Hot Rolled Carbon Steel Deformed Bar 12mm
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- :25 m.t.
- Supply Capability:
- 20000 m.t./month
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Product Description:
OKorder is offering Hot Rolled Carbon Steel Deformed Bar 12mm with High Quality 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:
Hot Rolled Carbon Steel Deformed Bar 12mm with High Quality 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..
Product Advantages:
OKorder's Hot Rolled Carbon Steel Deformed Bar 12mm with High Quality are durable, strong.packed and suitable for construction
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:
Manufacture: Hot rolled
Grade: HRB335 HRB400 BS4449 Grade460 ASTM Grade40 Grade60
Certificates: ISO, SGS, BV, CIQ
Length:6m 8m 9m 12m
Packaging: Export packing, packed by coil
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 begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.
Q4: How many tons per bundle?
A4: Around 2-3tons
Q5: How to avoid the rust after deliver the goods to the loading port?
A5: We will keep the goods at the port covered with water-proof material
Q6: What is the chemical composition and physical properties of HRB400?
A6
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 | |||||
Q7:What is chemical composition and physical properties of 500B?
A7：
BS4449 500B | Chemical Composition | ||||
C | Mn | Si | S | P | |
0.24 | 0.45 | 0.16 | 0.05 | 0.31 | |
Physical capability | |||||
Yield Strength(N/cm²) | Tensile Strength(N/cm²) | Elongation (%) | |||
650 | ≥500 | 19 | |||
Images:
- Q: What are the different types of steel rebars used in building construction?
- There are several different types of steel rebars used in building construction, each with unique properties and applications. Some of the common types include: 1. Mild Steel Rebars: These rebars are also known as black bars and are the most commonly used type. They have low carbon content and are suitable for general construction purposes. 2. High Strength Deformed (HSD) Bars: HSD bars are heat-treated rebars with a higher yield strength than mild steel rebars. They have a ribbed surface that provides better bonding with concrete, making them ideal for structures that require higher load-bearing capacity. 3. Epoxy-Coated Rebars: These rebars are coated with epoxy resin to protect against corrosion. Epoxy coating prevents the steel from coming into direct contact with moisture and chemicals, thereby increasing the lifespan of the structure. 4. Galvanized Rebars: Galvanized rebars are coated with a layer of zinc to protect against rust and corrosion. The zinc coating acts as a sacrificial layer, preventing the steel from corroding even if the coating gets damaged. 5. Carbon Steel Rebars: Carbon steel rebars are made from carbon steel and have higher tensile strength than mild steel rebars. They are commonly used in high-rise buildings and heavy construction projects. 6. Stainless Steel Rebars: Stainless steel rebars are highly resistant to corrosion and are used in structures exposed to harsh environments or chemicals. They are more expensive than other types of rebars but offer superior durability. 7. European Rebars (Euro Rebars): Euro rebars are manufactured according to European standards and have specific markings to denote their grade and properties. They are widely used in European construction projects. The choice of rebar type depends on factors such as the intended use of the structure, environmental conditions, and the required strength. It is crucial to select the appropriate type of rebar to ensure the longevity and stability of the building.
- Q: Are steel rebars available in different shapes and profiles?
- Steel rebars are available in a variety of shapes and profiles, not just the plain round bar. The plain round bar is circular and smooth, but there are also deformed bars with ribs or indentations along their length. These ribs improve the adhesion between the rebars and the surrounding concrete, making the structure stronger and more stable. Steel rebars can be found in different sizes and lengths to meet different construction needs. Square bars, flat bars, and T-shaped bars are examples of other profiles available. These different shapes and profiles give engineers and builders the flexibility to choose the most suitable type of steel rebar for their specific construction projects.
- Q: What is the impact of steel rebars on the constructability of a project?
- Steel rebars have a significant impact on the constructability of a project. These reinforcement bars play a crucial role in strengthening and providing structural integrity to concrete structures. By incorporating steel rebars, the overall strength, durability, and resilience of a construction project are greatly improved. One of the key impacts of using steel rebars is the increased load-bearing capacity of the structure. Rebars are designed to withstand tension, which complements the concrete's ability to resist compression. This combination enhances the structural strength of the project, enabling it to withstand heavy loads and external forces, such as earthquakes or high winds. Moreover, steel rebars also enhance the ductility of the concrete structure. Ductility refers to the material's ability to deform without breaking. By adding rebars, the concrete becomes more flexible, allowing it to absorb energy and deform under stress before reaching its breaking point. This is particularly important in areas prone to seismic activities, as it helps prevent sudden and catastrophic failure of the structure. Another aspect of constructability impacted by steel rebars is the overall lifespan of the project. The corrosion resistance properties of rebars, especially when coated or galvanized, significantly extend the lifespan of the structure. This is particularly relevant in environments with high humidity, coastal areas, or regions with harsh weather conditions. By preventing corrosion and maintaining the integrity of the rebars, the entire project's longevity and durability are greatly enhanced. Additionally, steel rebars also facilitate the construction process itself. Their availability in various lengths, shapes, and sizes allows for flexible and efficient design and construction. Contractors can easily cut, bend, and shape rebars to fit specific project requirements, reducing construction time and costs. Moreover, rebars can be prefabricated off-site, minimizing on-site labor and simplifying the construction process. In conclusion, the impact of steel rebars on the constructability of a project is highly significant. They improve the overall strength, load-bearing capacity, ductility, and lifespan of the structure. Additionally, the flexibility and ease of use of steel rebars contribute to efficient construction practices. Therefore, incorporating steel rebars into a project is essential for ensuring its structural integrity and long-term success.
- Q: Can steel rebars be used in road construction projects?
- Yes, steel rebars can be used in road construction projects. They are commonly used as reinforcement in concrete structures, including roads and bridges, to enhance their strength and durability.
- 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: What is the effect of steel rebars on the weight of a structure?
- Steel rebars have a notable impact on the weight of a structure. Typically composed of steel, these reinforcement bars possess a high strength-to-weight ratio. When integrated into a structure, they bestow strength and rigidity without significantly augmenting the overall weight. By reinforcing concrete with steel rebars, the structure becomes more capable of withstanding diverse forces and stresses, including tension, compression, bending, and shearing. This reinforcement empowers the structure to bear heavier loads and elevates its durability and longevity. While steel rebars confer strength to the structure, they do not make a considerable contribution to its weight. Consequently, this is advantageous as it facilitates the construction of lighter and more efficient structures. The reduced weight presents several benefits, such as lower construction expenses, diminished material requirements, decreased transportation costs, and improved seismic performance. Furthermore, the utilization of steel rebars also permits the construction of slimmer and visually pleasing structures. The heightened strength provided by the rebars allows for the employment of thinner concrete sections, leading to sleek designs and more open spaces. In conclusion, the effect of steel rebars on the weight of a structure is minimal. Instead, their principal role lies in enhancing the structural integrity, strength, and durability of the edifice without burdening it with excessive weight.
- Q: Are there any specific codes and standards for steel rebars?
- Yes, there are specific codes and standards for steel rebars. In the United States, the American Society for Testing and Materials (ASTM) provides standards for steel rebars, such as ASTM A615/A615M for deformed and plain carbon-steel bars for concrete reinforcement. Other countries may have their own codes and standards for steel rebars, such as BS 4449:2005 in the United Kingdom and IS 1786:2008 in India. These codes and standards ensure the quality, strength, and durability of steel rebars in construction applications.
- Q: What is the impact of steel rebars on the overall thermal performance of a building?
- Steel rebars have a minimal impact on the overall thermal performance of a building. While steel has a relatively high thermal conductivity, the small cross-sectional area of rebars compared to the overall building envelope limits their ability to transfer significant amounts of heat. Additionally, rebars are typically embedded within concrete, which acts as a thermal mass and helps regulate temperature fluctuations. Therefore, the impact of steel rebars on the building's thermal performance is generally insignificant.
- Q: What are the different types of steel used in the production of rebars?
- There are typically three types of steel used in the production of rebars: carbon steel, low-alloy steel, and stainless steel. Carbon steel rebars are the most commonly used and have a high tensile strength. Low-alloy steel rebars contain additional elements like chromium, nickel, or molybdenum for enhanced strength and durability. Stainless steel rebars are corrosion-resistant and often used in environments with high exposure to moisture or chemicals.
- Q: What is the role of steel rebars in preventing concrete cracking?
- The reinforcement of concrete structures is greatly aided by the use of steel rebars. These rebars are essential in preventing cracks from forming in the concrete and in improving its overall durability and strength. Concrete has a tendency to crack when subjected to tensile stress due to its low tensile strength. However, when steel rebars are embedded within the concrete, they act as a reinforcement by absorbing and dispersing these tensile forces throughout the structure. The inclusion of steel rebars in concrete is effective in counteracting the natural inclination of concrete to crack under tension. When a load is applied to the concrete, the rebars bear a significant portion of the tensile stress, preventing it from being concentrated solely on the concrete itself. This distribution of forces helps minimize the development and spread of cracks, ensuring the structural integrity of the concrete. Furthermore, steel rebars also contribute to the overall strength and durability of concrete structures. The combination of steel's high tensile strength and concrete's compressive strength results in reinforced concrete, which provides exceptional resistance against various external forces, such as bending, shear, and seismic loads. This additional strength makes the concrete less prone to cracking and enhances its ability to withstand heavy loads and environmental factors over time. In conclusion, steel rebars play a critical role in preventing concrete cracking by providing reinforcement, absorbing and dispersing tensile forces, and improving the overall strength and durability of concrete structures. Their presence greatly enhances the structural integrity and longevity of concrete, making it a dependable and extensively used construction material.
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Hot Rolled Carbon Steel Deformed Bar 12mm
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- :25 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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