Iron rods for construction in stock for sale
- Loading Port:
- Dalian
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 19863 m.t./month
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Specification
Steel rebar is bars of steel commonly used in construction, especially for reinforcing concrete structures such as
driveways, foundations, walls, and columns. These bars come in different sizes and strength grades, and can be
smooth or may include deformations that provide greater adhesion for concrete poured over the bars. When used
in poured concrete, the bars are typically placed in a grid pattern, the concrete poured over them, and then readjusted
to maintain the proper shape while the concrete sets. Steel rebar can be purchased from a number of manufacturers
and is often found at construction retailers or large hardware stores
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 historical building preservation?
- Yes, steel rebars can be used in historical building preservation. They are commonly used to strengthen and reinforce existing structures, ensuring their structural integrity. Steel rebars provide additional support and stability to historical buildings without compromising their original architectural integrity.
- Q:How do steel rebars affect the overall construction cost of industrial buildings?
- The overall construction cost of industrial buildings can be significantly influenced by steel rebars. These rebars are utilized to reinforce concrete structures, providing strength and durability. The cost is directly affected by the amount of steel rebars required in a building project, as the price of steel is a major component of the overall construction expenses. To begin with, the size, design, and complexity of the industrial building determine the quantity of rebars needed. Larger buildings or those with intricate architectural features may necessitate a greater number of rebars, resulting in increased costs. Furthermore, the design and engineering requirements for seismic or wind resistance can also impact the quantity of rebars, thus affecting the construction budget. Furthermore, the cost can be influenced by the quality and grade of the steel rebars used. Higher-grade rebars, such as those with superior tensile strength or corrosion resistance, may entail higher expenses. Nevertheless, the utilization of higher-grade rebars can provide long-term benefits by enhancing the structural integrity of the building and reducing maintenance and repair costs throughout its lifespan. Additionally, transportation and handling costs contribute to the overall cost. Steel rebars are heavy and bulky, necessitating careful handling and transportation to the construction site. The distance between the steel supplier and the site can have a significant impact on transportation costs. Moreover, the storage and protection of rebars on-site must be considered to ensure their quality, which may result in additional expenses. Lastly, labor costs associated with the installation of steel rebars should be taken into account. Skilled labor is required to accurately place and tie the rebars according to design specifications and building codes. The complexity of the reinforcement design can affect the time required for installation, ultimately influencing labor costs. In conclusion, steel rebars are of utmost importance in the construction of industrial buildings as they reinforce concrete structures. The quantity, quality, transportation, and labor costs associated with steel rebars directly affect the overall construction cost. Therefore, careful planning and consideration of these factors are necessary to effectively manage the budget of industrial building projects.
- Q:What is the difference between rebar and round steel?
- The difference between Jinzhong rebar and round bars: we can from the surface can be seen from the thread steel and round steel bar, we identify the next time don't let yourself do not understand the trouble, do not know how the difference.
- Q:How do steel rebars affect the thermal properties of a structure?
- The thermal properties of a building or structure can be significantly influenced by steel rebars, which are commonly used in reinforced concrete structures. To begin with, steel rebars have a higher thermal conductivity than concrete. This means that when embedded within concrete, they can serve as thermal bridges, allowing heat to easily transfer through the structure. Consequently, there is increased heat loss during colder months and increased heat gain during warmer months, leading to higher energy consumption for heating and cooling. Additionally, the thermal expansion and contraction of the structure can be affected by steel rebars. Compared to concrete, steel has a higher coefficient of thermal expansion, causing it to expand and contract more with temperature changes. This differential movement between the steel rebars and the surrounding concrete can result in cracks and structural deformations, compromising the overall thermal performance of the structure. Moreover, the moisture behavior of a structure can also be influenced by steel rebars. As previously mentioned, steel has a higher thermal conductivity and electrical conductivity than concrete. This electrical conductivity can promote the corrosion of steel rebars when they come into contact with moisture or water. Consequently, corrosion leads to the formation of rust, which expands and further damages the surrounding concrete. This, in turn, increases moisture ingress, compromising the insulation properties of the structure and potentially causing mold growth and other moisture-related issues. To conclude, steel rebars have direct and indirect impacts on the thermal properties of a structure. They act as thermal bridges, affecting heat transfer, and their differential thermal expansion and corrosion potential can compromise the overall thermal performance and moisture behavior of the structure. Proper design, insulation, and corrosion protection measures should be implemented to mitigate these effects and ensure optimal thermal performance.
- Q:How do steel rebars help in preventing cracks in concrete structures?
- Steel rebars contribute to the prevention of cracks in concrete structures by providing reinforcement and enhancing the tensile strength of the concrete. While concrete possesses strength in compression, it lacks strength in tension, making it prone to cracking when exposed to external forces or temperature changes. However, by embedding steel rebars within the concrete, the rebars absorb the tensile forces, thereby preventing the concrete from cracking. The rebars function as a framework within the concrete, evenly distributing the tension forces and averting the formation of significant cracks. This reinforcement also regulates the size and width of any cracks that do appear, minimizing their impact on the overall structural integrity. Moreover, steel rebars assist in crack prevention by enhancing the ductility of concrete. Ductility refers to a material's ability to deform without breaking. The steel rebars offer flexibility to the concrete, allowing it to undergo minor deformations without cracking. Furthermore, steel rebars aid in crack prevention by mitigating the effects of shrinkage and expansion. As concrete dries, it tends to shrink, while exposure to high temperatures causes it to expand. These forces of shrinkage and expansion can lead to cracking. However, the presence of steel rebars counteracts these effects by absorbing and dispersing the forces. In conclusion, steel rebars play a vital role in averting cracks in concrete structures by reinforcing the concrete, augmenting its tensile strength, improving its ductility, and counterbalancing the effects of shrinkage and expansion. This reinforcement ensures the concrete's structural integrity and durability, rendering it more resistant to cracking and enhancing its overall performance and lifespan.
- Q:What is the lifespan of steel rebars in different environments?
- The lifespan of steel rebars can vary depending on the environment in which they are used. In general, steel rebars have a long lifespan and are highly durable materials. However, different environmental conditions can affect their longevity. In a dry and non-corrosive environment, such as indoors or in a well-maintained building, steel rebars can last for several decades and sometimes even longer. The absence of moisture and corrosive agents helps to preserve the integrity of the steel, minimizing the risk of deterioration. In a marine or coastal environment, where there is constant exposure to saltwater and high humidity, the lifespan of steel rebars may be reduced. The corrosive nature of saltwater can cause the steel to corrode at a faster rate, potentially shortening the lifespan of the rebars. In such environments, special coatings or treatments can be applied to the steel rebars to enhance their corrosion resistance and extend their lifespan. Similarly, steel rebars used in areas with high levels of air pollution or industrial emissions may also experience accelerated corrosion. Airborne pollutants, such as sulfur dioxide or sulfuric acid, can react with the steel and lead to rusting. Regular maintenance and cleaning of the rebars can help mitigate the effects of these corrosive agents and prolong their lifespan. It is important to note that the quality of the steel rebars and the construction practices also play a significant role in determining their lifespan. Using high-quality rebars that meet industry standards and following proper installation techniques can greatly enhance their durability and longevity. Overall, while steel rebars generally have a long lifespan, the specific environment in which they are used will influence how long they can effectively serve their purpose. By considering the environmental factors and taking appropriate measures to prevent corrosion, the lifespan of steel rebars can be maximized, ensuring the safety and longevity of the structures in which they are utilized.
- Q:Can steel rebars be used in architectural detailing?
- Yes, steel rebars can be used in architectural detailing. Steel rebars are often used to reinforce concrete structures and provide additional strength and stability. In architectural detailing, rebars can be incorporated into the design to enhance the structural integrity of the building or to create unique and intricate patterns. Rebars can be bent, shaped, and placed in various configurations to achieve the desired architectural effect. Additionally, steel rebars are durable, resistant to corrosion, and readily available, making them a popular choice in architectural detailing.
- Q:Can steel rebars be used in corrosive chemical environments?
- No, steel rebars should not be used in corrosive chemical environments as they are susceptible to corrosion which can compromise their structural integrity.
- Q:What are the factors that can affect the lifespan of steel rebars in concrete structures?
- Several factors can impact the lifespan of steel rebars in concrete structures. Firstly, the structure's concrete quality and composition are significant. If the concrete is of low quality or contains harmful chemicals, it can corrode the rebars, leading to a shorter lifespan. During construction, it is essential to properly proportion and cure the concrete mixture. Secondly, the rebars' lifespan is greatly affected by the exposure conditions of the concrete structure. Factors like humidity, temperature fluctuations, and the presence of aggressive substances such as chloride ions or carbon dioxide can accelerate corrosion. Structures in coastal or industrial areas are especially vulnerable due to high salt levels in the air or pollutant presence. Thirdly, the design and construction practices employed have a significant impact on rebars' longevity. Adequate cover thickness, which is the distance between the rebar surface and the concrete's outer face, is crucial. Insufficient cover thickness can result in inadequate corrosion protection. Additionally, effective drainage systems should be incorporated into the design to prevent water accumulation around the rebars, as stagnant moisture accelerates corrosion. Furthermore, maintenance practices also affect rebars' lifespan. Regular inspections, cleaning, and repairs help identify and address issues before they worsen. The application of protective coatings or the use of corrosion inhibitors can also extend rebars' lifespan. Lastly, the type and quality of the rebars themselves are important factors. Rebars with higher carbon and alloying elements are generally more resistant to corrosion. The manufacturing process quality and the presence of impurities can also impact rebars' durability. In conclusion, the lifespan of steel rebars in concrete structures can be influenced by several factors, including concrete quality, exposure conditions, design and construction practices, maintenance, and rebars' quality. Proper attention to these factors ensures the longevity and structural integrity of concrete structures.
- Q:Are steel rebars suitable for use in structures with high resistance to corrosion?
- No, steel rebars are not suitable for use in structures with high resistance to corrosion. While steel rebars are commonly used in construction due to their strength and durability, they are susceptible to corrosion when exposed to moisture and other corrosive elements. Over time, this can lead to the deterioration of the rebars and compromise the structural integrity of the entire structure. To ensure high resistance to corrosion, alternative materials such as stainless steel rebars or fiber-reinforced polymer (FRP) rebars are recommended. Stainless steel rebars contain a high percentage of chromium, which forms a protective oxide layer on the surface, preventing corrosion. FRP rebars, on the other hand, are non-metallic and do not corrode, making them an excellent choice for structures in corrosive environments. It is crucial to consider the environmental conditions and the expected lifespan of the structure when choosing the appropriate rebar material. By selecting rebars with high resistance to corrosion, the longevity and safety of the structure can be significantly improved.
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Iron rods for construction in stock for sale
- Loading Port:
- Dalian
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 19863 m.t./month
OKorder Service Pledge
OKorder Financial Service
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