55QHG deformed steel bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 m.t.
- Supply Capability:
- 100000 m.t./month
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OKorder is offering high quality 55QHG deformed steel bar for construction 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:
55QHG deformed steel bar for construction are 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 deformed steel bar 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 |
1.Diameter:6mm-32mm
2.Material:BS4449 Grade 460B,ASTM A615 GR60
3.Length:6-12meters
1. Length: 6m-12m as standard.
2. Reputation first, best competitive price, high quality, quotes price promptly and confirm the delivery on time!
3. Application : Used for housing construction.
4. PRICE: Keep lower operating costs so as to offer competitive price for our clients.
5. Minimum Order Quantity: 300 MTS as per size.
6. Invoicing: Actual or Theoretical Weight Basis as buyer’s request.
7. Payment terms: TT payment in advance or irrevocable LC at sight.
8. Delivery time: 25-30 days after we receive your TT payment at sight
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.
- Q:How do steel rebars contribute to the overall seismic performance of a structure?
- Steel rebars contribute to the overall seismic performance of a structure by providing strength, ductility, and reinforcement. They help to absorb and distribute the energy generated during an earthquake, reducing the risk of structural failure. By reinforcing concrete and enhancing its tensile strength, rebars enable the structure to withstand the lateral forces and ground motion caused by seismic activity. This reinforcement increases the overall resilience and safety of the building, minimizing the potential for damage and ensuring the structure's stability during an earthquake.
- Q:How are steel rebars used in road and pavement construction?
- Steel rebars are used in road and pavement construction to reinforce the concrete structures and provide strength and durability to withstand heavy traffic loads and environmental conditions. They are typically placed within the concrete to prevent cracking and enhance the overall structural integrity, ensuring the longevity and stability of the roads and pavements.
- Q:Can steel rebars be recycled after demolition?
- Yes, steel rebars can be recycled after demolition. Steel is one of the most commonly recycled materials in the world due to its durability and recyclability. After a building or structure is demolished, the steel rebars can be extracted and sent to recycling facilities. These facilities use various processes, such as shredding and melting, to separate the steel from other materials and reshape it into new products. Recycling steel rebars not only reduces the amount of waste sent to landfills but also conserves natural resources and helps to lower carbon emissions associated with steel production.
- Q:How are steel rebars measured and labeled?
- Steel rebars are measured and labeled based on their diameter, length, and grade. The diameter is typically measured in millimeters, and rebars can range from 6mm to 50mm in diameter. The length is usually measured in meters or feet, and rebars come in standard lengths such as 6m, 9m, or 12m. The grade refers to the strength and quality of the rebar and is labeled using a number system, such as Grade 40 or Grade 60. Additionally, rebars may also be labeled with relevant certification or marking to ensure compliance with industry standards.
- Q:What are the factors that determine the selection of steel rebars?
- There are several factors that determine the selection of steel rebars for construction projects. One of the most important factors is the required strength and durability of the structure. Different grades of steel rebars have different yield strengths, which indicate the maximum amount of stress the rebar can withstand before it begins to deform. The design of the structure and the load it will bear will determine the required strength of the rebars. Another factor is the corrosion resistance of the rebars. Steel rebars are susceptible to corrosion, especially when exposed to moisture and other environmental factors. In areas with high humidity or near coastal regions, corrosion-resistant rebars may be required to ensure the longevity and structural integrity of the project. The size and shape of the rebars also play a role in their selection. The diameter of the rebar is determined by the structural requirements and the concrete cover thickness. The shape of the rebar, whether it is plain, deformed, or ribbed, also affects its bonding with the surrounding concrete. The availability and cost of the rebars are important factors as well. Some grades or types of steel rebars may be more readily available in certain regions, while others may need to be imported. The cost of the rebars will also influence the selection, as different grades and types may have varying price points. Lastly, the specifications and requirements set by local building codes and regulations must be considered. These codes often dictate the minimum standards for strength, corrosion resistance, and other factors that must be met by the rebars used in construction. Overall, the factors that determine the selection of steel rebars include required strength, corrosion resistance, size and shape, availability and cost, and compliance with local building codes and regulations. By considering these factors, engineers and construction professionals can select the most suitable rebars for their projects to ensure safety, durability, and cost-effectiveness.
- Q:How do steel rebars enhance the structural integrity of a building?
- Steel rebars enhance the structural integrity of a building by providing reinforcement and strength to concrete structures. They prevent cracking, bending, and collapsing under heavy loads, seismic activities, and temperature changes, ensuring the stability and durability of the building.
- Q:What are the common surface patterns for steel rebars?
- Plain, deformed, and ribbed patterns are the common surface patterns for steel rebars. Plain rebars have a smooth surface and no patterns or indentations. They are used in applications where bendability or weldability is important, such as in reinforced concrete structures. On the other hand, deformed rebars have patterns or indentations on their surface, such as ribs, humps, or indentations. These patterns enhance bonding with the surrounding concrete and improve the grip between the rebar and concrete. This ensures better stress transfer and prevents slippage. Deformed rebars are widely used in construction projects, particularly in areas that require high tensile strength and bond strength. Ribbed rebars, a specific type of deformed rebar, have continuous longitudinal ribs along their length. These evenly spaced ribs provide additional anchorage and bond strength with the concrete. Ribbed rebars are commonly used in applications that require a higher level of bond strength, such as in seismic zones or structures subjected to heavy loads. In conclusion, the choice of surface pattern for steel rebars depends on the specific requirements of the construction project and the desired performance characteristics.
- Q:How do steel rebars contribute to the overall seismic resistance of a structure?
- The overall seismic resistance of a structure is significantly enhanced by the presence of steel rebars. When an earthquake happens, the structure is subjected to strong lateral forces and vibrations. If these forces are not properly addressed, the structure may deform or even collapse. To prevent this, reinforcement bars, also known as steel rebars, are utilized to strengthen and stabilize concrete structures. One of the main advantages of steel rebars is their ability to absorb and distribute seismic energy. During an earthquake, the rebars act as a backbone within the concrete, effectively absorbing the seismic forces and preventing excessive deformation of the structure. By distributing the energy throughout the entire structure, the rebars reduce localized stress and prevent concentrated damage. Additionally, steel rebars enhance the ductility of a structure. Ductility refers to a material's ability to deform without breaking. When an earthquake occurs, the ground shakes, causing the structure to sway. Steel rebars improve the ductility of concrete by providing an extra pathway for the energy to dissipate. This allows the structure to absorb and release the seismic energy by deforming in a controlled manner, ensuring its integrity and minimizing damage. Furthermore, steel rebars increase the tensile strength of concrete. While concrete is strong in compression, it is weak in tension. Steel rebars counteract this weakness by providing tensile strength to the structure. When an earthquake happens, the rebars bear the tensile forces and prevent the concrete from cracking or collapsing under tension. This reinforcement ensures that the structure remains stable and resilient during seismic events. In conclusion, steel rebars play a crucial role in enhancing the overall seismic resistance of a structure. They absorb and distribute seismic energy, improve the ductility of concrete, and increase its tensile strength. By including steel rebars in the construction process, the structure becomes capable of withstanding the lateral forces and vibrations caused by earthquakes, reducing the risk of damage or collapse.
- Q:What is the effect of improper storage on the corrosion resistance of steel rebars?
- Improper storage of steel rebars can significantly reduce their corrosion resistance. When exposed to moisture, humidity, or extreme environmental conditions, steel rebars can develop rust and corrosion. This compromises their structural integrity and durability, making them more susceptible to failure and compromising the overall strength of the reinforced concrete structure. Therefore, proper storage conditions, such as keeping rebars dry, protected from moisture and contaminants, and stored off the ground, are crucial to maintaining their corrosion resistance and ensuring their long-term performance.
- Q:What is the impact of steel rebars on the overall durability of a structure?
- Steel rebars have a significant impact on the overall durability of a structure. These reinforced steel bars enhance the structural integrity by providing tensile strength and resisting the forces that can cause cracking or failure. By reinforcing concrete, steel rebars increase the structure's ability to withstand external pressures, such as heavy loads, seismic activity, or weather conditions. This reinforcement ensures long-term durability, stability, and structural soundness, making steel rebars crucial for constructing resilient and long-lasting buildings and infrastructure.
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55QHG deformed steel bar for construction
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 10000 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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