Deformed Steel Bar
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25MT m.t.
- Supply Capability:
- 800000 MT/YEAR m.t./month
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Quality Product, Order Online Tracking, Timely Delivery
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Specifications of Deformed Steel Bar:
Standard | GB | HRB335, HRB400, HRB500 | |
UK | G460B, B500A, B500B,B500C | ||
USA | 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 | ||
Place of origin | Hebei, China mainland | ||
Application | building,construction,road,bridge etc | ||
Brand name | DRAGON | ||
Theoretical weight and section area of each diameter as below for your information:
Diameter(mm) | Section area (mm²) | Mass(kg/m) |
6 | 28.27 | 0.222 |
8 | 50.27 | 0.395 |
10 | 78.54 | 0.617 |
12 | 113.1 | 0.888 |
14 | 153.9 | 1.21 |
16 | 201.1 | 1.58 |
18 | 254.5 | 2.00 |
20 | 314.2 | 2.47 |
22 | 380.1 | 2.98 |
25 | 490.9 | 3.85 |
28 | 615.8 | 4.83 |
32 | 804.2 | 6.31 |
36 | 1018 | 7.99 |
40 | 1257 | 9.87 |
50 | 1964 | 15.42 |
Usage and Applications of 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 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
Deformed Steel Bar in Coil
Produce Line of Deformed Steel Bar
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.
- Q:How do steel rebars bond with concrete?
- Steel rebars bond with concrete through a process called mechanical interlock, where the rough surface of the rebar provides better adhesion to the concrete. Additionally, the alkaline environment of the concrete forms a thin layer of iron oxide on the surface of the rebar, which further enhances the bond and prevents corrosion.
- 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 resist abrasion in concrete structures?
- Steel rebars resist abrasion in concrete structures due to their high tensile strength and durable nature. The rough surface of the rebars provides better adhesion with the concrete, preventing slippage and ensuring a strong bond between the two materials. Additionally, the steel rebars act as reinforcement, distributing the load evenly and reducing the chances of cracks or spalling caused by abrasion or heavy impacts. Overall, the presence of steel rebars greatly enhances the durability and longevity of concrete structures.
- Q:How do steel rebars contribute to the crack control in slabs and walls?
- Steel rebars contribute to crack control in slabs and walls by providing reinforcement and increasing the structural strength of the concrete. When concrete is subjected to tensile forces, such as shrinkage, temperature variations, or external loads, it has a tendency to crack. However, the presence of steel rebars within the concrete helps to distribute these forces and resist the formation and propagation of cracks. The rebars act as reinforcement, absorbing and transferring the tensile stress, thus preventing the concrete from cracking and enhancing the overall durability and integrity of the structure.
- Q:10 less than three rebar refers to the rebar?
- Grade steel HPB235, grade three steel, HRB400. Where P represents light circle, and R indicates rib (thread).Numbers indicate the degree of flexion (which can be regarded as strength). Is that clear?
- Q:Can steel rebars be used in architectural concrete elements?
- Indeed, architectural concrete elements can incorporate steel rebars for reinforcement, thereby augmenting the strength and longevity of the structure. It is customary to employ steel rebars in concrete construction as they fortify the concrete and enhance its durability. In the realm of architectural concrete, rebars can be tactically positioned to fortify the structural integrity of the elements, while simultaneously contributing to their visual appeal. Depending on the desired design outcome, these rebars can either be visibly exposed or discreetly concealed within the concrete. By utilizing steel rebars, architects possess the versatility to fashion intricate and distinctive architectural elements, all the while ensuring the requisite strength and stability.
- Q:What is the role of steel rebars in industrial chimney construction?
- Steel rebars play a crucial role in industrial chimney construction as they provide strength, stability, and durability to the structure. By reinforcing the concrete, rebars enhance the chimney's ability to withstand heavy loads, high temperatures, and harsh environmental conditions. They ensure the structural integrity of the chimney, preventing it from collapsing or cracking under stress. Furthermore, rebars help distribute forces evenly, reducing the risk of localized damage and ensuring the longevity of the chimney.
- Q:What are the guidelines for proper handling and disposal of steel rebars on construction sites?
- Here are the revised guidelines for the correct handling and disposal of steel rebars on construction sites: 1. Handling: - It is important to wear the appropriate personal protective equipment (PPE) such as gloves and safety glasses when handling steel rebars. - To prevent injuries, make sure to lift and carry the rebars correctly, using your legs and not your back. - Avoid throwing or dropping rebars as this can cause damage to the surrounding area and potentially harm workers. 2. Storage: - Rebars should be stored in a designated area that is easily accessible and away from traffic or other hazards. - To prevent them from rolling or falling, stack the rebars vertically. - Organize the rebars using racks or shelves to avoid tangling or damage. 3. Disposal: - Properly dispose of damaged or unusable rebars. - Contact local waste management authorities to understand the specific disposal requirements for steel rebars in your area. - Consider sending the rebars to a recycling facility if recycling is available, to reduce waste and promote sustainability. - Avoid disposing of steel rebars in regular trash bins or open areas, as they can be a safety hazard. 4. Transportation: - When moving rebars within the construction site or transporting them to another location, ensure they are properly secured to prevent falling off the vehicle or causing damage. - Use appropriate vehicles, such as trucks or trailers, with sufficient tie-down points for proper transportation. 5. Training and Communication: - Ensure that all workers involved in handling and disposing of steel rebars receive adequate training on the guidelines and safety procedures. - Clearly communicate the guidelines to all workers, including subcontractors or temporary workers, to ensure consistent adherence to the rules. - Regularly review and update the guidelines as needed to address any evolving safety concerns or regulatory changes. By adhering to these guidelines, construction sites can create a safe and organized working environment while ensuring the proper handling and disposal of steel rebars.
- Q:What is the process of bending steel rebars into shapes other than straight bars?
- To create shapes other than straight bars, steel rebars undergo a series of steps and techniques. Initially, measurement and marking are carried out to identify the desired bending points and angles. A measuring tape, square, and marker are typically utilized for this purpose. Following this, the rebars are fastened within a bending machine or a manual bending tool. The bending machine comprises a bending head and a bending table as its primary components. The rebars are positioned on the bending table, while the bending head is adjusted to the desired angle and position. Once the rebars are securely placed, the bending process commences. Manual tools like a rebar bender or cutter can be utilized for smaller rebars. These tools enable the worker to exert force and bend the steel rebar into the desired shape. For larger rebars or intricate shapes, a hydraulic bending machine is often employed. This machine employs hydraulic pressure to bend the rebars, allowing for enhanced precision and control. The operator can modify the bend's angle and radius to achieve the desired shape. Throughout the bending process, it is crucial to prevent overstressing or damaging the rebars. Excessive bending can weaken the rebars and jeopardize their structural integrity. Hence, it is essential to adhere to the bending specifications and guidelines provided by engineers and construction standards. Once the rebars have been bent into the desired shape, they are typically inspected for any defects or imperfections. This inspection ensures that the rebars conform to the required standards and can be safely utilized in construction projects. In conclusion, the process of bending steel rebars into shapes other than straight bars involves measurement and marking, securing the rebars in a bending machine, applying force or hydraulic pressure to bend the rebars, and inspecting the final product for quality assurance. This process necessitates precision, skill, and adherence to safety guidelines to ensure the rebars can withstand the intended structural loads.
- Q:How are steel rebars different from other types of reinforcement?
- Steel rebars are different from other types of reinforcement primarily because they are made of steel, which gives them high tensile strength and durability. Unlike other materials like wood or concrete, steel rebars can withstand heavy loads and provide structural integrity to reinforced concrete structures. Additionally, steel rebars can be easily molded and shaped into various designs, making them versatile and suitable for different construction applications.
Dragon is specialized in the production and sales of deformed bar and high speed wire rod. The annual production capacity is 1 million mtons. We have got the KS certificate in 2010. And now our product has been sold to many countries and obtained the customers approval.
1. Manufacturer Overview |
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| Location | Hebei, China |
| Year Established | 2002 |
| Annual Output Value | Above US$ 400 Million |
| Main Markets | South Asia; Middle East;Southeast Aisa |
| Company Certifications | |
2. Manufacturer Certificates |
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| a) Certification Name | |
| Range | |
| Reference | |
| Validity Period | |
3. Manufacturer Capability |
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| a)Trade Capacity | |
| Nearest Port | Tianjin |
| Export Percentage | 60%-80% |
| No.of Employees in Trade Department | 11-20 People |
| Language Spoken: | English; Chinese |
| b)Factory Information | |
| Factory Size: | Above 100,000 square meters |
| No. of Production Lines | 2 |
| Contract Manufacturing | OEM service offered |
| Product Price Range | average |
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Deformed Steel Bar
- Ref Price:
-
- Loading Port:
- China Main Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25MT m.t.
- Supply Capability:
- 800000 MT/YEAR m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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