Hot Rolled Deformed Bar ou Reinforcement Bar ASTM A615 6mm-50mm
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 100000 m.t./month
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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: What makes stainless steel stainless?
A2: Stainless steel must contain at least 10.5 % chromium. It is this element that reacts with the oxygen in the air to form a complex chrome-oxide surface layer that is invisible but strong enough to prevent further oxygen from "staining" (rusting) the surface. Higher levels of chromium and the addition of other alloying elements such as nickel and molybdenum enhance this surface layer and improve the corrosion resistance of the stainless material.
Q3: Can stainless steel rust?
A3: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.
- 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 structural reinforcement to the concrete used in the plant's foundations, walls, and other structural components. This reinforcement ensures the structural integrity of the plant, enabling it to withstand the heavy loads and harsh environmental conditions associated with wastewater treatment operations. Additionally, steel rebars help prevent cracking and improve the overall durability and longevity of the wastewater treatment plant.
- Q: What is the difference between mild steel rebars and high-strength steel rebars?
- Construction utilizes two distinct types of reinforcement bars: mild steel rebars and high-strength steel rebars. The primary disparity between the two lies in their composition and mechanical attributes. Mild steel rebars, also recognized as low carbon steel rebars, are fashioned from steel with a relatively low carbon content. Typically, their carbon content ranges from 0.15% to 0.30%. These rebars are generally employed in standard construction projects where the concrete structure does not necessitate substantial tensile strength. Mild steel rebars possess a lower yield strength and ultimate tensile strength compared to high-strength steel rebars. Conversely, high-strength steel rebars, also referred to as high tensile strength rebars or HSD bars, are created from steel with a higher carbon content, typically ranging from 0.40% to 0.60%. These rebars are specially designed to proffer superior strength, endurance, and load-bearing capacity. High-strength steel rebars exhibit significantly higher yield strength and ultimate tensile strength compared to mild steel rebars. Consequently, they are suitable for employment in critical structures necessitating high load-bearing capacity, such as bridges, high-rise buildings, and industrial structures. Another noteworthy contrast between mild steel rebars and high-strength steel rebars lies in their ductility. Mild steel rebars possess enhanced ductility, signifying they can withstand more deformation before failure. This characteristic allows mild steel rebars to absorb more energy during seismic events or other dynamic loads, rendering them fitting for deployment in seismic zones. Conversely, high-strength steel rebars possess lower ductility but higher stiffness and strength, rendering them more resistant to extreme loads and providing enhanced structural integrity. It is crucial to acknowledge that while high-strength steel rebars offer superior strength and load-bearing capacity, they also incur higher costs compared to mild steel rebars. Hence, the selection between these two types of rebars hinges on the specific requisites of the construction project, encompassing the structural design, load conditions, and budgetary limitations.
- Q: How long do steel rebars typically last in construction?
- Steel rebars typically last for the lifespan of the structure they are used in, which can range from 50 to 100 years or more, depending on factors such as environmental conditions, maintenance, and quality of the rebar.
- Q: How do steel rebars resist corrosion?
- Steel rebars resist corrosion through a process called passivation. When the steel is exposed to air and moisture, a thin layer of iron oxide forms on its surface, which acts as a protective barrier against further corrosion. This layer, also known as rust, prevents oxygen and moisture from reaching the inner layers of steel, thereby preventing further oxidation. Additionally, steel rebars are often coated with materials such as epoxy or zinc to provide an extra layer of protection against corrosion. These coatings act as a physical barrier between the steel and the environment, preventing contact with corrosive elements. Regular maintenance, such as cleaning and applying protective coatings, can also help to extend the lifespan of steel rebars and prevent corrosion.
- Q: What is the role of steel rebars in preventing structural vibrations?
- Steel rebars play a crucial role in preventing structural vibrations by providing reinforcement and stability to concrete structures. The rebars, which are embedded within the concrete, enhance the overall strength and rigidity of the structure, making it more resistant to vibrations caused by external factors such as wind, earthquakes, or heavy machinery. The presence of steel rebars helps to distribute and dissipate the energy generated during vibrations, reducing their amplitude and preventing potential structural damage or collapse.
- Q: What is the standard diameter of steel rebars?
- Steel rebars usually have a standard diameter that falls between 6 millimeters and 50 millimeters. The most frequently used diameters are 10 millimeters, 12 millimeters, 16 millimeters, and 20 millimeters. The choice of a particular diameter for a steel rebar depends on the specific application and the structural demands of the construction project. These rebars are commonly employed in reinforced concrete structures to bolster their tensile strength and overall endurance.
- Q: What is the role of steel rebars in basement wall construction?
- Steel rebars play a crucial role in basement wall construction by providing reinforcement and structural support to the concrete wall. Reinforcing bars, which are commonly made of carbon steel, are strategically positioned within the concrete prior to pouring. Their placement adds strength and stability to the wall, allowing it to withstand various external forces such as soil pressure and lateral forces. By distributing the load and forces that the wall may encounter, steel rebars prevent cracking or collapse under these pressures, ensuring the wall's durability and structural integrity. Additionally, they help control shrinkage and expansion of the concrete caused by temperature changes. By acting as a framework within the wall, the rebars limit the formation of cracks and maintain the overall stability of the structure. In summary, the inclusion of steel rebars significantly enhances the strength and durability of basement walls. They are essential for maintaining the integrity of the structure and safeguarding it against potential damage or failure.
- Q: Can steel rebars be used in decorative concrete applications?
- Yes, steel rebars can be used in decorative concrete applications. They are often used as reinforcement in decorative concrete structures to provide strength and stability. Additionally, steel rebars can be incorporated into the design to create unique and aesthetically pleasing patterns or features, enhancing the overall decorative appeal of the concrete.
- Q: Are there any specific guidelines for handling and storing steel rebars?
- To ensure the quality and prevent any damage or accidents, specific guidelines exist for handling and storing steel rebars. Some of these guidelines include the following: 1. Use appropriate lifting equipment, such as cranes or forklifts, to handle the rebars and prevent strain or damage. Lift the rebars from the center to maintain balance and stability. 2. Before storing or using steel rebars, inspect them for defects like bends, cracks, or rust. Discard or repair any damaged or defective rebars before use. 3. Store steel rebars in a dry and well-ventilated area to prevent moisture accumulation and corrosion. Keep them off the ground on a flat surface, such as wooden pallets or racks, to avoid contact with soil or water. Take care when stacking rebars to prevent deformation or distortion. 4. Store different sizes and types of rebars separately to avoid mixing or confusion during use. Label or color-code the rebars for easy identification and retrieval. 5. Protect steel rebars from extreme temperatures, sunlight, and chemicals. Cover them with plastic sheets or tarpaulins to prevent moisture, dust, and debris from settling. 6. Securely tie or bundle steel rebars using appropriate strapping or wire during transportation. Avoid any impact or vibration that could cause damage. 7. Provide training on proper handling and storage techniques for steel rebars. Ensure personnel are aware of the hazards associated with improper handling and equipped with personal protective equipment (PPE) like gloves, safety boots, and helmets. By following these guidelines, you can ensure the quality and longevity of steel rebars, reduce the risk of accidents, and maintain a safe working environment.
- Q: Can steel rebars be used in stadium and sports arena construction?
- Yes, steel rebars can be used in stadium and sports arena construction. Steel rebars provide strength and durability to the structures, making them suitable for supporting the heavy loads and ensuring the overall integrity of the infrastructure.
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Hot Rolled Deformed Bar ou Reinforcement Bar ASTM A615 6mm-50mm
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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