GB Standard Deformed Steel Rebars HRB335, HRB400, HRB500
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 200000 m.t./month
OKorder Service Pledge
OKorder Financial Service
You Might Also Like
Product Description:
OKorder is offering GB Standard Deformed Steel Rebars HRB335, HRB400, HRB500 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:
GB Standard Deformed Steel Rebars HRB335, HRB400, HRB500 are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries. 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.
Product Advantages:
GB Standard Deformed Steel Rebars HRB335, HRB400, HRB500 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
Specifications of GB Standard Deformed Steel Rebars HRB335, HRB400, HRB500
Standard | GB UK USA | HRB335 HRB400 HRB500 G460B, B500A, B500B,B500C GR40, GR60 | |
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 | ||
Trade terms | FOB, CFR, CIF | ||
Application | Building, construction | ||
Each bundle weight | 2-3MT, or as required | ||
Type | Hot rolled steel rebar | ||
Brand name | OKORDER | ||
Theoretical weight and section area of each diameter as below for your information:
Diameter(mm) | Section area (mm²) | Mass(kg/m) | Weight of 12m (kg) | Pcs/ton |
6 | 28.27 | 0.222 | 2.664 | 375.38 |
8 | 50.27 | 0.395 | 4.74 | 210.97 |
10 | 78.54 | 0.617 | 7.404 | 135.06 |
12 | 113.1 | 0.888 | 10.656 | 93.84 |
14 | 153.9 | 1.21 | 14.52 | 68.87 |
16 | 201.1 | 1.58 | 18.96 | 52.74 |
18 | 254.5 | 2.00 | 24 | 41.67 |
20 | 314.2 | 2.47 | 29.64 | 33.74 |
22 | 380.1 | 2.98 | 35.76 | 27.96 |
25 | 490.9 | 3.85 | 46.2 | 21.65 |
28 | 615.8 | 4.83 | 57.96 | 17.25 |
32 | 804.2 | 6.31 | 75.72 | 13.21 |
36 | 1018 | 7.99 | 98.88 | 10.43 |
40 | 1257 | 9.87 | 118.44 | 8.44 |
50 | 1964 | 15.42 | 185.04 | 5.40 |
Deformed Steel Rebar in warehouse
Packaging & Delivery of GB Standard Deformed Steel Rebars HRB335, HRB400, HRB500
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.
Delivery Detail: within 45 days after received advanced payment or LC.
Label: to be specified by customer, generally, each bundle has 1-2 labels
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: What is the normal tolerance of GB Standard Deformed Steel Rebars HRB335, HRB400, HRB500?
A2: Normally 3%-5%, but we can also produce the goods according to the customers' requests.
Q2: How do we guarantee the quality of GB Standard Deformed Steel Rebars HRB335, HRB400, HRB500?
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.
Deformed Steel Bar in factory
- Q:What are the different methods of connecting steel rebars together?
- The connection of steel rebars can be achieved through various methods, depending on the specific needs of the construction project. Here are some commonly used techniques: 1. Lap Splicing: This method involves overlapping two rebars and securing them together using steel wire or bars. It is a cost-effective approach, although it requires longer rebars. 2. Mechanical Splicing: By using a mechanical coupler such as a sleeve or collar, two rebars can be connected. This method offers a strong and reliable connection and allows for flexibility in rebar positioning. It is faster and more efficient than lap splicing. 3. Welding: Steel rebars can be connected by heating and fusing their ends together using an electric arc. This creates a permanent and robust connection. However, welding demands skilled labor and can be time-consuming and expensive. 4. Threaded Couplers: Similar to mechanical splicing, this method involves threading the ends of rebars and connecting them using a threaded coupler. It provides a reliable connection and is commonly used in larger construction projects. 5. Grout Sleeve Splicing: This technique incorporates a grout-filled sleeve between two rebars to establish a connection. The grout enhances strength and stability, making it suitable for seismic zones or areas requiring high strength and ductility. 6. Reinforcing Bar Couplers (RBC): RBC is a proprietary method that employs a threaded sleeve filled with epoxy resin to connect rebars. It offers high load capacity, ease of installation, and resistance to corrosion. To determine the most appropriate method for connecting steel rebars in a specific construction project, it is crucial to consult structural engineers and adhere to building codes and regulations.
- Q:What are the different types of steel rebars used in underground constructions?
- Underground constructions commonly employ various types of steel rebars, each serving a specific purpose. These rebars fortify concrete structures, enhancing their durability and strength. 1. Carbon Steel Rebars: The most prevalent kind of rebar used underground is carbon steel rebars. They boast high tensile strength due to their composition of carbon steel, rendering them suitable for diverse applications. 2. Epoxy-Coated Rebars: Carbon steel rebars receive an epoxy coating, transforming them into epoxy-coated rebars. This protective layer makes them resistant to corrosion, rendering them ideal for underground constructions where moisture and chemicals are present. 3. Stainless Steel Rebars: Stainless steel rebars offer exceptional resistance to corrosion and possess excellent strength properties. They are commonly employed in underground constructions that anticipate extreme environmental conditions, such as high humidity or exposure to saltwater. 4. Galvanized Rebars: Carbon steel rebars undergo a zinc coating process, resulting in galvanized rebars. This coating enhances their corrosion resistance, making them suitable for underground constructions situated in areas with elevated moisture levels or exposure to chemicals. 5. Fiberglass Rebars: Fiberglass rebars consist of glass fibers embedded within a resin matrix. They are lightweight, corrosion-resistant, and possess high tensile strength. Fiberglass rebars are frequently utilized in underground constructions that necessitate non-magnetic properties, such as proximity to sensitive equipment or areas susceptible to electromagnetic interference. The selection of a specific type of steel rebar for an underground construction project is based on its unique advantages and the project's specific requirements. Factors such as environmental conditions, load-bearing capacity, and anticipated lifespan are carefully considered when determining the appropriate steel rebar for a particular application.
- Q:Can steel rebars be used in the construction of railway or subway systems?
- Steel rebars, also known as reinforcement bars, serve as a reliable and commonly used material in the construction of railway or subway systems. They provide strength and durability to concrete structures, ensuring the safety and longevity of the infrastructure. Typically, steel rebars reinforce the concrete foundations, pillars, beams, and other structural components of railway or subway systems. This reinforcement enhances the structural integrity and load-bearing capacity of the infrastructure. Moreover, steel rebars possess corrosion-resistant properties, making them suitable for environments with moisture or chemical exposure. Overall, steel rebars play a crucial role in constructing railway or subway systems, ensuring their strength, durability, and safety.
- Q:What is the process of pre-stressing steel rebars?
- The process of pre-stressing steel rebars involves applying a predetermined amount of stress or force to the rebars before they are subjected to loading. This technique is commonly used in the construction industry to improve the structural strength and durability of concrete structures. The process typically starts with the selection of high-strength steel rebars that have good tensile strength properties. These rebars are usually made from carbon steel or alloy steel and come in various sizes and shapes, depending on the specific application. Once the rebars are selected, they are cleaned and coated with a protective layer to prevent corrosion. After that, the rebars are placed into the desired position within the concrete structure, such as beams, columns, or slabs, according to the design specifications. Next, the pre-stressing process begins. There are two primary methods for pre-stressing steel rebars: pre-tensioning and post-tensioning. In pre-tensioning, the rebars are initially tensioned by fixing them to an anchorage point or a strong frame. The opposite end of the rebars is then pulled using hydraulic jacks or mechanical devices, applying a significant amount of force. Once the desired stress is achieved, the rebars are secured in their stressed position by casting concrete around them. After the concrete has hardened, the jacks or devices are released, transferring the stress to the rebars. In post-tensioning, the rebars are first placed into the concrete structure without any initial tension. After the concrete has hardened, a series of ducts or channels are created within the structure, running along the path of the rebars. High-strength steel strands or cables are then inserted through these ducts. The strands are anchored at one end of the structure and tensioned using hydraulic jacks or similar devices. This tensioning process applies a force to the rebars, which is transferred to the concrete, compressing it. Once the desired stress is achieved, the strands are secured and the ducts are filled with grout or mortar to protect them from corrosion. Both pre-tensioning and post-tensioning techniques result in pre-stressed steel rebars that provide several benefits to concrete structures. These include increased load-carrying capacity, improved resistance to cracking and deformation, enhanced durability, and overall better structural performance. The process of pre-stressing steel rebars is a vital aspect of modern construction practices, ensuring the longevity and safety of various types of concrete structures.
- Q:What is the role of steel rebars in maintaining structural integrity?
- Steel rebars play a crucial role in maintaining structural integrity by reinforcing and strengthening concrete structures. They provide tensile strength to resist cracking, bending, and shearing forces, enhancing the overall stability and durability of buildings, bridges, and other infrastructure.
- Q:How do steel rebars contribute to the overall sustainability of a project?
- Steel rebars contribute to the overall sustainability of a project by enhancing the durability and strength of reinforced concrete structures. This allows for longer lifespan, reduced maintenance needs, and decreased material waste over time. Additionally, steel rebars can be recycled, reducing the demand for new steel production and minimizing the environmental impact of the project.
- Q:Are there any limitations or restrictions on using steel rebars in construction?
- Yes, there are certain limitations and restrictions on using steel rebars in construction. Firstly, the size and shape of rebars should comply with the specifications provided by engineering and construction standards. Additionally, the placement and spacing of rebars should follow the structural design and building codes to ensure proper reinforcement and structural integrity. Moreover, any potential corrosion or exposure to harsh environments can affect the durability of steel rebars, so appropriate protective measures should be taken. Lastly, the cost of steel rebars can be a limitation, especially in projects with budget constraints.
- Q:Are steel rebars resistant to chemical exposure?
- Chemical exposure is usually not a problem for steel rebars due to their resistance. The strength and durability of steel make it less likely to corrode or degrade when it comes into contact with chemicals. However, some chemicals can still harm steel rebars. For instance, acids like sulfuric acid can gradually corrode steel and weaken its structure. Similarly, highly alkaline substances can also cause corrosion in steel rebars. Therefore, even though steel rebars are generally resistant to various chemicals, it is crucial to consider the specific chemical environment and take necessary precautions to safeguard them from potential damage.
- Q:What is the standard size of steel rebars?
- The standard size of steel rebars varies depending on the application, but common sizes range from 6mm to 40mm in diameter.
- Q:What are the common problems associated with steel rebars in construction?
- There are several common problems associated with steel rebars in construction. One of the main issues is corrosion. Steel rebars are susceptible to rusting when exposed to moisture and oxygen, especially in humid or coastal environments. This can compromise the integrity of the rebars and weaken the overall structure. Another problem is improper installation. If rebars are not positioned correctly or are not adequately secured, they may not provide the necessary reinforcement and support. This can lead to structural failures and safety hazards. Additionally, the size and spacing of rebars can be a concern. If the rebars are too small or spaced too far apart, they may not effectively distribute loads or resist bending and cracking. On the other hand, if the rebars are too large or placed too close together, it can increase construction costs and make the concrete mix difficult to work with. Another challenge is the potential for poor bonding between the rebar and the concrete. If there is inadequate contact or bonding between the two materials, it can compromise the structural integrity and reduce the load-bearing capacity of the reinforced concrete. Lastly, the quality of the steel rebars themselves can be an issue. Low-quality or substandard rebars may have defects, such as impurities or inconsistencies in their composition, which can weaken the reinforcement and compromise the overall strength of the structure. To mitigate these problems, it is important to use high-quality rebars, follow proper installation techniques, and ensure proper maintenance and protection against corrosion. Regular inspections and testing can also help identify any issues and ensure the longevity and safety of the reinforced concrete structure.
1. Manufacturer Overview |
|
|---|---|
| Location | |
| Year Established | |
| Annual Output Value | |
| Main Markets | |
| Company Certifications | |
2. Manufacturer Certificates |
|
|---|---|
| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period | |
3. Manufacturer Capability |
|
|---|---|
| a)Trade Capacity | |
| Nearest Port | |
| Export Percentage | |
| No.of Employees in Trade Department | |
| Language Spoken: | |
| b)Factory Information | |
| Factory Size: | |
| No. of Production Lines | |
| Contract Manufacturing | |
| Product Price Range | |
Send your message to us
GB Standard Deformed Steel Rebars HRB335, HRB400, HRB500
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 200000 m.t./month
OKorder Service Pledge
OKorder Financial Service
Similar products
New products
Hot products
Related keywords
