ASTM A615 deformed steel bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 100000 m.t./month
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Usage and Applications of Construction
1. Construction steel round bar is mostly used for straight bundles supply, and used for steel, bolts and various mechanical parts. While the bigger round bar, or more than 25mm hot rolled bar, is mainly for the manufacture of mechanical parts or for seamless steel billet.
2. Steel round bar is used in construction and a large number of architectural and engineering structures.
3. Besides, we can supply some especial material steel round bar that can be used for main shaft of steamer, hummer shank, with big section and supper force.
Packaging & Delivery
Packaging Detail: All goods are packed in bundle with steel strips and shipped by break bulk vessel or container (depend on target market and different ports)
Delivery Detail: 45 days
Trade terms: FOB, CFR, CIF
MOQ: 25 tons per specification; we can negotiate the quantity if the specification is normal or we have stock of one specification.
Weight: Theprice invoicing on theoretical weight basis or actual weight basis depends on customer’s request.
Shipment: The shipment of bulk break or container is depends on customer’s request and the situation of the port of destination.
Documents given: Full set of original clean on board bill of lading; Original signed commercial invoice; Original packing list; Policy of insurance; Certificate of origin and what the target market needs.
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:What is the elongation of steel rebars?
- The elongation of steel rebars pertains to how much they can deform or stretch before fracturing or breaking. It measures the ductility or flexibility of the steel rebars. Elongation is typically expressed as a percentage of the rebar's original length. The elongation of steel rebars varies based on the grade or type of steel used and the manufacturing processes involved. In general, steel rebars have a relatively high elongation compared to materials like concrete or timber. This makes them suitable for applications that require flexibility and resistance to deformation, such as reinforced concrete structures. Considering the elongation of steel rebars is crucial in structural design and construction. It affects the rebar's ability to withstand loads, particularly when subjected to tension or bending forces. Higher elongation values indicate a greater capacity for the rebar to stretch and deform without breaking, enhancing the overall performance and safety of the structure. To ensure the proper selection and utilization of steel rebars, it is essential to refer to the relevant standards and specifications provided by regulatory bodies and industry organizations. These guidelines outline specific requirements and recommendations for the elongation of steel rebars, along with other mechanical properties, to guarantee the structural integrity of construction projects.
- Q:Are steel rebars suitable for use in high-temperature applications?
- Yes, steel rebars are generally suitable for use in high-temperature applications. Steel has excellent heat resistance properties and can withstand high temperatures without significant structural degradation. However, it is important to consider the specific requirements of the application and consult with experts to ensure the appropriate type of steel rebar is selected to meet the desired temperature resistance.
- Q:What is the maximum length of steel rebars available?
- The specific manufacturer and supplier are the determining factors for the maximum length of steel rebars available. Typically, steel rebars can be found in lengths that range from 6 meters (20 feet) to 18 meters (60 feet). These lengths are established based on various considerations, including transportation logistics, handling capacities, and industry standards within the construction sector. To ascertain the precise maximum length of steel rebars offered, it is crucial to seek guidance from the manufacturer or supplier.
- Q:Are steel rebars susceptible to hydrogen embrittlement?
- Yes, steel rebars are susceptible to hydrogen embrittlement. Hydrogen atoms can diffuse into the steel during fabrication or service, leading to the formation of internal pressure and causing the rebars to become brittle and prone to cracking or failure.
- Q:Can steel rebars be used in lightweight concrete construction?
- Indeed, the utilization of steel rebars is viable in the construction of lightweight concrete. As a matter of fact, they are commonly employed in reinforcing lightweight concrete structures like walls, beams, and columns. By incorporating steel rebars, the concrete gains tensile strength, resulting in enhanced resistance against cracking and structural failure. Lightweight concrete, which typically possesses a lower density compared to traditional concrete, can reap the advantages of steel rebars as they counterbalance the inferior strength and mitigate the risk of deformation under load. Nevertheless, it is imperative to carefully select the suitable size and spacing of rebars according to the specific requirements and design of the lightweight concrete structure.
- Q:How do steel rebars affect the flexibility of a structure?
- Steel rebars can significantly enhance the flexibility of a structure. By reinforcing concrete, rebars improve its tensile strength, allowing it to withstand greater loads and prevent cracking or failure. This added strength and flexibility provided by steel rebars ensure that the structure can better adapt to various environmental forces, such as wind, earthquakes, and temperature changes, thus enhancing its overall resilience and durability.
- Q:How do steel rebars contribute to the load-bearing capacity of structures?
- Steel rebars contribute to the load-bearing capacity of structures in several ways. Firstly, they enhance the tensile strength of the concrete. While concrete is strong in compression, it is relatively weak in tension. By adding steel rebars to the concrete, the tensile strength of the structure is significantly increased. This is crucial as structures are subjected to various loads, including dead loads (e.g. the weight of the structure itself), live loads (e.g. occupants, furniture), and environmental loads (e.g. wind, earthquakes). Secondly, steel rebars help to prevent cracking and improve the overall durability of the structure. Concrete has a tendency to shrink and crack due to temperature changes, moisture, and other factors. By placing steel rebars within the concrete, they act as reinforcement and help to distribute the load more uniformly, reducing the likelihood of cracking. This improves the structural integrity and longevity of the building. Furthermore, steel rebars also provide stability and support to the structure. They help to resist the lateral forces that can occur during high winds or seismic events. By anchoring the rebars into the foundation or other structural elements, they create a strong connection that can withstand these lateral loads and prevent the structure from collapsing or being damaged. In summary, steel rebars play a crucial role in enhancing the load-bearing capacity of structures by improving the tensile strength of the concrete, preventing cracking, and providing stability and support. Their integration into the structural design ensures the safety, durability, and long-term functionality of buildings and other infrastructure.
- Q:What is the process of threading steel rebars?
- The process of threading steel rebars involves creating threads on the ends of the rebars to allow for easy and secure connection with other rebars or structural elements. This threading process is typically done using a machine called a rebar threading machine. The first step in the process is to prepare the rebars by cutting them to the desired length. Once the rebars are cut, the ends are cleaned to remove any dirt, rust, or debris that may interfere with the threading process. This ensures a smooth and accurate threading operation. Next, the rebar threading machine is set up. The machine consists of a spindle that rotates at a high speed, along with a threading die that is positioned on the spindle. The threading die has grooves and ridges that are designed to cut threads into the rebars. To thread a rebar, one end is inserted into the threading machine, while the other end is held firmly in place. The machine is then started, and the spindle rotates, causing the threading die to cut into the rebar's surface. As the die moves along the rebar, it creates threads by removing small amounts of material. The machine is operated until the desired length of threads is achieved. The length of threads can vary depending on the specific requirements of the project and the type of connection being made. It is crucial to ensure that the threads are cut accurately and consistently to maintain the structural integrity of the rebar connections. Once the threading process is complete, the threaded rebars are inspected to ensure that the threads are clean, free from defects, and meet the required standards. The threaded rebars are then ready to be used in construction projects, where they can be connected to other rebars or structural elements using various methods such as couplers or nuts. In summary, the process of threading steel rebars involves cutting and cleaning the rebars, setting up a rebar threading machine, inserting the rebars into the machine, and using a threading die to cut threads into the rebars. This process ensures that the rebars can be easily and securely connected in construction projects, providing strength and stability to the structures they are used in.
- Q:Why is the earthing device forbidden to use thread steel instead of round steel as lap steel bar?
- Steel is known as hot rolled ribbed bar. Ordinary hot rolled steel bars are made up of HRB and the minimum yield point of the brand.
- Q:How are steel rebars handled and stored on construction sites?
- Construction projects that require reinforced concrete structures rely on steel rebars, which are also known as reinforcing bars. Ensuring the quality and safety of these rebars when handling and storing them on construction sites is of utmost importance. Upon delivery to the construction site, the steel rebars must undergo inspection for any signs of damage or corrosion. If any rebars are found to be damaged, they should be discarded as they can compromise the project's structural integrity. Additionally, the rebars should be checked for proper labeling, including grade, size, and other specifications. Mechanical lifting equipment, such as cranes or forklifts, is typically used to handle steel rebars. It is crucial to use appropriate lifting tools to prevent mishandling or accidents that could result in injuries. The rebars should be lifted vertically to avoid bending or distortion. Once lifted, the steel rebars should be stored in a designated area called a rebar yard. This yard should be clean, well-drained, and organized to prevent potential damage or corrosion. The rebars should be stacked horizontally on leveled ground, ensuring they do not come into direct contact with the soil or water to avoid rusting. To prevent the rebars from rolling or falling, they should be securely tied together using binding wires or steel bands. This practice not only helps maintain the order and stability of the stored rebars but also prevents accidental damage by keeping them away from other construction materials, machinery, or equipment. Proper storage also involves protecting the rebars from adverse weather conditions. Waterproof tarpaulins or plastic sheets should be used to cover the rebars, preventing moisture absorption and corrosion. Adequate ventilation is necessary to avoid moisture accumulation, which can lead to rusting. Regular inspections of the stored rebars are crucial to identify any signs of damage or deterioration. If any rebars are found to be damaged or rusty, they should be promptly removed and replaced to preserve the structural integrity of the construction project. In conclusion, the handling and storage of steel rebars on construction sites require careful attention. Suitable lifting equipment should be used during handling, and a clean and organized rebar yard is necessary for storage. Regular inspections and maintenance are essential to ensure the rebars' quality and prevent any compromise to the construction project's structural integrity.
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ASTM A615 deformed steel bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 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
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