Hot Rolled Steel Deformed Bar in Coils
- Ref Price:
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- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 5000 m.t./month
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Product Description:
OKorder is offering Hot Rolled Steel Deformed Bar in Coils 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 Deformed Bar in Coils are ideal for structural applications and are widely used in forest region, Mines, factories and construction sites laid of the place such as temporary transport line and light motorcycles with line..
Product Advantages:
OKorder's Hot Rolled Steel Deformed Bar in Coils 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:
Manufacture: Hot rolled
Grade: HRB335,HRB400,HRB500
Certificates: ISO, SGS, BV, CIQ
Diameter:6mm-10mm
Packing: products are packed in coils and shipped by break bulk or containers
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 | ||||||
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 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:Are there any standards for the spacing of steel rebars in concrete?
- Steel rebars in concrete have specific spacing standards in place to guarantee the durability and structural integrity of the reinforced concrete. These standards may vary depending on factors such as the type of structure, load conditions, and local building codes. In the United States, the American Concrete Institute (ACI) provides guidelines for rebar spacing in their publication ACI 318, known as "Building Code Requirements for Structural Concrete." According to ACI 318, the minimum spacing between parallel reinforcing bars should be equal to or greater than the maximum bar size or 1.5 times the diameter of the largest coarse aggregate used in the concrete, whichever is larger. For instance, if the maximum bar size is 12mm and the largest coarse aggregate size is 20mm, the minimum spacing between the rebars should be 30mm (1.5 times the largest aggregate size). This ensures sufficient concrete cover around each rebar, protecting it from corrosion and providing adequate bond strength. In addition to the minimum spacing, ACI 318 also offers guidelines for the maximum spacing of rebars. These guidelines take into account factors such as the size and shape of the concrete member, the type of loading it will experience, and the required strength. The maximum spacing is typically determined to prevent excessive cracking and ensure proper distribution of loads throughout the structure. It is important to note that local building codes and regulations may have additional requirements or deviations from the ACI standards. Therefore, it is always recommended to consult the relevant building codes or work with a qualified structural engineer to ensure compliance with the specific spacing requirements for steel rebars in concrete in your area.
- Q:How are steel rebars used in the construction of tunnels and underground passages?
- Steel rebars are an essential component in the construction of tunnels and underground passages. These rebars, also known as reinforcing bars, are used to provide additional strength and stability to the concrete structure. In tunnel construction, rebars are placed strategically within the concrete to reinforce it and prevent cracking or collapsing. The rebars act as a skeleton for the concrete, distributing the load and reinforcing its structural integrity. They are typically arranged in a grid pattern throughout the tunnel walls, floor, and ceiling. One of the key reasons why rebars are used in tunnel construction is their ability to withstand tension forces. Tunnels are subjected to significant pressure from the surrounding soil and water, and without proper reinforcement, the concrete would easily crack under this pressure. By adding steel rebars, the tensile strength of the concrete is greatly increased, ensuring that it can withstand the external forces acting upon it. Moreover, rebars also help to control and prevent the propagation of cracks. In the event of a crack occurring, the rebars act as a barrier, preventing the crack from spreading throughout the structure. This is crucial in tunnels and underground passages as any weakening of the concrete could compromise the safety of the structure and those using it. Additionally, rebars are used to reinforce specific areas of the tunnel that are more prone to stress, such as corners, joints, and areas where heavy equipment or vehicles may pass through. By reinforcing these critical points with steel rebars, the overall structural integrity of the tunnel is significantly enhanced. Overall, the use of steel rebars in the construction of tunnels and underground passages is vital to ensure the strength, stability, and longevity of these structures. They play a crucial role in preventing cracking, controlling the propagation of cracks, and enhancing the overall durability of the concrete.
- Q:What are the factors that can cause corrosion in steel rebars?
- The factors that can cause corrosion in steel rebars include exposure to moisture, oxygen, chloride ions from saltwater or deicing salts, carbonation of concrete, and the presence of stray electrical currents.
- Q:What are the different types of steel rebars used in dam construction?
- There are primarily three types of steel rebars used in dam construction: mild steel rebars, high-strength rebars, and epoxy-coated rebars. Mild steel rebars are the most commonly used type and offer good strength and durability. High-strength rebars, as the name suggests, have higher tensile strength and are used in areas that require extra reinforcement. Epoxy-coated rebars are coated with epoxy resin, providing protection against corrosion and extending the lifespan of the rebars in dam structures.
- Q:How do steel rebars affect the overall sound insulation of a building?
- Steel rebars have minimal impact on the overall sound insulation of a building. While they may conduct sound to a small extent due to their rigid nature, the primary factors affecting sound insulation are the materials used for walls, floors, and ceilings, as well as insulation materials. Steel rebars are typically embedded within concrete structures and do not significantly contribute to sound transmission between spaces.
- Q:How do steel rebars affect the overall vibration control of a structure?
- Steel rebars can significantly enhance the overall vibration control of a structure. By reinforcing the concrete, rebars increase the structural stiffness and strength, reducing the amplitude of vibrations. They also help distribute and dissipate energy from dynamic loads, thus minimizing the risk of structural failure and enhancing the overall stability. Additionally, rebars can improve the damping characteristics of a structure, reducing the resonant frequencies and attenuating vibrations. Overall, the presence of steel rebars in a structure plays a crucial role in enhancing its vibration control capabilities.
- Q:What is the effect of welding defects on the performance of steel rebars?
- Welding defects in steel rebars can have significant negative effects on their performance. These defects, such as porosity, cracks, and inadequate fusion, weaken the structural integrity of the rebars, making them prone to failure under stress or load. The presence of welding defects compromises the rebars' ability to withstand bending, tension, and compression forces, thereby reducing their overall strength and durability. This can lead to structural failures, increased maintenance costs, and potential safety hazards in construction projects. Therefore, it is crucial to ensure proper welding techniques and inspections to minimize welding defects and maintain the desired performance of steel rebars.
- Q:Can steel rebars be used in road and bridge construction?
- Yes, steel rebars can be used in road and bridge construction. Steel rebars provide structural integrity and strength to reinforce concrete structures, making them suitable for use in the construction of roads and bridges. They enhance the durability, load-bearing capacity, and resistance to cracking and deformation in these infrastructure projects.
- Q:How are steel rebars protected during storage and transportation?
- Steel rebars are typically protected during storage and transportation through various measures such as wrapping them in moisture-resistant materials, applying anti-corrosion coatings, and storing them in covered areas or enclosed containers to shield them from environmental factors like moisture, dirt, and physical damage.
- Q:What are the different types of steel rebars used in column reinforcement?
- Column reinforcement commonly utilizes various types of steel rebars. These types consist of: 1. Mild Steel Rebars: Also referred to as carbon steel rebars, these are extensively utilized in construction. They possess low carbon content and are easily accessible and cost-effective. Mild steel rebars are suitable for most general construction projects. 2. High-Strength Deformed (HSD) Steel Rebars: HSD rebars contain higher carbon content and undergo heat treatment to enhance their strength. They exhibit greater yield strength and tensile strength compared to mild steel rebars. HSD rebars find common application in high-rise buildings and structures requiring increased strength. 3. Epoxy-Coated Rebars: These rebars are coated with an epoxy layer to shield them from corrosion. The epoxy coating acts as a barrier between the steel and the surrounding environment, preventing contact with moisture and other corrosive elements. Epoxy-coated rebars are frequently employed in coastal areas or environments with elevated humidity levels. 4. Stainless Steel Rebars: These rebars are fabricated from stainless steel, which includes chromium and other alloying elements that offer exceptional corrosion resistance. Stainless steel rebars are suitable for structures exposed to aggressive environments such as chemical plants, wastewater treatment facilities, and marine structures. 5. Galvanized Rebars: Galvanized rebars are coated with a layer of zinc to safeguard them against rust and corrosion. The zinc coating functions as a sacrificial layer, safeguarding the underlying steel from contact with corrosive elements. Galvanized rebars are commonly used in corrosive environments where moisture and chemicals are present. To select the appropriate type of steel rebar for column reinforcement, it is crucial to consider the project's specific requirements, including the desired level of corrosion resistance, structural strength, and environmental conditions.
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Hot Rolled Steel Deformed Bar in Coils
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 5000 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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