Deformed Bar Hot Rolled High Quality BS4449
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 20000000 m.t./month
OKorder Service Pledge
OKorder Financial Service
You Might Also Like
Specification
Product Description:
OKorder is offering high quality Hot Rolled Steel I-Beams at great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
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
Product Advantages:
OKorder's Steel I-Beams are durable, strong, and resist corrosion, exact size, regular package, chemical and mechanical properties are stable.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Corrosion resistance
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Product Specifications:
Manufacture: Hot rolled
Grade: BS4449
Certificates: ISO, SGS, BV, CIQ
Diameter: 6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm,
22mm,25mm,28mm,32mm,36mm,40mm,50mm
Length: 6M, 9M,12M or as required
Packaging: Export packing, nude packing, bundled
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 | |||||
Theoretical weight and section area of each diameter as below for your information:
Diameter(mm) | Section area (mm²) | Mass(kg/m) | Weight of 12m bar(kg) |
6 | 28.27 | 0.222 | 2.664 |
8 | 50.27 | 0.395 | 4.74 |
10 | 78.54 | 0.617 | 7.404 |
12 | 113.1 | 0.888 | 10.656 |
14 | 153.9 | 1.21 | 14.52 |
16 | 201.1 | 1.58 | 18.96 |
18 | 254.5 | 2.00 | 24 |
20 | 314.2 | 2.47 | 29.64 |
22 | 380.1 | 2.98 | 35.76 |
25 | 490.9 | 3.85 | 46.2 |
28 | 615.8 | 4.83 | 57.96 |
32 | 804.2 | 6.31 | 75.72 |
36 | 1018 | 7.99 | 98.88 |
40 | 1257 | 9.87 | 118.44 |
50 | 1964 | 15.42 | 185.04 |
FAQ:
Q1: Why buy Materials & Equipment from OKorder.com?
A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.
Q2: How do we guarantee the quality of our products?
A2: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.
Q3: How soon can we receive the product after purchase?
A3: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.
- Q:Can steel rebars be used in structures exposed to extreme temperatures?
- Yes, steel rebars can be used in structures exposed to extreme temperatures. Steel has high thermal conductivity, which allows it to transfer heat quickly, minimizing the risk of structural damage due to thermal expansion or contraction. However, it is essential to consider the specific temperature range and the potential impact on the structural integrity of the rebar. In extremely high temperatures, other materials or protective measures may be necessary to ensure the stability and safety of the structure.
- Q:What is the role of steel rebars in the construction of wastewater treatment plants?
- Steel rebars play a crucial role in the construction of wastewater treatment plants as they provide strength and reinforcement to the concrete structures. They are used to reinforce and strengthen the concrete walls, floors, and structures, ensuring the overall stability and durability of the plant. The rebars help to resist the tension and compression forces that the concrete structures are subjected to, especially in a corrosive and harsh wastewater environment. Additionally, they also help to prevent cracks and maintain the structural integrity of the plant, ensuring its long-term functionality and safety.
- Q:Are there any limitations on the maximum spacing between steel rebars in concrete?
- Yes, there are limitations on the maximum spacing between steel rebars in concrete. The maximum spacing is determined by various factors such as the structural requirements, load-bearing capacity, and durability of the concrete structure. It is essential to adhere to the specified spacing guidelines to ensure the strength and integrity of the concrete reinforcement.
- Q:Can steel rebars be bent or shaped?
- Steel rebars have the capability to be bent or shaped. In construction, rebars are frequently employed to enhance concrete structures, and it is customary to bend or shape them in order to meet the project's specific design criteria. Multiple tools and techniques, including manual bending, mechanical bending machines, and hydraulic presses, can be utilized to accomplish the bending or shaping of rebars. The flexibility of steel rebars in terms of bending or shaping facilitates the creation of intricate and tailor-made reinforcement patterns, guaranteeing the concrete structure's ability to withstand the intended loads and stresses.
- Q:What is the role of steel rebars in preventing cracks in concrete structures?
- Steel rebars play a crucial role in preventing cracks in concrete structures by providing reinforcement and enhancing the overall strength and durability of the concrete. When concrete is poured, it is initially strong in compression but weak in tension. This means that concrete can withstand forces that push or compress it, but it is prone to cracking when subjected to pulling or tension forces. To counteract this weakness, steel rebars are embedded within the concrete. These rebars act as a framework, distributing and absorbing tensile forces that would otherwise cause cracks in the concrete. When the concrete experiences tension, the rebars bear the load and help redistribute the forces, preventing cracks from forming or spreading. The steel rebars also enhance the structural integrity of the concrete by increasing its resistance to bending, shear, and other types of stress. This reinforcement is particularly important in large concrete structures such as buildings, bridges, and dams, as it helps to ensure their stability and longevity. Additionally, steel rebars also play a critical role in preventing cracks in concrete due to temperature changes and shrinkage. Concrete tends to expand and contract with temperature fluctuations, and this can lead to cracking if not properly controlled. Steel rebars help to control these movements by providing restraint and minimizing the potential for cracks. Overall, the presence of steel rebars in concrete structures significantly improves their ability to resist cracking. They reinforce the concrete, enhance its tensile strength, and help distribute and control forces that may cause cracks. By effectively preventing cracks, steel rebars contribute to the long-term durability and safety of concrete structures.
- Q:How are steel rebars stored and handled on construction sites?
- Steel rebars, also known as reinforcing bars, are an essential component in construction projects that require reinforced concrete structures. These rebars are typically stored and handled on construction sites in a systematic and organized manner to ensure their safety and efficient use. To begin with, steel rebars are often delivered to construction sites in bundles or bundles tied using wire or binding materials. Once the rebars are unloaded from the delivery truck, they are usually stored in designated areas known as rebar yards or cages. These areas are specifically designed to accommodate the length, size, and weight of the rebars, ensuring they are kept off the ground and protected from moisture, dirt, and any potential damage. In the rebar yard, rebars are commonly stacked horizontally and grouped according to their size, length, and grade. This arrangement facilitates easy identification and accessibility when needed for construction. Additionally, rebars are often separated by spacers or wooden blocks to prevent direct contact between them, reducing the risk of corrosion or tangling. When it comes to handling steel rebars, construction workers must prioritize safety and follow specific guidelines. Personal protective equipment, such as gloves and safety boots, should be worn to prevent injuries and ensure a secure grip on the rebars. In some cases, workers may use lifting equipment, such as cranes or forklifts, to move and transport rebars to different areas of the construction site. During transportation, rebars should be secured properly to prevent any shifting or falling, which could lead to accidents. Workers should also avoid dragging rebars on the ground, as this can cause damage to the bars or deform their shape, compromising their structural integrity. It is crucial to note that steel rebars should be inspected before use to ensure they meet the required specifications and are free from any defects. Rusty or damaged rebars should be discarded or repaired, depending on the severity of the issue. In summary, steel rebars are stored and handled on construction sites with utmost care and attention. Proper storage in designated rebar yards, correct grouping and separation, and adherence to safety guidelines during handling contribute to the successful and efficient use of steel rebars in construction projects.
- Q:How are steel rebars connected together in construction?
- Steel rebars are typically connected together in construction through a process called rebar splicing. This involves overlapping the rebars and tying them together using wire or mechanical connectors. Additionally, couplers or threaded sleeves can be used to join rebars end-to-end, ensuring a strong and continuous reinforcement system.
- Q:What is the process of removing rust from steel rebars?
- The process of removing rust from steel rebars involves several steps. 1. Inspection and assessment: Start by inspecting the extent of rust damage on the steel rebars. Determine whether the rust is superficial or has deeply penetrated the rebar. Assess the overall structural integrity of the rebars. 2. Safety precautions: Before starting the rust removal process, ensure that you are wearing appropriate personal protective equipment (PPE), such as gloves, goggles, and a respirator. This is important to protect yourself from any harmful chemicals or debris generated during the process. 3. Cleaning the surface: Begin by cleaning the surface of the rusted rebars using a wire brush or a grinder with a brush attachment. This helps remove loose rust, dirt, and other debris from the surface. Ensure that the surface is thoroughly cleaned before proceeding further. 4. Chemical treatment: Apply a rust converter or rust remover solution to the rusted areas of the rebar. These solutions typically contain chemicals that react with the rust, converting it into a stable compound or dissolving it entirely. Follow the instructions provided by the manufacturer for the specific product being used. 5. Mechanical removal: If the rust has not completely dissolved or converted after chemical treatment, it might be necessary to use mechanical methods to remove the remaining rust. This can be done by sanding the surface with sandpaper or using a wire brush to scrub off the remaining rust. 6. Rinse and dry: Once the rust has been removed from the steel rebars, rinse the surface thoroughly with clean water to remove any residual chemicals or debris. Allow the rebars to dry completely before any further treatment or application of protective coatings. 7. Prevention and protection: To prevent future rusting, it is essential to apply a protective coating or paint to the steel rebars. This acts as a barrier against moisture and air, which are the primary causes of rust formation. Choose a high-quality rust-resistant primer and paint specifically designed for steel reinforcement bars. It is crucial to note that removing rust from steel rebars is a task that requires expertise and adherence to safety precautions. In some cases, severe rust damage may require professional assistance or even replacement of the affected rebars.
- Q:What are the factors that can cause steel rebars to corrode prematurely?
- There are several factors that can contribute to the premature corrosion of steel rebars. These include exposure to moisture, high levels of chloride ions, carbonation of concrete, inadequate concrete cover, poor quality of concrete or protective coatings, and the presence of other aggressive chemicals such as sulfates or acids. Environmental conditions, such as high humidity, coastal areas, or industrial environments, can also accelerate the corrosion process. Additionally, improper construction practices, such as inadequate compaction or curing of concrete, can lead to the initiation and progression of corrosion in steel rebars.
- Q:What is the average weight of steel rebars per meter?
- The average weight of steel rebars per meter can vary depending on the diameter and type of rebar used. However, on average, a standard 1-meter length of steel rebar weighs around 2.5 to 3 kilograms.
1. Manufacturer Overview |
|
|---|---|
| Location | |
| Year Established | |
| Annual Output Value | |
| Main Markets | |
| Company Certifications | |
2. Manufacturer Certificates |
|
|---|---|
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period | |
3. Manufacturer Capability |
|
|---|---|
| a)Trade Capacity | |
| Nearest Port | |
| Export Percentage | |
| No.of Employees in Trade Department | |
| Language Spoken: | |
| b)Factory Information | |
| Factory Size: | |
| No. of Production Lines | |
| Contract Manufacturing | |
| Product Price Range | |
Send your message to us
Deformed Bar Hot Rolled High Quality BS4449
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 20000000 m.t./month
OKorder Service Pledge
OKorder Financial Service
Similar products
Hot products
Hot Searches
Related keywords
