Deformed Bar HRB335 HRB400 Hot Rolled High Quality 6mm-50mm
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Product Description:
OKorder is offering Deformed Bar HRB335 HRB400 Hot Rolled High Quality 6mm-50mmat 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 Deformed Bar HRB335 HRB400 Hot Rolled High Quality 6mm-50mm 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:How do steel rebars bond with concrete?
- Steel rebars bond with concrete through a process called mechanical interlocking, where the rough surface of rebars provides a strong grip with the concrete. Additionally, during the curing process, a chemical reaction occurs between the alkaline environment of concrete and the iron surface of the rebars, forming a layer of iron oxide that further enhances the bond strength.
- Q:Can steel rebars be used in bridge expansion joint construction?
- No, steel rebars cannot be used in bridge expansion joint construction. Expansion joints require flexible materials that can accommodate movement and prevent cracks or damage. Steel rebars are rigid and do not possess the necessary flexibility for such applications.
- Q:What are the different types of steel coatings used on rebars?
- There are several types of steel coatings used on rebars, including epoxy coatings, zinc coatings, and galvanized coatings. Epoxy coatings provide corrosion resistance and can be used in both indoor and outdoor applications. Zinc coatings, such as zinc-rich paint or zinc thermal spray, provide sacrificial protection against corrosion. Galvanized coatings involve immersing the rebar in molten zinc, providing long-lasting corrosion resistance.
- Q:Why can not the finish thread steel be welded?
- Finish rolling thread steel can be directly connected with sleeve, and do not use wire; you want to weld can also, it is estimated that the user does not require welding, welding prone to appear strong phenomenon. If welding is used, buy the finish steel, which is more expensive than the other threads of the performance.
- Q:What is the difference between steel rebars and steel mesh?
- Steel rebars and steel mesh are both widely used in construction as reinforcement materials, but they differ in their shape and application. Rebars are long, cylindrical bars that are typically used to reinforce concrete structures, such as beams, columns, and slabs. They are placed in a grid-like pattern and provide tensile strength to the concrete, preventing it from cracking under pressure. On the other hand, steel mesh consists of interconnected wires that form a grid or sheet-like pattern. It is commonly used in applications such as concrete pavements, sidewalks, and walls. Steel mesh provides both tensile and shear strength to the concrete, distributing the load more evenly and reducing the risk of cracking. In summary, rebars are used for localized reinforcement in specific areas, while mesh provides overall reinforcement across larger surfaces.
- Q:How are steel rebars handled and installed in congested reinforcement areas?
- Steel rebars are handled and installed in congested reinforcement areas by using specialized equipment and techniques. This typically involves carefully planning and coordinating the placement of rebars to ensure they fit within the limited space available. Additionally, smaller rebars may be used, and alternative methods such as pre-fabricated cages or splicing techniques may be employed to optimize the installation process. Overall, a combination of precise planning, skilled labor, and innovative approaches is necessary to handle and install steel rebars in congested reinforcement areas.
- Q:What are the dimensions and sizes of steel rebars?
- Steel rebars, also known as reinforcing bars, come in various dimensions and sizes to suit different construction needs. The most common sizes of steel rebars are typically between 6 to 40 millimeters in diameter, with the most frequently used sizes being 10, 12, 16, 20, and 25 millimeters. The length of steel rebars can vary depending on the project requirements, but they are commonly available in lengths ranging from 6 to 18 meters.
- Q:What are the safety measures to consider while handling steel rebars?
- To minimize the risk of accidents or injuries when working with steel rebars, it is important to consider several safety measures: 1. Personal Protective Equipment (PPE): Always wear the necessary PPE, such as safety glasses, steel-toe boots, gloves, and a hard hat. These items will protect you from potential hazards like falling rebars, sharp edges, or flying debris. 2. Proper Lifting Techniques: Use proper lifting techniques to avoid straining your back or causing injury. Bend your knees, keep your back straight, and lift with your leg muscles instead of your back. 3. Secure Storage: Store steel rebars in a secure and organized manner to prevent them from falling or rolling onto someone. Stack them stably and use support structures if needed. 4. Communication and Signage: Maintain clear communication among workers involved in rebars handling. Use hand signals or verbal cues to prevent accidents. Additionally, place safety signs or warning labels in the area to indicate potential hazards or restricted access. 5. Appropriate Tools and Equipment: Use tools and equipment specifically designed for handling steel rebars. This may include lifting clamps, rebars benders, or cutting tools. Regularly inspect and maintain these tools to ensure proper functioning. 6. Inspection and Removal of Defective Rebars: Before using steel rebars, inspect them for defects such as cracks, rust, or damage. Remove and replace any defective rebars to ensure the structural integrity. 7. Secure Work Area: Keep the work area clean and free from clutter to prevent tripping hazards and allow for easy maneuvering. Ensure sufficient lighting and remove any obstacles or potential hazards. 8. Training and Supervision: Provide proper training to workers involved in rebars handling, ensuring they are aware of safety protocols and best practices. Regularly supervise their work to identify unsafe practices and provide guidance or corrective actions. By following these safety measures, the risk of accidents and injuries when handling steel rebars can be significantly reduced, resulting in a safer work environment.
- Q:What are the common grades of steel rebars?
- The common grades of steel rebars are typically categorized by their yield strength, which is the amount of force required to deform or bend the steel. The most common grades of steel rebars include Grade 40, Grade 60, and Grade 75. Grade 40 steel rebars have a minimum yield strength of 40,000 pounds per square inch (psi) and are commonly used in general construction projects where moderate strength is required. Grade 60 steel rebars have a minimum yield strength of 60,000 psi and are widely used in reinforced concrete structures such as bridges, buildings, and highways. They offer higher strength and durability compared to Grade 40 rebars, making them suitable for heavy-duty applications. Grade 75 steel rebars have a minimum yield strength of 75,000 psi and are commonly used in high-rise buildings, dams, and other structures that require exceptional strength and load-bearing capacity. These rebars provide the highest level of strength and are specifically designed for structures exposed to extreme conditions or heavy loads. It is important to note that the specific grade of steel rebars required for a particular project is determined by structural engineers and is based on factors such as the expected loads, environmental conditions, and design specifications.
- Q:Are steel rebars suitable for use in foundation structures?
- Yes, steel rebars are suitable for use in foundation structures. They provide strength and reinforcement to concrete, enhancing its load-bearing capacity and durability. Steel rebars are commonly used in foundation construction due to their high tensile strength and ability to withstand heavy loads and stress.
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Deformed Bar HRB335 HRB400 Hot Rolled High Quality 6mm-50mm
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- -
- Supply Capability:
- -
OKorder Service Pledge
OKorder Financial Service
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