Steel Cold Rolled Deformed Bar
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Chemical Composition: (Please kindly find our chemistry of our material based on HRB500 as below for your information)
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 | |||||
Cold Rolled Techniques
Yield Point: 545-565mpa
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.
- Q:Can steel rebars be used in architectural detailing?
- Yes, steel rebars can be used in architectural detailing. They are commonly used in reinforced concrete structures to provide strength and stability. Rebars can be shaped and arranged to create intricate architectural features and provide structural support where needed.
- Q:What are steel rebars made of?
- Steel rebars are made of carbon steel, which is an alloy of iron and carbon.
- Q:What is the effect of carbon content on the strength of steel rebars?
- The carbon content in steel rebars has a significant effect on their strength. Generally, a higher carbon content increases the strength of the steel rebars. This is because carbon atoms strengthen the iron lattice structure in the steel, making it harder and more resistant to deformation or breaking under stress. However, excessively high carbon content can lead to brittleness, reducing the overall toughness and ductility of the rebars. Therefore, finding the right balance of carbon content is crucial to ensure optimal strength and structural integrity of steel rebars.
- Q:Is thread steel rod or wire?
- Thread steel can be called wire or steel bar. The customary name is called "bar" whose diameter is more than 12 millimeters. It is called wire rod whose diameter is less than 12 millimeters.
- Q:How do steel rebars affect the overall cost of maintenance in a structure?
- Steel rebars can have a significant impact on the overall cost of maintenance in a structure. Firstly, the use of steel rebars enhances the structural integrity and strength of the building, reducing the likelihood of structural failures or damages. This, in turn, lowers the maintenance costs associated with repairs and replacements. Additionally, steel rebars have excellent corrosion resistance, which minimizes the need for frequent maintenance to address rust or degradation. Lastly, the durability and longevity of steel rebars extend the lifespan of the structure, reducing the frequency of maintenance interventions and ultimately decreasing the overall maintenance costs.
- Q:What is the recommended minimum cover for steel rebars in concrete?
- The recommended minimum cover for steel rebars in concrete is typically around 1.5 inches (or 40 millimeters). However, specific construction codes and design requirements may vary depending on factors such as environmental conditions, structural considerations, and the intended use of the concrete. It is always advisable to consult the relevant building codes or consult with a structural engineer for the appropriate minimum cover requirements for a particular project.
- Q:Can steel rebars be used in residential construction?
- Yes, steel rebars can be used in residential construction. They are commonly used to reinforce concrete foundations, walls, slabs, and other structural elements in residential buildings to enhance their strength and durability.
- Q:What are the precautions to be taken while welding steel rebars?
- To ensure safe and effective welding of steel rebars, there are several precautions that should be taken: 1. It is important to work in a well-ventilated area or use exhaust systems to remove harmful fumes and gases generated during welding. This helps maintain a safe breathing environment. 2. Welders should always wear appropriate personal protective equipment (PPE) such as a welding helmet or face shield, safety glasses, welding gloves, flame-resistant clothing, and steel-toed boots. This protective gear minimizes the risk of burns, eye injuries, and other physical hazards. 3. Fire prevention is crucial. Before starting the welding process, ensure that the work area is free of flammable materials and have a fire extinguisher nearby. It is also advisable to have a fire watch person present to monitor for potential fire hazards. 4. Proper grounding is essential to prevent electrical shocks. Ensure that the welding machine is correctly grounded and the workpiece is connected to a reliable grounding point. 5. Clean the surface of the rebars before welding. Remove any oils, grease, dirt, or rust using a wire brush or grinder, as these contaminants can affect the weld's quality. 6. Employing the correct welding technique is crucial for strong and reliable welds. Follow recommended welding parameters, such as current, voltage, and electrode diameter, and maintain a steady hand and consistent travel speed to prevent weld defects. 7. It is important to have proper training and experience when working with steel rebars. Ensure the welder is skilled and knowledgeable in this area to minimize errors and meet required standards and specifications. By adhering to these precautions, welders can significantly reduce the risk of accidents, injuries, and subpar weld quality when working with steel rebars.
- Q:How do steel rebars affect the overall sustainability of a structure?
- Steel rebars have a significant impact on the overall sustainability of a structure. Firstly, the use of steel rebars contributes to the strength and durability of the building, ensuring its longevity and reducing the need for frequent repairs or replacements. This leads to a reduction in the consumption of raw materials and energy required for construction, making the structure more sustainable. Additionally, steel rebars help improve the structural integrity of a building, making it more resistant to natural disasters such as earthquakes and hurricanes. By enhancing the safety and resilience of the structure, steel rebars minimize the potential for damage and loss, which in turn reduces the environmental impact associated with reconstruction and waste generation. Furthermore, steel rebars can be recycled at the end of a building's life cycle. Steel is highly recyclable, and reusing steel rebars significantly reduces the demand for virgin steel production and the associated carbon emissions. Recycling steel also conserves natural resources and reduces landfill waste, making it a more sustainable option than using other materials. Moreover, the use of steel rebars in structures allows for greater design flexibility and adaptability. This means that buildings can be easily modified or repurposed, reducing the need for demolition and reconstruction. The ability to repurpose existing structures reduces waste and energy consumption, contributing to the overall sustainability of the built environment. In summary, steel rebars positively impact the overall sustainability of a structure through their durability, strength, and recyclability. By enhancing the longevity, safety, and adaptability of a building, steel rebars reduce the environmental impact associated with construction, maintenance, and demolition.
- Q:How do steel rebars affect the structural capacity of concrete beams and columns?
- Steel rebars greatly enhance the structural capacity of concrete beams and columns. By reinforcing the concrete, rebars increase its tensile strength, allowing it to withstand greater loads and prevent cracking or failure. The combination of steel rebars and concrete creates a more robust and durable structure, ensuring its ability to bear heavy loads and withstand external forces.
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Steel Cold Rolled Deformed Bar
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT OR LC
- Min Order Qty:
- -
- Supply Capability:
- -
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