As a result, cracking is prevented and the structural integrity of the concrete is enhanced. Moreover, steel rebars play a role in managing concrete cracking. Due to factors like shrinkage, temperature fluctuations, and external loads, concrete tends to crack. However, by incorporating steel rebars, the concrete becomes capable of withstanding these forces and inhibiting crack propagation. This ensures that the concrete remains intact and resilient over time. Additionally, the presence of steel rebars contributes to the durability of concrete by bolstering its resistance to corrosion. Concrete is permeable, and if exposed to moisture, it can lead to the corrosion of the embedded steel. Fortunately, steel rebars are typically coated with corrosion-resistant materials, which safeguard against this issue. Consequently, the lifespan of the concrete structure is prolonged, ensuring long-term durability. In conclusion, steel rebars are essential in enhancing the durability of concrete through reinforcement, crack control, and corrosion prevention. Their existence not only strengthens the overall structure, but also enhances its ability to withstand external forces, thereby guaranteeing the concrete's longevity.
- Q: What is the lifespan of steel rebars in concrete structures?
- The lifespan of steel rebars in concrete structures can vary depending on several factors. Generally, steel rebars are designed to provide durability and strength to concrete structures. With proper design, construction, and maintenance, steel rebars can last for several decades or even up to a century in concrete structures. One crucial factor influencing the lifespan of steel rebars is the quality of materials used. High-quality rebars manufactured with corrosion-resistant coatings or stainless steel tend to have a longer lifespan compared to regular carbon steel rebars. Additionally, the quality of concrete used and its ability to protect the rebars from moisture and corrosive agents is also important. Environmental conditions play a significant role in determining the lifespan of steel rebars. Exposure to harsh climates, such as areas with high humidity, saltwater, or acidic environments, can accelerate corrosion and reduce the lifespan of the rebars. Adequate protective measures, such as proper concrete cover thickness, waterproofing, and the use of corrosion inhibitors, can help extend the lifespan of steel rebars in such conditions. Maintenance and inspection are essential to ensure the longevity of steel rebars in concrete structures. Regular inspections for signs of corrosion, cracking, or damage should be conducted, and any necessary repairs or protective measures should be undertaken promptly. In some cases, periodic coating or rebar replacement may be required to maintain the structural integrity of the concrete elements. In summary, the lifespan of steel rebars in concrete structures can range from several decades to over a century, depending on various factors such as material quality, environmental conditions, and proper maintenance. By employing appropriate design, construction, and maintenance practices, the lifespan of steel rebars can be significantly extended, ensuring the long-term integrity and durability of the concrete structure.
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Hot Rolled Steel Rebars for Concrete Reinforcing
- 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
OKorder Financial Service
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