Iron rods for construction in stock for sale
- Ref Price:
-
- 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: Thread steel 20*9 one is 2.001T. How many pieces of this one?
- The weight of the thread steel = diameter * diameter *0.00617=20*20*0.00617=22KG, and then the total quality of this piece in the weight of a single thread steel, you can clearly get the number of roots.
- Q: What is the yield strength of different grades of steel rebars?
- The yield strength of different grades of steel rebars can vary depending on the specific grade. Generally, rebars of grade 40 have a yield strength of 40,000 pounds per square inch (psi), grade 60 has a yield strength of 60,000 psi, and grade 75 has a yield strength of 75,000 psi. However, it is important to note that these values can differ slightly based on regional standards and specific manufacturer specifications.
- Q: Can steel rebars be used in soundproof structures?
- Steel rebars can be used in soundproof structures, but they are not the sole component responsible for soundproofing. Steel rebars are primarily used for reinforcement in concrete structures, such as walls or floors. While they can help in reducing sound transmission to some extent, additional soundproofing materials and techniques are necessary to achieve effective soundproofing. To create a soundproof structure, several factors need to be considered. One important factor is the mass of the structure. Steel rebars, being heavy and dense, contribute to increasing the mass of the structure, which helps in reducing sound transmission. However, the effectiveness of soundproofing also depends on the overall design, construction techniques, and the incorporation of other sound-absorbing materials. To enhance the soundproofing capabilities of a structure, other materials can be added, such as acoustic insulation, soundproofing panels, or resilient channels. Acoustic insulation materials, such as mineral wool or acoustic foam, can be installed within the walls or floors to absorb sound waves and prevent them from traveling through the structure. Soundproofing panels can also be added to surfaces to reflect or absorb sound waves, further reducing noise transmission. Moreover, proper construction techniques should be employed to ensure that there are no gaps or air leaks that could allow sound to pass through. Using resilient channels, which isolate the structure from the surrounding surfaces, can also help in reducing sound transmission. In conclusion, while steel rebars can contribute to soundproofing a structure by increasing its mass, they alone are not sufficient to create a completely soundproof environment. Effective soundproofing requires a combination of design, construction techniques, and the incorporation of additional sound-absorbing materials to achieve the desired level of sound reduction.
- Q: What are the guidelines for the proper storage of steel rebars on construction sites?
- The guidelines for the proper storage of steel rebars on construction sites include keeping them in a designated area, away from moisture and dirt, stacking them horizontally and evenly, using supports or racks to prevent bending or deformation, and ensuring that they are easily accessible for use when needed. Additionally, rebars should be inspected regularly for any signs of corrosion or damage.
- Q: Can steel rebars be used in dams and reservoirs?
- Yes, steel rebars can be used in dams and reservoirs. They are commonly used as reinforcement in the construction of concrete structures, including dams and reservoirs, to enhance their strength and durability. Steel rebars help to withstand the immense pressure and forces exerted by water, making them a suitable choice for such infrastructure projects.
- Q: What are the common mistakes to avoid while using steel rebars?
- When using steel rebars, there are several common mistakes that should be avoided to ensure the structural integrity and safety of the construction project. Some of these mistakes include: 1. Insufficient cover: Failing to provide enough concrete cover over the rebars can lead to corrosion and reduced strength. It is important to follow the design specifications and ensure the required cover is maintained throughout the construction process. 2. Improper placement: Incorrectly placing the rebars can result in weak areas within the structure. It is crucial to follow the approved drawings and ensure proper spacing, alignment, and lap lengths are maintained. 3. Inadequate anchoring: Insufficient anchoring of the rebars can lead to inadequate load transfer and structural failure. It is essential to properly anchor the rebars by providing adequate hooks or bends at the ends and using appropriate tie wire or mechanical connectors. 4. Poor welding practices: If welding is required to connect rebars, it is essential to follow proper welding procedures and ensure high-quality welds. Inadequate or improper welding can weaken the rebars and compromise the structural strength. 5. Neglecting corrosion protection: Steel rebars are susceptible to corrosion, especially in humid or marine environments. Neglecting to provide proper corrosion protection, such as epoxy coating or corrosion inhibitors, can result in premature deterioration and reduced structural performance. 6. Overlapping rebars incorrectly: Overlapping rebars is necessary to ensure the transfer of forces between adjacent sections. However, overlapping them incorrectly by either insufficient length or improper alignment can compromise the structural integrity. 7. Lack of inspection and quality control: Failing to conduct regular inspections and quality control checks during the construction process can lead to unnoticed mistakes or deviations from the design. It is crucial to have qualified personnel inspect the rebars and ensure compliance with the specifications and industry standards. By avoiding these common mistakes and adhering to best practices, the structural integrity and safety of the construction project can be upheld. It is essential to consult with structural engineers, follow approved drawings and specifications, and ensure proper installation and quality control to prevent any potential issues.
- Q: How do steel rebars help in distributing load in a structure?
- Steel rebars, also known as reinforcement bars, play a crucial role in distributing load in a structure. They are primarily used in reinforced concrete structures to enhance their strength and durability. Rebars are placed strategically within the concrete to counteract the tensile forces that the structure may encounter. Concrete, while strong in compression, is weak in tension. When a load is applied to a structure, such as a building or a bridge, it creates tensile forces that can cause the concrete to crack and fail. By incorporating steel rebars into the concrete, these tensile forces are effectively distributed and transferred to the rebars, preventing the structure from experiencing excessive deflection or collapse. The presence of steel rebars within the concrete creates a composite material that combines the compressive strength of concrete with the high tensile strength of steel. As a result, the structure becomes capable of withstanding a wide range of loads, including dead loads (the weight of the structure itself), live loads (such as occupants or furniture), and environmental loads (like wind or earthquakes). Additionally, rebars also help to control and minimize the propagation of cracks within the concrete. When a crack forms under load, the rebars act as a barrier, preventing the crack from spreading further and compromising the integrity of the structure. This inhibits the development of larger cracks, which could potentially lead to structural failure. Moreover, steel rebars provide stability and reinforcement at critical locations within the structure, such as corners, joints, and areas prone to high stress. By reinforcing these vulnerable areas, the rebars ensure that the load is evenly distributed throughout the structure, reducing the risk of localized failures. In summary, steel rebars are essential in distributing load in a structure by absorbing tensile forces, enhancing the strength of concrete, preventing cracks from propagating, and providing reinforcement at critical locations. They significantly contribute to the overall structural integrity and safety, making them a vital component in construction projects.
- Q: How are steel rebars labeled or marked for identification?
- Steel rebars are typically labeled or marked for identification using specific symbols or codes that indicate important information such as the manufacturer, grade, size, and type of rebar. This labeling or marking is usually done through embossing, paint, or tags attached to the rebar.
- Q: Can steel rebars be used in parking garage construction?
- Indeed, steel rebars find their application in the construction of parking garages. Reinforced concrete structures, such as parking garages, frequently employ steel rebars to augment their robustness and resilience. By distributing the load and bolstering the structural integrity of the concrete, rebars enable it to withstand substantial weights typically encountered in parking garages. The incorporation of steel rebars into parking garage construction is indispensable to ensure the enduring longevity and safety of the edifice.
- Q: How do steel rebars contribute to the overall stiffness of a structure?
- Steel rebars contribute to the overall stiffness of a structure by providing reinforcement and enhancing its load-bearing capacity. When embedded within concrete, steel rebars form a composite material known as reinforced concrete, which combines the compressive strength of concrete with the tensile strength of steel. The primary function of steel rebars is to resist tensile forces that can cause concrete to crack or fail. Concrete has excellent compressive strength but is weak in tension. By adding steel rebars, the overall stiffness of the structure is increased, as the rebars take up the tensile stresses and prevent the concrete from failing under tension. The rebars are strategically placed within the concrete to resist anticipated forces and distribute them evenly across the structure. As external loads are applied to the structure, such as the weight of the building or environmental forces like wind or earthquakes, the rebars counteract the tension caused by these loads. This reinforcement ensures that the structure remains intact and stable, preventing any major deformations or collapse. Moreover, steel rebars also contribute to the ductility of the structure. Ductility refers to the ability of a material to undergo deformation without fracturing. Steel has high ductility, and when incorporated into reinforced concrete, it allows the structure to withstand some level of flexure and movement without compromising its overall strength and stability. This improved ductility enhances the structural resilience, making the building more resistant to extreme external forces. In summary, steel rebars play a crucial role in contributing to the overall stiffness of a structure by reinforcing the concrete and providing tensile strength. They prevent cracking and failure under tension, distribute forces evenly, and increase the structural resilience and ductility. By combining the compressive strength of concrete with the tensile strength of steel, steel rebars ensure that the structure can withstand various loads and maintain its stability and integrity over time.
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Iron rods for construction in stock for sale
- Ref Price:
-
- 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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