Hot Rolled Deformed Bar D-BAR HRB400 HRB500 B500B B500C
- Ref Price:
-
$500.00
/ m.t.
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 40000 m.t./month
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Product Description:
OKorder is offering Hot Rolled Deformed Bar D-BAR HRB400 HRB500 B500B B500C 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 Bar D-BAR HRB400 HRB500 B500B B500C 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 Deformed Bar D-BAR HRB400 HRB500 B500B B500C 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 | ||
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.
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.
Images:
- Q: Are there any limitations on the diameter of steel rebars?
- Yes, there are limitations on the diameter of steel rebars. The diameter of steel rebars typically ranges from 6mm to 50mm, depending on the specific requirements of the construction project and the applicable building codes and standards in the region.
- Q: What is the yield strength of different grades of steel rebars?
- The yield strength of different grades of steel rebars varies depending on the specific grade. Generally, common grades of steel rebars such as Grade 40, Grade 60, and Grade 75 have yield strengths of approximately 40,000 psi, 60,000 psi, and 75,000 psi respectively. However, it is important to note that these values can vary slightly depending on the specific standard or specification being followed.
- Q: What is the minimum cover required for steel rebars in concrete structures?
- The minimum cover required for steel rebars in concrete structures typically depends on the specific design requirements and the environmental conditions. However, as a general guideline, it is commonly recommended to have a minimum cover of at least 1.5 inches (38 mm) for rebars in most concrete structures. This cover helps protect the steel from corrosion, provides fire resistance, and ensures adequate bond strength between the rebar and concrete. It is important to consult the relevant building codes, specifications, and engineering professionals to determine the precise minimum cover requirements for a specific project.
- Q: What are the guidelines for spacing and positioning steel rebars in concrete structures?
- The guidelines for spacing and positioning steel rebars in concrete structures vary depending on factors such as the type of structure, its design requirements, and the specific project specifications. However, some general guidelines include maintaining proper cover (distance between the rebar and the concrete surface), ensuring adequate spacing between rebars to allow for proper concrete flow and consolidation, and properly securing the rebars in place to prevent movement during concrete pouring and curing. Additionally, the positioning and arrangement of rebars should follow the structural engineer's design and reinforcement drawings to ensure the desired strength and structural integrity of the concrete structure. It is crucial to consult and adhere to local building codes and regulations as they may provide specific requirements for rebar spacing and positioning in different applications.
- Q: What is the effect of steel rebars on the thermal conductivity of concrete?
- The presence of steel rebars in concrete has a significant effect on its thermal conductivity. Steel is a good conductor of heat, meaning it can easily transfer thermal energy through its structure. When steel rebars are embedded within concrete, they create a pathway for heat to flow through the material. This thermal conductivity of steel rebars can have both positive and negative implications on the overall thermal performance of concrete structures. On one hand, it can enhance the overall heat transfer within the structure, allowing for more efficient heating or cooling. This can be advantageous in applications where thermal conductivity is desired, such as in building designs that require active temperature control. However, the presence of steel rebars can also lead to increased heat loss or gain depending on the environmental conditions. In situations where there is a temperature difference between the inside and outside of the structure, the steel rebars can act as thermal bridges, allowing heat to escape or enter the building more easily. This can result in higher energy consumption for heating or cooling purposes. To mitigate these potential issues, additional insulation measures can be implemented to reduce the thermal bridging effect caused by steel rebars. This could include using thermal break materials or coatings, or adopting insulation techniques such as adding foam or other insulating materials around the rebars. In summary, steel rebars in concrete have a significant impact on its thermal conductivity. While they can enhance heat transfer within the structure, they can also lead to increased heat loss or gain. Proper insulation measures should be considered to minimize the negative effects of thermal bridging caused by steel rebars.
- Q: Can steel rebars be used in swimming pool renovation work?
- Yes, steel rebars can be used in swimming pool renovation work. Steel rebars are commonly used in construction projects, including swimming pool renovations, to reinforce concrete structures and provide added strength and durability.
- Q: What are the common surface patterns for steel rebars?
- Some common surface patterns for steel rebars include plain, deformed, and ribbed patterns.
- Q: How do steel rebars prevent cracking in concrete?
- The reinforcement provided by steel rebars is essential in preventing cracking in concrete. By increasing the overall strength and durability of the structure, steel rebars counteract the tensile forces that cause concrete to crack. To create a reinforcing mesh or framework, high-strength steel rebars are strategically placed within the concrete. This mesh acts as a skeleton, effectively absorbing and distributing the tensile forces throughout the structure. As a result, cracks are prevented from forming. When external loads, such as heavy weights or seismic forces, are applied to the concrete, the rebars bear the tensile stress instead of the concrete itself. This is possible because steel rebars have a much higher tensile strength compared to concrete. By distributing stress more evenly, the rebars minimize crack formation and help maintain the concrete's structural integrity. Additionally, steel rebars improve the bond between the concrete and the reinforcement, further preventing cracks. While concrete has excellent compressive strength, its tensile strength is relatively low. The inclusion of rebars increases the overall tensile strength of the concrete, reducing the likelihood of cracking under tension. The bond between the rebars and the concrete creates a composite material that can effectively withstand both compressive and tensile forces. In summary, steel rebars play a crucial role in preventing cracking in concrete. They provide reinforcement, absorb tensile forces, and enhance the overall strength and durability of the structure. By acting as a skeleton within the concrete and distributing stress, they prevent the formation of cracks and ensure the long-lasting stability of the construction.
- Q: How do steel rebars contribute to the overall fire resistance of a structure?
- Enhancing the fire resistance of a structure, steel rebars, also known as reinforcing bars, play a vital role. They contribute to the overall fire resistance in various ways. Primarily, steel rebars are made from a material renowned for its high melting point and exceptional heat resistance. As a result, even in the event of a fire, the rebars maintain their structural integrity and do not easily deform or collapse. This is especially crucial for tall buildings where temperatures can reach extreme levels during a fire. Furthermore, the presence of steel rebars aids in the even distribution of heat throughout the structure. When exposed to high temperatures, steel absorbs and conducts heat away from the fire source, preventing concentrated hotspots and reducing the risk of structural failure. This redistribution of heat helps maintain the stability and integrity of the building, allowing occupants valuable time to safely evacuate. Moreover, steel rebars are commonly embedded within concrete, forming a composite material called reinforced concrete. The combination of steel and concrete creates a synergistic effect in terms of fire resistance. While steel possesses high tensile strength, concrete exhibits excellent compressive strength. When exposed to fire, the concrete acts as a protective layer, slowing down the transfer of heat to the steel rebars. This delay in heat transfer enables the steel to retain its strength for a longer period, further enhancing the fire resistance of the structure. Additionally, steel rebars aid in preventing the spread of fire by creating compartments within the building. In the event of a fire, the reinforced concrete structure acts as a barrier, limiting the fire's ability to spread from one area to another. This containment of fire reduces potential damage and facilitates the effective control and extinguishing of the fire by emergency responders. In conclusion, steel rebars make a significant contribution to the overall fire resistance of a structure. Their high melting point, ability to redistribute heat, and combination with concrete create a dependable and durable fire-resistant system. By providing structural stability, preventing concentrated hotspots, and limiting the spread of fire, steel rebars play a critical role in ensuring the safety and protection of both the building and its occupants during a fire incident.
- Q: What is the average lifespan of steel rebars in concrete structures?
- The average lifespan of steel rebars in concrete structures can vary depending on various factors such as the quality of the steel, environmental conditions, and maintenance practices. However, under normal conditions, steel rebars in concrete structures are expected to have a lifespan of around 50 to 100 years.
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Hot Rolled Deformed Bar D-BAR HRB400 HRB500 B500B B500C
- Ref Price:
-
$500.00
/ m.t.
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 40000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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