HoT Rolled Deformed D-BAR SD400 HRB400
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 50000 m.t./month
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Product Description:
OKorder is offering HoT Rolled Deformed D-BAR SD400 HRB400 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:
HoT Rolled Deformed D-BAR SD400 HRB400are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.
Product Advantages:
OKorder's HoT Rolled Deformed D-BAR SD400 HRB400 are durable, strong, and resist corrosion.
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:
Standard | GB | HRB400 | |
Diameter | 6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm, 22mm,25mm,28mm,32mm,36mm,40mm,50mm | ||
Length | 6M, 9M,12M or as required | ||
Place of origin | Hebei, China mainland | ||
Advantages | exact size, regular package, chemical and mechanical properties are stable. | ||
Type | Hot rolled deformed steel bar | ||
Brand name | DRAGON | ||
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 |
Usage and Applications of HRB400 Deformed Steel Bar:
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..
Packaging & Delivery of HRB400 Deformed Steel Bar:
Packaging Detail: products are packed in bundle and then shipped by container or bulk vessel, deformed bar is usually naked strapping delivery, when storing, please pay attention to moisture proof. The performance of rust will produce adverse effect.
Each bundle weight: 2-3MT, or as required
Payment term: TT or L/C
Delivery Detail: within 45 days after received advanced payment or LC.
Label: to be specified by customer, generally, each bundle has 1-2 labels
Trade terms: FOB, CFR, CIF
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.
Images:
- Q: What is the process of reinforcing concrete walls with steel rebars?
- The process of reinforcing concrete walls with steel rebars involves several steps to ensure the strength and integrity of the structure. Firstly, the design and layout of the rebars is determined by engineers based on the specific requirements of the wall. This includes the diameter, spacing, and placement of the rebars. Once the design is finalized, the construction of the concrete wall begins. The rebars are typically placed in a grid-like pattern within the formwork or molds. They are positioned at predetermined intervals and secured in place using wire ties or other fastening methods. During the pouring of the concrete, the rebars are completely encased within the mixture. This ensures that the concrete and steel work together to resist tension forces and provide added strength to the wall. After the concrete has been poured and cured, the rebars become an integral part of the structure. They act as a reinforcement by absorbing and distributing the tensile forces that may occur due to external loads or environmental factors. In addition to the initial reinforcement, construction workers may also install vertical rebars along the height of the wall, commonly known as wall ties. These rebars provide further stability and prevent the wall from cracking or collapsing under pressure. Overall, the process of reinforcing concrete walls with steel rebars involves careful planning, precise placement, and proper integration between the rebars and the concrete. This reinforcement technique significantly increases the strength and durability of the walls, making them capable of withstanding greater loads and ensuring the safety of the structure.
- Q: How are steel rebars protected against corrosion?
- Steel rebars are protected against corrosion through various methods, such as applying protective coatings, using corrosion inhibitors, and employing cathodic protection systems. These measures help prevent the contact of rebars with moisture and oxygen, which are the main contributors to corrosion.
- Q: What is the role of steel rebars in reinforced concrete walls?
- The role of steel rebars in reinforced concrete walls is to provide additional strength and structural integrity to the concrete. The rebars act as reinforcement by absorbing and distributing tensile forces, which concrete alone is not able to withstand effectively. This helps prevent cracks and failure in the walls, ensuring their durability and ability to withstand various loads and stresses.
- 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.
- Q: How do steel rebars affect the seismic performance of a structure?
- Steel rebars have a significant impact on the seismic performance of a structure. The primary role of steel rebars is to reinforce concrete and enhance its strength and ductility. This reinforcement plays a crucial role in mitigating the damaging effects of seismic activity. During an earthquake, a structure experiences various forces, such as lateral forces, shear forces, and bending moments. These forces can cause the structure to deform, crack, or even collapse. However, steel rebars provide resistance against these forces and help maintain the integrity of the structure. The presence of steel rebars increases the tensile strength of concrete, which is otherwise weak in tension. This enhanced tensile strength allows the structure to better withstand the lateral movement induced by seismic waves. By distributing the forces more evenly, the rebars help to reduce the formation and propagation of cracks, limiting the potential for structural failure. Moreover, steel rebars increase the ductility of the structure. Ductility refers to the ability of a material to undergo deformation without breaking. During an earthquake, the ground shaking can cause the structure to deform and oscillate. Steel rebars allow the structure to absorb and dissipate energy, reducing the likelihood of sudden failure. This ductile behavior is crucial in earthquake-prone regions as it provides warning signs of potential structural distress, allowing occupants to evacuate safely. Furthermore, steel rebars can be strategically placed in critical areas of a structure, such as the beam-column joints, which are highly vulnerable during seismic events. The proper detailing and configuration of rebars in these areas can significantly improve the seismic performance by strengthening the connections and preventing premature failure. In summary, steel rebars play a crucial role in enhancing the seismic performance of a structure. They increase the tensile strength of concrete, improve ductility, reduce crack formation, and strengthen critical areas. These factors collectively contribute to a more resilient structure that can better withstand and absorb the forces generated during an earthquake, ultimately ensuring the safety and stability of the building and its occupants.
- Q: What is the role of steel rebars in the construction of high-rise buildings?
- Steel rebars play a crucial role in the construction of high-rise buildings as they provide reinforcement and strength to the concrete structures. By distributing the load and enhancing the structural integrity, rebars ensure that the building can withstand various forces such as wind, earthquakes, and the weight of the structure itself. Additionally, rebars help prevent cracks and improve durability, making them essential for constructing safe and long-lasting high-rise buildings.
- Q: What are the guidelines for storing steel rebars on a construction site?
- To ensure safety and maintain the quality of steel rebars stored on a construction site, it is important to follow several guidelines. Here are some key recommendations: 1. Choose a designated area on the construction site that is flat, clean, and well-drained for storing the rebars. Avoid areas that are prone to flooding or excessive moisture. 2. Elevate the rebars above the ground using wooden or concrete blocks to prevent direct contact with soil or water. This will help prevent rusting and corrosion. 3. Stack the rebars in a stable manner, aligning them vertically and horizontally to maintain their shape and prevent bending or warping. Use spacers or crates between layers to ensure proper spacing and prevent entanglement. 4. Protect the rebars from the elements by covering them with a waterproof tarp or plastic sheet. This will shield them from rain, snow, or excessive sunlight and prevent rusting and degradation. 5. Store different sizes and types of rebars separately to avoid mixing or confusion during construction. Clearly label and mark each stack to identify the type, size, and grade of the rebars. 6. Organize the rebars in a logical manner to provide easy access for construction workers. Place smaller rebars on top for easy retrieval and avoid storing heavier rebars on top of lighter ones to prevent damage. 7. Take safety precautions by maintaining a safe distance between the rebars and any heavy machinery or equipment to minimize the risk of accidents. Secure the rebars properly to prevent them from falling or causing injury. 8. Regularly inspect the rebars for any signs of damage, rust, or corrosion. Replace or repair any compromised rebars to avoid compromising the structural integrity of the construction project. By following these guidelines, construction sites can ensure the proper storage of steel rebars, promoting safety, efficiency, and the longevity of the rebars.
- Q: Are steel rebars suitable for reinforcement in theme parks and amusement centers?
- Yes, steel rebars are suitable for reinforcement in theme parks and amusement centers. Steel rebars offer high strength and durability, making them ideal for heavily loaded structures and areas with high foot traffic. They can effectively enhance the structural integrity and ensure the safety of buildings and rides in theme parks and amusement centers.
- Q: What are the different shapes and profiles of steel rebars?
- Steel rebars are available in various shapes and profiles, including round, square, and deformed. Round rebars have a circular cross-section and are commonly used in general construction projects. Square rebars have a square cross-section and are often used for specific applications that require additional strength and stability. Deformed rebars have ridges or deformations on their surface, which provide enhanced bonding with concrete and are commonly used in reinforced concrete structures to improve load-bearing capacity and prevent slippage.
- Q: What are the guidelines for proper tying of steel rebars in concrete structures?
- The guidelines for the proper tying of steel rebars in concrete structures are crucial to ensure the structural integrity and durability of the construction. Here are some important guidelines to follow: 1. Rebar Placement: Prior to tying, ensure that the rebars are accurately positioned as per the structural drawings and design specifications. The rebars should be placed at the designated locations, depths, and with proper spacing to provide the required strength and reinforcement. 2. Tying Tools: Use appropriate tools such as pliers or rebar tying machines to ensure proper and secure tying. The tools should be in good condition and suitable for the size and type of rebars being used. 3. Tying Technique: Adopt a consistent and efficient tying technique. Start by securely holding the rebars together at the intersection point. Wrap the tie wire around both rebars multiple times, ensuring tight and firm connections. The tie wire should be properly twisted and cut neatly to avoid any protrusions. 4. Tie Wire Selection: Use high-quality tie wires with sufficient strength to withstand the tension and load requirements. The tie wire should be corrosion-resistant, typically made of galvanized steel or stainless steel, to prevent rusting and deterioration over time. 5. Tying Spacing: Follow the specified tying spacing as per the design requirements. Adequate spacing between ties helps maintain the rebars in their designated positions and prevents any displacement during concrete pouring and subsequent curing. 6. Tying Quantity: Tie rebars at appropriate intervals to ensure sufficient connection and reinforcement. The number of ties required will depend on the size, shape, and length of the rebars used, as well as the structural design specifications. 7. Tying Consistency: Maintain consistency in tying throughout the entire concrete structure. Uneven or inconsistent tying can lead to weak points, reduced reinforcement, and compromised structural integrity. 8. Tying Safety: Always prioritize safety during the tying process. Wear appropriate personal protective equipment (PPE) such as gloves and safety glasses to protect against injuries. Take precautions to avoid tripping hazards and ensure a safe working environment. 9. Inspection and Quality Control: Regularly inspect the tied rebars to ensure compliance with design specifications and quality standards. Conduct visual inspections and perform pull tests to assess the strength and effectiveness of the ties. 10. Compliance with Codes and Standards: Adhere to local building codes, industry standards, and engineering guidelines specific to your region. These codes provide essential requirements for rebar tying, ensuring the durability and safety of the concrete structure. By following these guidelines, construction professionals can ensure the proper tying of steel rebars in concrete structures, improving their strength, stability, and longevity.
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HoT Rolled Deformed D-BAR SD400 HRB400
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 50 m.t.
- Supply Capability:
- 50000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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