Cheap export Deformed Steel Bar for construction
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 19452 m.t./month
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OKorder Financial Service
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Specification
steel rebar is metal bars often used in construction for pouring concrete or supporting walls and columns.
The rebar can be smooth, though they are frequently manufactured with deformations that create greater
texture to which concrete can adhere, creating a stronger bond that helps prevent cracking of concrete.
These deformations do not create weaknesses in the rebar, and when rebar is measured to determine its
diameter, it is typically measured at the narrowest point.
To prevent workers from accidentally impaling themselves, the protruding ends of steel rebar are often bent
over or covered with special plastic "mushroom" caps
Our Advantage:
High quality steel products from 1 class mills in China
Reasonable price
Professionalism of the products
On-time delivery
Complete documents and certificates
Sincere service to meet our clients' requirements
Product Description :
Chemical composition (%): | Steel | C | Si | Mn | P | S | Ceq | ||||
HRB335 |
0.25 |
0.80 |
1.60 |
0.045 |
0.045 | 0.52 | |||||
HRB400 | 0.54 | ||||||||||
HRB500 | 0.55 | ||||||||||
Mechanical properties | Steel | Rel/ MPa | Rm/ MPa | A/ % | Agt/ % | ||||||
≥ | |||||||||||
HRB335 | 335 | 455 | 17 |
7.5 | |||||||
HRB400 | 400 | 540 | 16 | ||||||||
HRB500 | 500 | 630 | 15 | ||||||||
Package: | Standard export packing or as customer's request | ||||||||||
Application: | Construction, building, bridge, road. ect | ||||||||||
Payment terms | 1).100% irrevocable L/C at sight. | ||||||||||
Delivery time | 15-30 days after receipt of L/C or deposit by T/T | ||||||||||
Features
1、Pure steel quality, stable chemical contents, small tolerance.
2、Constant Quality, good drawing performance.
3、High dimension accuracy degree, accuracy degree of Level C up to 80%, smooth surface, less scale, easy to be pickled.
4、Automatic bundling with 4 lines by Machine in tidy and good looks
5、Big high quality percentage, small coil percentage, and heavy coil weight for Hard Coil.
6、High sorbitizing percentage.
Packing:
In bundles, each bundle weight 3.5 tons. Load by container or by bulk verssel.
Our service
(1) We cooperate with famous factories with advanced equipment and well trained workers.
(2) We can provide factory price with trading company service.
(3) We continuously work on the improvement of our processes, guaranteeing consistently high standards
of quality to keep none compensation.
(4) We guarantee 24 hours response and 48 hours solution providing service.
(5) We accept small order quantity before formal cooperation.
(6) We deliver the agreed quality at the agreed time, reacting to changes in customer wishes in a flexible way.
(7) Due to our volume and selling power, we have excellent freight rates with shipping lines.
(8) We strive to always be fair and honest in our dealings with customers.
(9) We strive to work together with customers to achieve much more than we can achieve alone.
(10) Through our passion and commitment we aim to be a market leader in all our key markets. To maintain
our position as market leader we must continue to add value in all that we do.
FAQ:
1.Q: What's your MOQ(minimum order quantity)?
A: One full container, mixed acceptable .
2. Q: What's your packing methods?
A: Packed in bundle or bulk ..
3. Q: How can I buy CNBM products in my country?
A:Please send us an inquiry or email ,we will reply to you if there is distributor in your country
4. Q: Can we visit your factory?
A: Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.
5. Q: How long does it take to get the product if i place an order?
A:With the process of your requirements,we will pack and deliver in 3-7 days. If it is by sea shipment,it will take 15-45 days depending on different locations
- Q: Can steel rebars be used in the construction of airports?
- Yes, steel rebars can be used in the construction of airports. Rebars are commonly used in concrete structures to provide reinforcement and increase the strength and durability of the construction. Given the heavy loads, long spans, and high traffic volumes associated with airports, steel rebars are essential for ensuring the structural integrity of runways, taxiways, and other airport infrastructure.
- Q: How do steel rebars affect the environmental sustainability of a structure?
- A structure's environmental sustainability can be influenced by steel rebars, which can have both positive and negative effects. On the positive side, steel rebars are an environmentally friendly choice because they are made from recycled materials. Steel is among the most recycled materials globally, which helps to decrease the demand for new resources and the associated environmental impacts of extraction and processing. Furthermore, steel rebars are highly durable and have a long lifespan, resulting in reduced maintenance and replacement requirements for structures reinforced with them. This in turn lessens the overall environmental impact related to the construction and demolition of structures. On the flip side, the production of steel rebars has some adverse environmental consequences. The manufacturing process involves high energy consumption, carbon emissions, and the release of pollutants into the atmosphere. Extracting and processing iron ore, as well as converting it into steel, can contribute to deforestation, air and water pollution, and habitat destruction. Nonetheless, sustainable manufacturing practices can help mitigate the negative impacts of steel rebars. For instance, employing energy-efficient technologies, utilizing renewable energy sources, and implementing strict emissions controls can assist in reducing the environmental footprint of steel production. Furthermore, the environmental sustainability of a structure also depends on the overall design and construction practices. By adopting sustainable design principles such as optimizing material usage, minimizing waste, and incorporating energy-efficient features, the negative effects of steel rebars can be further minimized. In conclusion, although the production process of steel rebars has some negative environmental impacts, their utilization in construction provides several sustainability advantages such as recycling, durability, and reduced maintenance requirements. By incorporating sustainable manufacturing practices and integrating them into environmentally conscious design and construction practices, the overall environmental sustainability of structures can be significantly improved.
- Q: How are steel rebars classified based on their surface patterns?
- Steel rebars are classified based on their surface patterns into three main categories: plain, deformed, and ribbed. Plain rebars have a smooth surface and are primarily used in applications where the concrete needs to slide along the steel surface. Deformed rebars have raised patterns or deformations on their surface, enhancing the bond strength between the steel and the concrete. Ribbed rebars have continuous longitudinal ribs that provide additional surface area for the concrete to adhere to, resulting in better load transfer capabilities.
- Q: Are steel rebars available in different shapes and profiles?
- Steel rebars are available in a variety of shapes and profiles, not just the plain round bar. The plain round bar is circular and smooth, but there are also deformed bars with ribs or indentations along their length. These ribs improve the adhesion between the rebars and the surrounding concrete, making the structure stronger and more stable. Steel rebars can be found in different sizes and lengths to meet different construction needs. Square bars, flat bars, and T-shaped bars are examples of other profiles available. These different shapes and profiles give engineers and builders the flexibility to choose the most suitable type of steel rebar for their specific construction projects.
- Q: What are the different types of steel rebars used in road construction?
- There are typically two types of steel rebars used in road construction: plain steel bars and deformed steel bars. Plain steel bars are smooth and have no ridges or deformations. Deformed steel bars, on the other hand, have ridges, protrusions, or other patterns on their surface to improve the bond strength between the rebar and the surrounding concrete. Both types of rebars are commonly used in road construction to reinforce and strengthen the concrete structures.
- Q: What is the minimum cover required for steel rebars in concrete?
- The minimum cover required for steel rebars in concrete typically depends on the structural design and the intended exposure conditions. However, as a general guideline, the minimum cover requirement for steel rebars in concrete is usually specified as 1.5 inches (38 millimeters) for normal indoor or dry conditions, and may increase to 2 inches (51 millimeters) or more for harsher outdoor or corrosive environments. It is essential to consult the relevant building codes, standards, and engineering professionals to determine the specific minimum cover requirement for a particular project.
- Q: What are the guidelines for storing steel rebars on a construction site?
- When it comes to storing steel rebars on a construction site, there are several guidelines that should be followed to ensure safety and maintain the quality of the rebars. Here are some key guidelines: 1. Location: Select a designated area on the construction site that is flat, clean, and well-drained for storing the rebars. Avoid areas prone to flooding or excessive moisture. 2. Elevation: Keep the rebars off the ground by using wooden or concrete blocks to prevent direct contact with soil or water. This helps prevent rusting and corrosion. 3. Stacking: Stack the rebars in a stable manner, ensuring that they are aligned vertically and horizontally to maintain their shape and prevent any bending or warping. Use spacers or crates between layers to maintain proper spacing and prevent entanglement. 4. Protection from elements: Cover the rebars with a waterproof tarp or plastic sheet to protect them from rain, snow, or excessive sunlight. This helps prevent rusting and degradation of the rebars. 5. Separation: Store different sizes and types of rebars separately to avoid mixing or confusion during construction. Clearly label and mark each stack to identify the type, size, and grade of the rebars. 6. Accessibility: Ensure easy access to the rebars for construction workers by organizing them in a logical manner. Place smaller rebars on top for easy retrieval and avoid storing heavy rebars on top of lighter ones to prevent damage. 7. Safety precautions: Maintain a safe distance between the rebars and any heavy machinery or equipment to minimize the risk of accidents. Secure the rebars properly to prevent them from falling or causing injury. 8. Regular inspection: Regularly inspect the rebars for any signs of damage, rust, or corrosion. Replace or repair any damaged or compromised rebars to avoid compromising the structural integrity of the construction project. By adhering to these guidelines, construction sites can ensure the proper storage of steel rebars, promoting safety, efficiency, and the longevity of the rebars.
- Q: What does "4esg25" mean on thread steel?
- The letters on the reinforcement are registered plant names or trademarks. The top figures on the bar represent the grade of the reinforcement, such as 3 for grade 2 steel, 4 for grade 3 steel, and 5 for grade 4 steel. The numbers in the back represent the specifications of the bars, and the letters between grades and specifications represent the steel manufacturer.
- Q: How do steel rebars affect the construction cost of high-rise buildings?
- High-rise buildings' construction costs are significantly influenced by steel rebars. These reinforced steel bars are vital for providing strength and stability to the structure, particularly in high-rise buildings that face greater structural loads. To begin with, the cost of steel rebars can make up a substantial portion of the overall construction budget. Market fluctuations affect steel rebars' prices, meaning any increase in steel prices can directly impact construction costs. Additionally, high-rise buildings typically require a higher quantity and quality of rebars compared to low-rise structures, further increasing the overall cost. Furthermore, the installation of steel rebars adds to the construction cost due to the need for skilled labor and specialized equipment. Reinforcing concrete with steel rebars necessitates careful planning, precise placement, and adherence to construction codes and safety standards. Hiring experienced and qualified workers results in higher labor costs. Moreover, the use of steel rebars enhances the durability and longevity of high-rise buildings. By reinforcing the structure, rebars improve the building's structural integrity, making it more resistant to forces like earthquakes, wind, and vibrations. This reduces maintenance and repair costs over the building's lifespan, making the initial investment in steel rebars worthwhile. Lastly, steel rebars impact the overall construction timeline and project schedule. As a critical component of the building's structure, installing rebars is typically time-consuming. Delays or errors in this process can lead to project delays and additional costs. Therefore, proper planning, coordination, and supervision are necessary to ensure the efficient and timely installation of rebars, minimizing any potential cost overruns. In conclusion, steel rebars play a crucial role in high-rise building construction, significantly impacting the overall cost. Despite the direct costs of rebars, labor, and specialized equipment, their use ultimately enhances the building's strength, durability, and longevity. Considering the long-term benefits and the importance of structural integrity, including steel rebars is necessary, despite their impact on construction costs.
- Q: How are steel rebars protected from fire damage?
- Steel rebars are protected from fire damage through various methods. One commonly used method is the application of fire-resistant coatings. These coatings are specifically designed to withstand high temperatures and prevent the steel from reaching its critical temperature, which is when it starts to lose its structural integrity. Another method is the use of fire-resistant concrete encasement. In this method, the rebars are embedded within a layer of concrete that has been specifically designed to resist fire. This concrete acts as a barrier, preventing the heat from directly reaching the steel rebars and thus protecting them from fire damage. Additionally, fire-resistant wraps or blankets can be used to provide temporary protection to steel rebars during construction. These wraps are made from fire-resistant materials and are applied directly to the rebars, creating a barrier that prevents direct exposure to fire. It is important to note that the level of fire protection required for steel rebars depends on the specific building codes and regulations in place. These codes typically specify the minimum fire resistance rating that must be achieved for structural elements, including rebars, in order to ensure the safety of the building and its occupants.
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Cheap export Deformed Steel Bar for construction
- Ref Price:
-
- Loading Port:
- Qingdao
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 19452 m.t./month
OKorder Service Pledge
OKorder Financial Service
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