Steel Deformed Rebar In Coil Small Sizes for Construction
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- Min Order Qty:
- 25 m.t.
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- 10000 m.t./month
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1. Structure of Steel Deformed Rebar In Coil Small Sizes for Construction Description:
Steel deformed rebar in coil small sizes for construction is a beam with an I-shaped cross-section. The horizontal elements of the "I" are known as flanges, while the vertical element is termed the "web". Steel deformed rebar in coil small sizes for construction is usually made of structural steel and is used in construction and civil engineering. The steel deformed rebar in coil small sizes for construction resists shear forces, while the flanges resist most of the bending moment experienced by the beam. Steel deformed rebar in coil small sizes for construction theory shows that the I-shaped section is a very efficient form for carrying both bending and shears loads in the plane of the web.
2. Main Features of Steel Deformed Rebar In Coil Small Sizes for Construction:
• Grade: Q235
• Type: Mild carbon steel
• Deflection: The stiffness of the I-beam will be chosen to minimize deformation
• Vibration: The stiffness and mass are chosen to prevent unacceptable vibrations, particularly in settings sensitive to vibrations, such as offices and libraries.
• Local yield: Caused by concentrated loads, such as at the beam's point of support.
3. Steel Deformed Rebar In Coil Small Sizes for Construction Images:
4. Steel Deformed Rebar In Coil Small Sizes for Construction Specification:
Mechanical Properties | Grade | Steel diameter（mm） | |||
≤16 | 16~40 | 40~60 | 60~100 | ||
Yield Point Δs/MPa | Q195 | ≥195 | ≥185 | - | - |
Q235 | 235 | 225 | 215 | 205 | |
Tensile Strength | Q195 | 315~390 | |||
Q235 | 375~500 | ||||
Elongation δ5% | Q195 | ≥33 | ≥32 | - | - |
Q235 | 26 | 25 | 24 | 23 | |
5. FAQ
We have organized several common questions for our clients，may help you sincerely:
①Is this product same as W beam？
In the United States, the most commonly mentioned I-beam is the wide-flange (W) shape. These beams have flanges in which the planes are nearly parallel. Other I-beams include American Standard (designated S) shapes, in which flange surfaces are not parallel, and H-piles (designated HP), which are typically used as pile foundations. Wide-flange shapes are available in grade ASTM A992,[4] which has generally replaced the older ASTM grades A572 and A36.
②How to inspect the quality？
We have a professional inspection group which belongs to our company. We resolutely put an end to unqualified products flowing into the market. At the same time, we will provide necessary follow-up service assurance.
③Is there any advantage about this kind of product?
Steel I beam bar IPE has a reduced capacity in the transverse direction, and is also inefficient in carrying torsion, for which hollow structural sections are often preferred.
- Q:What is the impact of steel rebars on the overall carbon footprint of a building?
- Steel rebars have a significant impact on the overall carbon footprint of a building. The production of steel involves high energy consumption and releases a substantial amount of greenhouse gas emissions, primarily carbon dioxide. The extraction and processing of iron ore, as well as the manufacturing and transportation of steel rebars, contribute to the carbon footprint of a building. The carbon footprint of steel rebars is further influenced by the extent of the rebar usage in the building. The more steel rebars used, the higher the carbon footprint will be. The size and complexity of the structure, as well as the specific design requirements, will determine the quantity of steel rebars needed. However, it is important to note that steel rebars are an essential component of reinforced concrete, which is widely used in construction due to its strength and durability. Reinforced concrete provides structural integrity and ensures the safety and longevity of a building. So, while steel rebars contribute to the carbon footprint, they also play a crucial role in constructing safe and resilient structures. To mitigate the carbon footprint associated with steel rebars, several strategies can be employed. One approach is to use 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. Moreover, alternative materials such as fiber-reinforced polymers (FRPs) are being developed as substitutes for steel rebars. FRPs have lower carbon footprints, as they are made from materials such as 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 increase their viability as a mainstream alternative. In conclusion, steel rebars have a notable impact on the overall carbon footprint of a building due to the energy-intensive production process and emissions associated with their extraction, manufacturing, and transportation. However, their crucial role in providing structural integrity and durability must be considered. Efforts to reduce the carbon footprint of steel rebars include using recycled materials, optimizing designs, and exploring alternative materials such as FRPs. Ultimately, a holistic 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:Can steel rebars be used in seawater desalination plants?
- Steel rebars are indeed applicable in seawater desalination plants; however, careful consideration must be given to the potential impact of corrosion caused by the high salt concentration in seawater. To address this concern, several measures can be adopted. One popular approach involves employing corrosion-resistant alloys like stainless steel rebars or epoxy-coated rebars to shield against the corrosive effects of saltwater. Furthermore, regular maintenance and monitoring are essential for averting and detecting any corrosion-related problems. In conclusion, although steel rebars can be utilized in seawater desalination plants, it is imperative to incorporate corrosion protection strategies to ensure their durability and structural soundness.
- Q:What are the different methods of joining steel rebars?
- Some different methods of joining steel rebars include overlap splicing, mechanical couplers, welded splices, and threaded splices. These methods ensure a strong and reliable connection between the rebars, which is essential for reinforcing concrete structures.
- Q:Are steel rebars recyclable?
- Yes, steel rebars are recyclable. Steel is a highly recyclable material, and steel rebars can be easily melted down and reprocessed to be used in the production of new steel products. Recycling steel rebars not only helps conserve natural resources but also reduces the environmental impact associated with the extraction and manufacturing of new steel.
- Q:How are steel rebars protected from moisture during storage?
- Steel rebars are typically protected from moisture during storage by using waterproof covers or tarps, storing them in dry and well-ventilated areas, and applying a protective coating such as rust inhibitors or oil.
- Q:Can steel rebars be used in railway construction?
- Yes, steel rebars can be used in railway construction. Steel rebars are commonly used as reinforcement in concrete structures, including railway bridges, tunnels, and track foundations, to enhance their strength and durability.
- Q:What are the guidelines for the proper anchoring of steel rebars in columns?
- The guidelines for the proper anchoring of steel rebars in columns are essential to ensure the structural integrity and safety of the reinforced concrete structure. These guidelines are typically based on industry standards and codes, such as the American Concrete Institute (ACI) Building Code Requirements for Structural Concrete (ACI 318). 1. Lap Length: The lap length is the minimum distance required for the overlapping of rebars to provide sufficient bond strength. It is determined based on the rebar diameter, grade, concrete strength, and design requirements. The ACI 318 provides specific formulas and tables to calculate the required lap length. 2. Embedment Length: The embedment length refers to the portion of the rebar that is embedded within the concrete column. It is important to achieve adequate embedment to transfer the applied loads effectively. The embedment length is determined based on factors such as rebar diameter, grade, and the compressive strength of concrete. 3. Development Length: The development length is the minimum length of rebar required beyond the point of critical section to develop its full tensile or compressive strength. It ensures that the rebar can resist the applied loads and prevent premature failure. The ACI 318 provides formulas to calculate the development length based on rebar diameter, grade, concrete strength, and design requirements. 4. Concrete Cover: The concrete cover refers to the thickness of concrete between the external surface of the rebar and the outer surface of the column. It provides protection against corrosion, fire, and other environmental factors. The required concrete cover is determined by considering factors such as rebar diameter, grade, exposure conditions, and design requirements. The ACI 318 provides minimum cover requirements for different rebar sizes and exposure conditions. 5. Spacing and Positioning: The rebars should be properly spaced and positioned within the column to ensure uniform load distribution and effective reinforcement. The spacing is determined based on the column dimensions, rebar diameter, and design requirements. Additionally, the rebars should be properly aligned and centered within the column to provide the intended structural strength. 6. Mechanical Anchorage: In some cases, mechanical anchorage devices, such as rebar couplers or headed bars, are used to improve the anchoring of rebars in columns. These devices provide enhanced load transfer and prevent slippage between rebars. The selection and installation of mechanical anchorage should comply with the manufacturer's recommendations and relevant standards. 7. Quality Control and Inspection: It is crucial to implement proper quality control and inspection procedures during the installation of rebars in columns. This includes verifying the dimensions, lap lengths, embedment lengths, development lengths, concrete cover, spacing, and positioning of the rebars. Regular inspections and non-destructive testing techniques, such as ultrasonic or radiographic testing, can be employed to ensure compliance with the guidelines and detect any defects or deviations. It is important to note that these guidelines may vary depending on the specific design requirements, local building codes, and structural considerations. Therefore, it is recommended to consult the relevant standards and seek professional advice from structural engineers or experts to ensure proper anchorage of steel rebars in columns.
- Q:What is the maximum length of straight steel rebars available in the market?
- The maximum length of straight steel rebars available in the market can vary depending on the specific supplier and region. However, common lengths range from 6 meters (20 feet) to 12 meters (40 feet).
- Q:Can steel rebars be used in cold weather construction?
- Yes, steel rebars can be used in cold weather construction. However, it is important to take certain precautions and follow specific guidelines to ensure their effectiveness. For instance, rebars should be properly stored and protected from moisture to prevent rusting. Additionally, concrete should be mixed and cured at appropriate temperatures to prevent cracking or weakening of the rebars. Overall, with proper planning and execution, steel rebars can be successfully utilized in cold weather construction projects.
- Q:How are steel rebars connected to each other in a reinforced concrete structure?
- Steel rebars are typically connected to each other in a reinforced concrete structure through a process called rebar splicing. This involves overlapping the rebars and securing them together using mechanical couplers, welding, or by using threaded connections. These connections ensure that the rebars work together to provide the necessary strength and stability to the structure.
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Steel Deformed Rebar In Coil Small Sizes for Construction
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 10000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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