Hot Rolled Steel Deformed Bar D-BAR HRB400 HRB500 SD400
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 500 m.t.
- Supply Capability:
- 30000 m.t./month
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Specification
Product Description:
OKorder is offering Hot Rolled Steel Deformed Bar D-BAR High Qulity HRB400 HRB500 SD400 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 Steel Deformed Bar D-BAR High Qulity HRB400 HRB500 SD400 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 Hot Rolled Steel Deformed Bar D-BAR High Qulity HRB400 HRB500 SD400 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 | HRB500 | |
Diameter | 6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm, 22mm,25mm,28mm,32mm,36mm,40mm,50mm | ||
Length | 6M, 9M,12M or as required | ||
Payment term | TT or L/C | ||
Application | mainly used in construction industry to reinforce concrete structures and so on | ||
Quality | First quality, the goods are from Chinese big manufacturers. | ||
Type | Hot rolled deformed steel bar | ||
Brand name | DRAGON | ||
Note:
1. Our products are produced according to national standard (GB), if not, supply according to national standards (GB) or agreement as customer required.
2. Other Grade and Standard Deformed Steel Bar we can supply:
Grade: GR40/GR60, G460B/B500A/B500B/B500C,BST500S
Standard: ASTM, BS, DIN
The Minimum Order Quantity of these products is high, and need to be confirmed.
3. We can not only supply Deformed Steel Bar; if you need anything about building materials, please contact us for further information.
4. Please send us your detail specifications when inquire. We will reply to you as soon as possible. We sincerely hope we can establish a long stable business relationship.
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.
Q4: What makes stainless steel stainless?
A4: 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.
Q5: Can stainless steel rust?
A5: 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.
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- Q:Can steel rebars be used in reinforced masonry walls?
- Reinforced masonry walls often incorporate steel rebars to boost their strength and longevity. It is a common practice to employ steel rebars in the construction of these walls. The rebars are typically inserted into the mortar joints between the masonry units, such as bricks or concrete blocks. They serve to distribute any tensile forces that may arise in the masonry wall as a result of external loads or structural movements. Masonry materials are inherently strong in compression but weak in tension, so the addition of steel rebars helps fortify the structure. By incorporating steel rebars, the reinforced masonry walls become more resistant to lateral forces like wind or seismic loads, thereby reducing the likelihood of cracks or structural failures. Furthermore, the use of steel rebars enhances the overall stability and load-bearing capacity of the masonry wall, making it suitable for a wide array of construction projects.
- Q:How do steel rebars affect the overall seismic performance of a structure?
- Steel rebars play a crucial role in enhancing the overall seismic performance of a structure. Seismic events such as earthquakes exert dynamic forces on buildings, causing them to vibrate and potentially collapse. However, the inclusion of steel rebars in concrete structures significantly improves their ability to withstand such forces and ensures the safety of the occupants. Firstly, steel rebars enhance the structural integrity of a building. By reinforcing the concrete, they increase its tensile strength, as concrete alone is weak in tension. During an earthquake, the rebars help distribute the dynamic forces throughout the structure, preventing the concentration of stress on specific areas. This redistribution of forces minimizes the risk of localized failures and ensures that the structure remains stable. Furthermore, steel rebars increase the ductility of the structure. Ductility refers to a material's ability to deform under stress without fracturing. During an earthquake, buildings experience significant lateral movements and deformations. Steel rebars, due to their high ductility, can elongate and stretch without breaking, absorbing and dissipating the seismic energy. This property allows the structure to withstand larger ground motions and reduces the possibility of sudden collapse. Additionally, steel rebars improve the overall resilience of a structure. Resilience refers to the ability of a building to quickly recover its functionality after an earthquake. By reinforcing the concrete, steel rebars contribute to the post-earthquake repairability of the structure. They ensure that the building maintains its load-carrying capacity even after suffering damages, which reduces downtime and allows for faster recovery. Moreover, steel rebars provide a warning sign of potential structural issues. During an earthquake, cracks may appear in the concrete, indicating areas of stress concentration. These cracks are often visible around the rebars, serving as an early indication of structural vulnerability. This visual warning allows for timely inspection and repair, preventing further damage and ensuring the long-term safety of the building. In conclusion, steel rebars play a vital role in enhancing the overall seismic performance of a structure. Their inclusion in concrete significantly improves the structural integrity, increases ductility, enhances resilience, and provides visual warnings of potential issues. By reinforcing the concrete, steel rebars ensure that buildings can withstand seismic forces, reducing the risk of collapse and ensuring the safety of occupants during earthquakes.
- Q:What are the different types of steel rebars used in retaining wall constructions?
- There are several types of steel rebars commonly used in retaining wall constructions, including plain carbon steel rebars, epoxy-coated rebars, galvanized rebars, and stainless steel rebars. Each type has its own unique properties and benefits, such as increased corrosion resistance or enhanced durability, allowing for the selection of the most suitable option based on the specific requirements of the retaining wall project.
- Q:What are the safety considerations when handling steel rebars?
- Some safety considerations when handling steel rebars include wearing appropriate personal protective equipment (PPE) such as gloves, safety glasses, and steel-toed boots to protect against potential injuries. It is also important to ensure that the work area is clear of obstructions and well-lit to prevent trips and falls. Proper lifting techniques should be employed to avoid strains or back injuries. Additionally, workers should be cautious of sharp edges or protrusions on the rebars and avoid placing their hands or body in direct contact with them. Regular inspection and maintenance of the rebars for any signs of damage or rust is also crucial for safety.
- Q:Can steel rebars be used in structures with extreme temperature variations?
- Steel rebars can generally be used in structures with extreme temperature variations. Steel has a high melting point and is known for its durability and strength, making it suitable for various construction applications. However, it is important to consider a few factors when using steel rebars in such structures. Firstly, steel has a coefficient of thermal expansion, which means it expands and contracts with temperature changes. This expansion and contraction can potentially cause stress and strain on the structure if not properly accounted for. To address this issue, engineers and architects use various design techniques, such as providing expansion joints or allowing for thermal movement, to accommodate the steel's thermal expansion and prevent damage. Secondly, extreme temperature variations can affect the mechanical properties of steel. When exposed to high temperatures, steel can lose its strength and stiffness, which might compromise the structural integrity. Conversely, low temperatures can lead to embrittlement, making the steel more susceptible to cracking or fracturing. Therefore, it is crucial to choose the appropriate grade and quality of steel rebars that are specifically designed to withstand the expected temperature variations. Furthermore, the type of structure and its intended use should be considered. For instance, in structures where extreme temperature variations are anticipated, such as bridges or buildings in regions with hot summers and cold winters, the design should incorporate thermal insulation or other measures to prevent excessive heat transfer or thermal stress accumulation. In conclusion, steel rebars can be used in structures with extreme temperature variations, but proper considerations must be taken. By accounting for thermal expansion, selecting suitable steel grades, and incorporating design techniques to accommodate temperature changes, the structural integrity and performance can be maintained, ensuring the safety and longevity of the construction.
- Q:How do steel rebars affect the overall stability of concrete structures?
- The overall stability of concrete structures is greatly enhanced by steel rebars. When steel rebars are added to concrete, its tensile strength is significantly increased, as concrete naturally lacks this property. Although concrete is effective in resisting compressive forces, it is weak when it comes to resisting tensile forces. By incorporating steel rebars into the concrete, the structure becomes more durable and less prone to cracking and deformation. The rebars function as reinforcement by absorbing the tensile stresses caused by external loads or internal forces. When these forces are applied, the concrete transfers the tensile stress to the rebars, which allows them to bear the load. This prevents the concrete from cracking and failing under tension, as the rebars strengthen the structure and distribute the forces more evenly. Furthermore, steel rebars provide stability and maintain the structural integrity of concrete structures in the event of earthquakes or other natural disasters. The rebars assist in resisting the lateral forces generated during seismic events, thereby preventing the structure from collapsing or sustaining significant damage. This is especially crucial in tall buildings or structures subjected to heavy loads, as the presence of rebars ensures the overall stability and safety of the structure. Additionally, steel rebars contribute to the durability and longevity of concrete structures. By inhibiting cracking and reducing the risk of corrosion, the rebars safeguard the concrete from environmental factors such as moisture, chemicals, and temperature fluctuations. This preservation of the structure's integrity over time diminishes the need for frequent repairs or replacements. In conclusion, steel rebars play a vital role in enhancing the overall stability of concrete structures. They provide the necessary tensile strength that concrete lacks, enabling it to withstand external loads and internal forces without cracking or failing. The inclusion of rebars also guarantees structural integrity during seismic events and enhances the durability of the concrete. Ultimately, steel rebars are indispensable components in the construction of strong, secure, and long-lasting concrete structures.
- Q:What are the advantages of using deformed steel rebars?
- Using deformed steel rebars in construction projects offers several benefits. Firstly, the unique shape of the rebars enhances the bond with the surrounding concrete. The ridges, bumps, or indentations on the surface of the rebar increase the contact area with the concrete, resulting in improved adhesion. This ensures a stronger bond between the rebar and the concrete, making the overall structure more resistant to forces such as tension, compression, and shear. Secondly, deformed steel rebars provide better resistance to slippage. The irregular surface of the rebar prevents it from easily slipping or moving within the concrete. This is particularly advantageous in structures exposed to seismic activity or heavy loads, as it helps maintain the integrity and stability of the construction. Additionally, the use of deformed steel rebars enhances the overall strength and durability of the project. The deformations on the rebar's surface allow it to better absorb and distribute stress, making it less prone to cracking or failure under high loads. This strength and durability make deformed rebars suitable for various applications, such as bridges, high-rise buildings, and industrial structures. Furthermore, deformed steel rebars offer cost-effectiveness in long-term maintenance. The improved bond between the rebar and concrete reduces the risk of corrosion and deterioration over time. This leads to reduced maintenance and repair costs, as the structure remains resilient and less prone to structural degradation caused by environmental factors. Lastly, deformed steel rebars provide versatility in design. The market offers various types and sizes of deformed rebars, allowing engineers and designers to choose the most suitable option for their specific project requirements. This design flexibility ensures that the rebars can be tailored to meet the structural demands of different applications, contributing to the construction project's overall efficiency and safety. In conclusion, the advantages of using deformed steel rebars include enhanced bonding with concrete, resistance to slippage, improved structural strength and durability, cost-effectiveness in maintenance, and versatility in design. These advantages make deformed steel rebars a preferred choice in construction projects where strength, stability, and long-term performance are crucial considerations.
- Q:How are steel rebars measured and labeled?
- Steel rebars are typically measured and labeled according to their diameter, length, and grade. The diameter is commonly expressed in millimeters and can range from 6mm to 50mm or more. The length is usually mentioned in meters, with standard sizes being 6m, 9m, and 12m. The grade indicates the tensile strength of the rebar and is denoted by a number or letter code. These measurements and labels are crucial to ensure accurate identification and usage in construction projects.
- Q:What is the standard length of steel rebars?
- The standard length of steel rebars varies depending on the region and the specific requirements of the project. In the United States, for example, the standard length of steel rebars is commonly 20 feet or 6.1 meters. However, it is important to note that rebars can be cut and customized to different lengths as needed for a particular construction project. Additionally, in some countries or regions, rebars may be available in different standard lengths based on local construction practices and regulations. Therefore, it is essential to consult local codes and specifications to determine the standard length of steel rebars for a specific project.
- Q:Can steel rebars be used in wastewater treatment plants?
- Yes, steel rebars can be used in wastewater treatment plants. Steel rebars are commonly used as reinforcement for concrete structures, including those found in wastewater treatment plants. The rebars provide strength and durability to the structures, ensuring they can withstand the harsh environments and corrosive nature of wastewater. However, it is important to select the appropriate grade of steel rebars that are resistant to corrosion caused by the chemicals present in wastewater.
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Hot Rolled Steel Deformed Bar D-BAR HRB400 HRB500 SD400
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 500 m.t.
- Supply Capability:
- 30000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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