HIGH QUALITY DIN STANDARD HOT ROLLED STEEL REBAR
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
You Might Also Like
Product Description:
Specifications of Hot Rolled Steel Rebar:
The production process of Steel Rebar
1-Waling beam furnace 2-Roughing rolling group 3-Intermediate rolling train
4-Finishing rolling group 5-Water-cooling device 6-Walking beam cooler
7-Finishing equipment(including the cold scale shear,short feet collection system,
automatic counting device,bundling machine, collect bench)
Usage and Applications of Hot Rolled Steel Rebar:
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 Hot Rolled Steel Rebar:
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 terms: TT payment in advance or Irrevocable LC at sight.
Trade terms :FOB, CFR, CIF
Label:to be specified by customer, generally, each bundle has 1-2 labels
Note:
1. Our products are produced according to national standard (GB), if not, supply according to national standards (GB) or agreement as customer required.
2. Other Grade and Standard Deformed Steel Bar we can supply:
Grade: GR40/GR60, G460B/B500A/B500B/B500C,BST500S
Standard: ASTM, BS, DIN
The Minimum Order Quantity of these products is high, and need to be confirmed.
3. We can not only supply Deformed Steel Bar; if you need anything about building materials, please contact us for further information.
4. Please send us your detail specifications when inquire. We will reply to you as soon as possible. We sincerely hope we can establish a long stable business relationship.
- Q: How do steel rebars contribute to the overall stability of a structure?
- Steel rebars, also known as reinforcement bars, play a crucial role in enhancing the overall stability of a structure. By providing additional strength and resistance to tensile forces, rebars help prevent the structure from collapsing or breaking apart under various loads and stresses. They effectively distribute the applied loads throughout the structure, reducing the risk of cracks, deformations, and failure. Additionally, steel rebars increase the structural integrity by improving the bond between the concrete and the reinforcement, ensuring better load transfer and enhancing the overall durability of the structure.
- Q: What is the process of inspecting steel rebars on-site?
- The quality and adherence to specifications of steel rebars on-site are ensured through a series of steps in the inspection process. Firstly, a visual inspection is conducted to identify any visible defects or damage, such as rust, cracks, bends, or improper dimensions. Immediate attention is given to any issues found. Next, accurate measurements are taken using tools like calipers or measuring tapes. The length, diameter, and shape of each rebar are compared against the project specifications to ensure they meet the required dimensions. For certain projects, chemical analysis of the steel rebars may be necessary to confirm their composition and strength. Samples are taken from different batches and sent to a lab for testing, with the results determining compliance with standards. Non-Destructive Testing (NDT) techniques are utilized to evaluate the internal integrity of the rebars without causing damage. Ultrasonic testing, magnetic particle inspection, and radiography are employed to detect hidden defects like cracks, voids, or inclusions. If welding is involved, the inspector checks the welds for proper penetration, alignment, and quality. This guarantees the strength and integrity of the joint. Throughout the inspection process, detailed records are maintained. These records include information about the inspections conducted, measurements taken, test results, and identified defects. They serve as evidence of compliance and can be referred to in case of disputes or future reference. Once the inspection is complete, a detailed report is prepared summarizing the findings. This report is shared with the project management team, engineers, and other relevant stakeholders. It highlights any non-compliance, defects, or areas that require attention. In conclusion, the on-site inspection of steel rebars is a comprehensive and systematic approach that ensures their quality, integrity, and compliance with project specifications and industry standards.
- Q: Can steel rebars be used in road or highway construction?
- Yes, steel rebars can be used in road or highway construction. Steel rebars, also known as reinforcing bars, are commonly used in the construction industry to provide additional strength and support to concrete structures. In road and highway construction, rebars are typically used in the construction of reinforced concrete pavements, bridge decks, and retaining walls. Rebars are embedded in concrete to enhance its tensile strength, as concrete is strong in compression but weak in tension. By adding rebars to the concrete, it helps distribute the tensile forces and improves the overall durability and load-bearing capacity of the road or highway infrastructure. The use of steel rebars in road or highway construction offers several advantages. Firstly, it improves the structural integrity and longevity of the infrastructure, as reinforced concrete structures are better able to withstand heavy traffic loads, temperature changes, and environmental factors. Secondly, rebars help prevent cracking and deterioration of the concrete, reducing the need for frequent repairs and maintenance. Additionally, the use of rebars allows for more efficient and cost-effective construction, as it enables the use of thinner concrete sections without compromising strength. Overall, steel rebars are a crucial component in road or highway construction, as they provide the necessary reinforcement to ensure the strength, durability, and longevity of the infrastructure.
- Q: How do steel rebars affect the overall durability of concrete?
- Steel rebars significantly improve the overall durability of concrete. By reinforcing the concrete, rebars enhance its tensile strength, preventing cracking and structural failure. They also provide resistance against shrinkage and expansion caused by temperature changes, ensuring the longevity and stability of concrete structures.
- Q: Are steel rebars resistant to corrosion?
- Yes, steel rebars are generally resistant to corrosion due to the protective layer of oxide that forms on their surface. However, in certain environments or exposure to aggressive elements, corrosion can occur, leading to potential deterioration over time. To enhance their corrosion resistance, rebars can be coated or galvanized.
- Q: What is the recommended lap length for steel rebars in concrete joints?
- The recommended lap length for steel rebars in concrete joints depends on various factors such as the type of reinforcement, design requirements, and project specifications. It is essential to consult the relevant building codes, structural engineers, or industry standards to determine the appropriate lap length for a specific application.
- Q: How do steel rebars improve the structural integrity of concrete?
- The structural integrity of concrete is greatly improved by steel rebars in several ways. Firstly, they bolster the tensile strength of concrete, which is otherwise feeble in tension. While concrete excels in compressive strength, it lacks the ability to withstand pulling or stretching forces. By inserting steel rebars into the concrete, the overall tensile strength of the structure is significantly heightened. The steel rebars function as reinforcement by dispersing stress and load across a wider area, preventing cracks and fractures from spreading through the concrete. They establish a sturdy bond between the concrete and the reinforcement, enabling the structure to bear heavy loads and withstand bending, shearing, and other forces that could jeopardize its stability. Furthermore, steel rebars aid in managing and mitigating the impacts of shrinkage and thermal expansion and contraction that occur in concrete. These occurrences frequently lead to cracking and structural damage. The steel rebars help restrict the movement of the concrete, lessening the likelihood of crack formation and ensuring the overall integrity of the structure. Moreover, steel rebars prolong the durability and lifespan of concrete structures. They possess a high resistance to corrosion, which is particularly crucial in environments with elevated moisture levels, chemical exposure, or contact with saltwater. The presence of steel rebars safeguards the concrete from deterioration and extends the lifespan of the structure. In conclusion, steel rebars play a vital role in enhancing the structural integrity of concrete by fortifying its tensile strength, distributing stress and loads, preventing cracks, managing shrinkage, resisting bending and shearing forces, and increasing durability. They provide a dependable and efficient reinforcement system that guarantees the stability and longevity of concrete structures.
- Q: What is the maximum allowable stress for steel rebars?
- The maximum allowable stress for steel rebars typically depends on the grade of steel being used. However, in most cases, the maximum allowable stress for steel rebars ranges from 40,000 to 60,000 pounds per square inch (psi).
- Q: How do steel rebars contribute to the overall resistance against natural disasters?
- Steel rebars contribute to the overall resistance against natural disasters in various ways. Firstly, steel rebars are extensively used in reinforced concrete structures such as buildings, bridges, and dams, which are designed to withstand natural disasters like earthquakes and hurricanes. The addition of steel rebars increases the structural integrity of these concrete elements, making them more resistant to the forces exerted by such disasters. During earthquakes, the flexible nature of steel rebars allows them to absorb and distribute the seismic energy throughout the structure. This helps in dissipating the destructive forces and reducing the chances of collapse or severe damage. The presence of steel rebars also enhances the ductility of reinforced concrete structures, which means they can deform and flex without breaking, thus improving their overall resilience against seismic events. In the case of hurricanes or strong winds, steel rebars provide additional strength and stability to concrete structures. They act as reinforcement, preventing the concrete from cracking or crumbling under the pressure of high winds. The combination of the tensile strength of steel and the compressive strength of concrete creates a robust and durable structure that can withstand the powerful forces generated by hurricanes. Furthermore, steel rebars play a crucial role in the construction of flood-resistant structures. During flooding events, the strength and corrosion resistance of steel rebars ensure the structural integrity of buildings and other infrastructure, preventing them from being severely damaged or washed away. The use of steel rebars in flood-prone areas helps in creating resilient structures that can withstand the erosive forces of water and remain intact. Overall, steel rebars significantly contribute to the overall resistance against natural disasters by enhancing the strength, durability, and flexibility of concrete structures. Their presence improves the structural integrity and resilience of buildings, bridges, and other infrastructure, making them more capable of withstanding the destructive forces unleashed by earthquakes, hurricanes, and floods.
- Q: What are the common quality tests performed on steel rebars?
- Steel rebars undergo several common quality tests to guarantee their strength and durability, ensuring they meet the necessary standards and can withstand the intended load and environmental conditions. The tensile test is one of the most prevalent quality tests for steel rebars. This test determines the maximum amount of tensile stress the rebar can bear before breaking, providing insights into its tensile strength and ductility. Another significant quality test is the bend test, which involves bending a rebar at a specific angle without it breaking. This test evaluates the rebar's flexibility, resistance to cracking or fracturing, and is particularly crucial for construction projects requiring bending or shaping. Chemical composition analysis is conducted to determine the percentage of various elements present in the steel rebars, such as carbon, manganese, phosphorus, sulfur, among others. This analysis ensures that the rebars meet specific requirements and do not contain any impurities that could jeopardize their strength or corrosion resistance. Corrosion resistance is also a vital property for steel rebars, especially in high-moisture or chemically exposed environments. A corrosion test is performed by subjecting the rebars to corrosive environments like salt spray or acidic solutions, assessing their resistance to corrosion. This test helps determine the rebars' suitability for specific applications and prevents premature degradation. Lastly, dimensional tests are conducted to verify that the rebars meet required dimensions and tolerances. These tests involve measuring the rebars' length, diameter, and weight. Deviations from specified dimensions can impact the rebars' structural integrity and compatibility with other construction materials. In summary, quality tests for steel rebars include tensile testing, bend testing, chemical composition analysis, corrosion resistance testing, and dimensional testing. These tests are crucial in ensuring the strength, durability, and suitability of steel rebars for various construction applications.
Send your message to us
HIGH QUALITY DIN STANDARD HOT ROLLED STEEL REBAR
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
Similar products
Hot products
Hot Searches
Related keywords
