Steel Rebar, Deformed Steel Bar, Iron Rods For Construction
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 1000 m.t./month
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deformed steel bar grade 40
material: HRB400, BS4449 GR460B
size: 8-36mmx12m.
short delivery time by bulk or container
deformed steel bar grade 40
material: HRB400, BS4449 GR460B
size: 8-36mmx12m.
short delivery time with bulk or container
packing: Mill standard export packing in bundles/coil, around 2tons/bundle.
country of Origin: China
delivery Time: Within a 35 days
Shipment: by bulk vessel or by container
Leading goods:
section steel:angles,channels,I-beam,H-beam;
coils:cold/hot rolled coils,PPGI,galvanized coils,plate,checkered plate,cutting steel plate,steel strip;
wire rod:steel wire,deformed wire,bar;
pipe:seamless pipe,rectangular pipe,welded pipe,spiral welded pipe,pipe fittings;
stainless steel:steel sheets,stainless steel strips,stainless bar,stainless tube;
special:weathering steel,shipbuilding steel;
construction steel:C-channel,Z-channel,T-bar,high-speed divider plate,corrugated steel plate,steel grating.
Advantage:
We are the spot supplier, Six huge warehouses which can hold 20,000 MT goods.
It makes the cost lower than others,we can provide the competitive price for you.
Delivery time:
Normal sizes can be provided in 7days, the others should be ready in 30---45 days.
Further treatment:
We can offer cutting,painting,drilling holes,bending,threading, welding,galvanization,packing etc.
Security interest:
We have already passed the ISO9001, BV and SGS authentication which makes the quality secured.
If you have the interest in any of the products we can provided, pls don't hesitate to connect with me. Looking forward to cooperate with you.
FAQ of Steel Deformed Bar
1. More than 10 years experience in this industry
2. 100,000 tons exporting per month
3. Professional foreign trade tea
4. OEM&ODM capacity
5. High quality assured & competitive price
6. Try our best to meet your needs & save your budget
7. Very popular in Southeast Asia, Africa, Mid-East and South America etc.
8. VIP membership system, first time customers and long-term cooperation customers can get extra discount on some products.
- Q: What are the different types of corrosion protection coatings for steel rebars?
- There are several types of corrosion protection coatings available for steel rebars, each offering different levels of protection and durability. 1. Epoxy Coatings: Epoxy coatings are one of the most common and effective corrosion protection coatings for steel rebars. They provide a thick, durable barrier that prevents moisture and corrosive substances from reaching the steel surface. Epoxy coatings can be applied by spray, brush, or dip methods and provide excellent adhesion and resistance to chemicals. 2. Zinc Coatings: Zinc coatings, such as hot-dip galvanization or zinc-rich paint, are another popular choice for corrosion protection. These coatings create a sacrificial barrier, where the zinc corrodes instead of the steel rebar. Zinc coatings are highly effective in preventing corrosion, even in harsh environments, and can be applied in various thicknesses depending on the level of protection required. 3. Fusion-Bonded Epoxy (FBE) Coatings: FBE coatings are commonly used in underground or submerged applications. These coatings are applied by heating the steel rebar, which causes the epoxy powder to melt and bond to the surface. FBE coatings provide excellent corrosion resistance and are resistant to chemicals, abrasion, and impact. 4. Polymer Coatings: Polymer coatings, such as polyurethane or polyethylene, are often used in high-temperature environments or where chemical resistance is required. These coatings provide a protective barrier that is resistant to UV radiation, abrasion, and chemicals. Polymer coatings can be applied by spray or dip methods and offer good adhesion to the steel surface. 5. Concrete Coatings: In reinforced concrete structures, the concrete itself can act as a corrosion protection coating for the steel rebars. The high alkalinity of concrete creates a protective layer around the steel, known as the passivating layer, which helps prevent corrosion. Additionally, the use of corrosion inhibitors in the concrete mix can enhance the corrosion protection of steel rebars. It is important to select the appropriate corrosion protection coating based on the specific environmental conditions, intended application, and required durability. Consulting with experts or engineers experienced in corrosion protection can help determine the most suitable coating for steel rebars in a given situation.
- 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 carbon emissions, contributing to greenhouse gas emissions and climate change. Additionally, the extraction of raw materials and the transportation of steel rebars further increase carbon emissions. However, steel rebars provide structural strength and durability, reducing the need for future repairs or replacements. Therefore, while the use of steel rebars does contribute to the carbon footprint, proper construction practices and efficient use of materials can help mitigate their environmental impact.
- Q: How do steel rebars affect the crack width in reinforced concrete?
- Controlling and minimizing crack width in reinforced concrete structures is a crucial role played by steel rebars. Tensile strength is the primary function of steel rebars, as concrete alone is weak in tension. When a load is applied to reinforced concrete, the steel rebars resist the tensile forces and prevent cracks from widening. The presence of steel rebars helps evenly distribute stress and strain throughout the concrete, which confines and limits the width of cracks that may occur due to external loads or shrinkage. The rebars act as reinforcement, inhibiting crack propagation and reducing crack width. This is especially important in structural elements like beams and columns, where crack control is critical to maintaining structural integrity and durability. The crack width in reinforced concrete is also influenced by the diameter, spacing, and arrangement of rebars. Properly designed and placed rebars provide optimal crack control. As the diameter and spacing of rebars decrease, the crack width also decreases. Additionally, using a specific pattern for rebar arrangement, such as a mesh or grid, can further enhance crack control by offering additional resistance to crack propagation. Furthermore, the bond between steel rebars and concrete is essential for crack width control. Adequate bond strength ensures effective stress transfer from rebars to concrete, which limits crack width. Insufficient bond can result in slip between rebars and concrete, allowing cracks to widen. In conclusion, steel rebars have a significant impact on crack width in reinforced concrete by providing tensile strength, distributing stress and strain, confining cracks, and enhancing the bond between steel and concrete. Proper design, placement, and arrangement of rebars are crucial for effective crack control, ultimately improving the overall performance and longevity of reinforced concrete structures.
- Q: Can steel rebars be used in the construction of schools and universities?
- Yes, steel rebars can be used in the construction of schools and universities. Steel rebars are commonly used as reinforcement in concrete structures to provide strength and durability. They help to enhance the structural integrity of the buildings, ensuring they can withstand the loads and stresses imposed on them. Steel rebars are widely used in various construction projects, including schools and universities, to ensure the safety and longevity of the structures.
- Q: What are the safety precautions when working with steel rebars?
- When working with steel rebars, some important safety precautions to follow include wearing proper personal protective equipment such as gloves, safety glasses, and steel-toed boots to protect against potential injuries. It is crucial to handle rebars with care to avoid cuts or punctures, as the sharp edges can be hazardous. Additionally, workers should always be cautious of their surroundings and ensure a clear and organized work area to prevent tripping or falling accidents. Lastly, it is important to follow proper lifting techniques and use appropriate equipment to avoid strain or back injuries.
- Q: How do steel rebars contribute to the overall strength of a structure?
- Steel rebars contribute to the overall strength of a structure by providing reinforcement against tension and compression forces. They are embedded in concrete to enhance its structural integrity and increase its resistance to cracking or collapsing under heavy loads. The rebars help distribute the applied stress more evenly throughout the structure, improving its resistance to bending or shearing. Ultimately, steel rebars significantly enhance the strength, durability, and stability of a structure, making it capable of withstanding various external forces and ensuring its long-term structural integrity.
- Q: What are the different types of steel rebars used in retaining walls?
- There are several types of steel rebars commonly used in retaining walls, including plain round bars, deformed bars, epoxy-coated bars, and galvanized bars. Plain round bars are smooth and typically used in low-load applications. Deformed bars have ribs or indentations that provide better adhesion with the concrete, making them suitable for high-load situations. Epoxy-coated bars have a protective coating that prevents corrosion and are often used in marine or corrosive environments. Galvanized bars are coated with a layer of zinc to enhance their resistance to rust and are commonly employed in areas with high moisture content. The choice of rebar type depends on the specific requirements of the retaining wall project.
- Q: What is the process of cutting steel rebars on-site?
- To ensure precise and accurate cuts, there are several steps involved in cutting steel rebars on-site. Here's a general overview of the process: 1. Measuring and Marking: Start by measuring the required length of the steel rebar using measuring tools like a tape measure. Once the desired length is determined, mark it on the rebar using a chalk line or permanent marker. 2. Prioritizing Safety: Before proceeding with the cutting process, it's essential to prioritize safety. Workers must wear appropriate personal protective equipment (PPE) such as gloves, safety glasses, and steel-toe boots. Additionally, ensure that the work area is clear of any obstacles or hazards. 3. Setting up the Cutting Tools: On-site, there are various cutting tools available for steel rebars like angle grinders with cutting discs, reciprocating saws with metal-cutting blades, or rebar cutters. Follow the manufacturer's instructions to properly set up and secure the chosen tool. 4. Cutting the Rebar: With the cutting tool prepared, securely position the marked section of the rebar on a stable surface. Carefully guide the cutting tool along the marked line, applying consistent pressure to achieve a clean and precise cut. Maintain control of the cutting tool throughout the process to prevent accidents. 5. Inspecting the Cut: After making the cut, it's important to inspect its quality. The cut end should be smooth and free from any burrs or rough edges. Use a file or grinding tool if needed to smoothen any imperfections. 6. Handling and Disposing: Once the steel rebar is cut to the desired length, it can be safely handled and used for its intended purpose. Dispose of any leftover pieces or scraps properly, following local regulations for metal waste disposal. It's important to note that the specific process and tools used for cutting steel rebars on-site may vary depending on the construction site's requirements, available equipment, and safety protocols. Always follow the manufacturer's instructions and consult professionals when performing such tasks.
- Q: How do steel rebars improve the structural integrity of a building?
- Steel rebars improve the structural integrity of a building by reinforcing concrete structures, providing additional strength and stability. The rebars act as a skeleton within the concrete, distributing and transferring loads more effectively, preventing cracks and reducing the risk of collapse.
- Q: How do steel rebars prevent cracks in concrete?
- Steel rebars prevent cracks in concrete by providing reinforcement and increasing the tensile strength of the structure. As concrete is strong in compression but weak in tension, the rebars absorb and distribute the tensile forces throughout the concrete, preventing it from cracking under stress. The combination of steel rebars and concrete creates a composite material that can withstand bending, flexing, and other external loads, thus enhancing the overall durability and longevity of the structure.
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Steel Rebar, Deformed Steel Bar, Iron Rods For Construction
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 1000 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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