• Nine mm Cold Rolled Steel Rebars with High Quality System 1
  • Nine mm Cold Rolled Steel Rebars with High Quality System 2
  • Nine mm Cold Rolled Steel Rebars with High Quality System 3
Nine mm Cold Rolled Steel Rebars with High Quality

Nine mm Cold Rolled Steel Rebars with High Quality

Ref Price:
get latest price
Loading Port:
Tianjin
Payment Terms:
TT or LC
Min Order Qty:
100 m.t.
Supply Capability:
15000 m.t./month

Add to My Favorites

Follow us:


OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

Specifications of Nine mm Cold Rolled Steel Rebars with High Quality:

 

Name

Cold Rolled Steel Rebar

Diameter

5mm,5.5mm,6mm,6.5mm,7mm,8mm,9mm,10mm,

11mm,12mm,

Length

6M, 9M,12M or as required

Price

Keep lower operating costs so as to offer competitive price for our clients

Label

to be specified by customer, generally, each bundle has  1-2 labels

Application

Building, construction

Invoicing

Actual or Theoretical Weight Basis as buyer’s request.

 

Theoretical weight and section area of each diameter of Nine mm Cold Rolled Steel Rebars with High Quality as below for your information:

Diameter(mm)

Section area (mm²)

Mass(kg/m)

Weight of 12m (kg)

Pcs/ton

9

63.6

  0.499    5.988167

 

Packaging & Delivery of Nine mm Cold Rolled Steel Rebars with High Quality:

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 terms: TT payment in advance or Irrevocable LC at sight.

Trade terms :FOB, CFR, CIF

Delivery Detail: within 45 days after received advanced payment or LC.

 

FAQ:

Q1: Why buy Materials & Equipment from OKorder.com?

A1: All products offered byOKorder.com are carefully selected from China's most reliable manufacturing enterprises. Through its ISO certifications, OKorder.com adheres to the highest standards and a commitment to supply chain safety and customer satisfaction.

Q2: How do we guarantee the quality of our products?

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 arrange production. The shipping date is dependent upon the quatity, how many sizes you want and the plan of production, but is typically 1 month to 2 month days from the beginning of production.

 

Images of Nine mm Cold Rolled Steel Rebars with High Quality:

Nine mm Cold Rolled Steel Rebars with High Quality

Nine mm Cold Rolled Steel Rebars with High Quality

 

Q:How are steel rebars used in the construction of airports?
Steel rebars are extensively used in the construction of airports to provide structural reinforcement and ensure the overall strength and stability of various concrete structures. Rebars, also known as reinforcing bars, are typically made of steel and are strategically placed within concrete elements such as beams, columns, slabs, and foundations. In airport construction, rebars are primarily used to reinforce the concrete in runways, taxiways, and aprons. Runways, being subjected to heavy loads and constant aircraft movements, require significant reinforcement to withstand the immense pressure and prevent cracking or structural failure. Steel rebars are embedded within the concrete to enhance its tensile strength, allowing it to bear these heavy loads without compromising the integrity of the runway. Similarly, taxiways and aprons, which accommodate aircraft taxiing, parking, and refueling, also rely on steel rebars for reinforcement. These areas experience continuous vehicle and equipment traffic, making them susceptible to wear and tear. Incorporating rebars in the concrete ensures that these surfaces can withstand the constant stress and weight of aircraft and vehicles, ensuring durability and longevity. In addition to runways, taxiways, and aprons, steel rebars are also used in the construction of other airport structures such as terminal buildings, control towers, hangars, and parking facilities. These structures require strong foundations and sturdy frames to support the weight of the building and withstand various environmental factors such as wind and seismic forces. Steel rebars are employed in these structures to reinforce the concrete foundations, columns, and beams, providing the necessary strength and stability. Overall, steel rebars play a crucial role in the construction of airports by enhancing the structural integrity and durability of various concrete elements. They ensure that airport facilities can withstand the heavy loads, constant traffic, and adverse weather conditions associated with air travel, ensuring the safety and efficiency of airport operations.
Q:How do steel rebars affect the durability of concrete structures?
The durability of concrete structures is significantly improved by the use of steel rebars. By reinforcing the concrete, rebars effectively boost its tensile strength, which is otherwise lower compared to its compressive strength. This is crucial because concrete is excellent at resisting compressive forces, but it is weak when it comes to tension or bending forces. When external forces like vibrations, wind, or earthquakes act upon concrete structures, the rebars absorb the tension and bending forces, preventing the concrete from cracking or collapsing. This ensures that the structure remains intact and stable. Without steel rebars, concrete structures would be more susceptible to damage and failure under such circumstances. In addition to that, the presence of steel rebars also enhances the durability of concrete structures by preventing corrosion. When embedded in concrete, rebars act as a protective barrier against moisture and oxygen, which are the primary causes of steel corrosion. By blocking the penetration of these harmful elements, rebars significantly extend the lifespan of the concrete structure. Moreover, steel rebars provide dimensional stability to concrete structures. As concrete tends to shrink and expand due to temperature changes and moisture variations, the presence of rebars counters these movements. This prevents the formation of cracks and ensures the structural integrity of the concrete. To sum it up, steel rebars play a vital role in greatly enhancing the durability of concrete structures. They increase the tensile strength, prevent cracking and collapse, protect against corrosion, and provide dimensional stability. Their presence is essential for constructing long-lasting and reliable concrete structures that can withstand various external forces and environmental conditions.
Q:Can steel rebars be used in reinforced concrete structures?
Yes, steel rebars can be used in reinforced concrete structures.
Q:What is the impact of moisture on steel rebars?
Moisture can have a significant impact on steel rebars. When moisture comes into contact with steel rebars, it can initiate corrosion, leading to weakening and deterioration of the steel. This corrosion process can reduce the strength and structural integrity of the rebars, compromising the overall stability of the reinforced concrete structure. Therefore, it is crucial to prevent or minimize moisture exposure to steel rebars to ensure their long-term durability and performance.
Q:How do steel rebars affect the thermal conductivity of concrete structures?
Steel rebars have a significant impact on the thermal conductivity of concrete structures. The inclusion of steel rebars in concrete increases the overall thermal conductivity of the structure. This is because steel has a much higher thermal conductivity than concrete. Consequently, heat transfer through the concrete is facilitated by the presence of steel rebars, leading to a higher overall thermal conductivity of the structure.
Q:What are the common sizes of steel rebars used in construction?
The common sizes of steel rebars used in construction typically range from #3 (3/8 inch diameter) to #11 (1 3/8 inch diameter).
Q:What is the impact of steel rebars on the overall sustainability of a structure?
Steel rebars have a significant impact on the overall sustainability of a structure. As a key component in reinforced concrete, steel rebars enhance the structural integrity and durability of buildings, bridges, and other infrastructure. Their high tensile strength allows for the construction of tall and robust structures, reducing the need for additional materials. Additionally, steel rebars can be recycled, minimizing their environmental footprint and promoting a circular economy. This recyclability not only conserves natural resources but also reduces greenhouse gas emissions associated with steel production. Consequently, steel rebars play a vital role in creating sustainable and long-lasting structures.
Q:How do steel rebars affect the overall maintenance requirements of concrete structures?
Steel rebars, being strong and durable, enhance the structural integrity of concrete structures. By providing reinforcement, rebars help in distributing the load and increasing the resistance to cracking and tension. This leads to reduced maintenance requirements for concrete structures as they become more resistant to wear and tear, environmental factors, and potential structural failures.
Q:How are steel rebars protected from concrete spalling?
Steel rebars are protected from concrete spalling through the use of various methods and techniques. One common method is to provide a concrete cover over the rebars. This means that the rebars are embedded within the concrete structure, ensuring that they are not directly exposed to external elements or conditions that could cause spalling. The thickness of the concrete cover is typically specified in construction codes and standards to ensure adequate protection. Another way to protect steel rebars from concrete spalling is by using corrosion inhibitors. These inhibitors are typically added to the concrete mix during the construction process. They work by reducing the corrosion rate of the steel rebars, thereby protecting them from spalling caused by rusting and corrosion. In addition to concrete cover and corrosion inhibitors, proper concrete mix design is crucial in protecting steel rebars. The use of high-quality concrete with appropriate water-cement ratio, sufficient strength, and proper curing greatly enhances the resistance of the concrete against spalling. This ensures that the rebars remain securely embedded within the concrete structure and are not exposed to moisture or other deteriorating agents that could lead to spalling. Furthermore, proper construction practices such as adequate compaction of concrete, proper placement and alignment of rebars, and effective waterproofing measures also contribute to the protection of steel rebars from concrete spalling. These practices help to minimize the chances of moisture ingress and the formation of cracks or voids that could expose the rebars to the risk of spalling. Overall, a combination of concrete cover, corrosion inhibitors, proper concrete mix design, and appropriate construction practices are essential in protecting steel rebars from concrete spalling. By implementing these measures, the durability and longevity of concrete structures can be significantly improved.
Q:What are the different corrosion protection methods for steel rebars?
There are several corrosion protection methods available for steel rebars, which are commonly used in reinforced concrete structures. These methods aim to prevent or minimize the corrosion of the steel rebars, as corrosion can significantly weaken the overall structure. 1. Concrete Cover: The most common corrosion protection method is providing an adequate thickness of concrete cover over the steel rebars. The concrete acts as a physical barrier, preventing exposure of the rebars to corrosive elements. 2. Galvanization: Galvanizing involves coating the steel rebars with a layer of zinc. This protective layer acts as a sacrificial anode, corroding before the steel rebars. Galvanization significantly enhances the rebars' resistance to corrosion. 3. Epoxy Coating: Epoxy coating is a popular corrosion protection method where a layer of epoxy resin is applied over the steel rebars. The epoxy acts as a barrier, preventing moisture and corrosive substances from reaching the rebars. 4. Cathodic Protection: Cathodic protection is an electrochemical method that involves the application of a sacrificial anode or an impressed current system. In a sacrificial anode system, a more reactive metal, such as zinc or magnesium, is connected to the steel rebars, sacrificing itself and preventing corrosion. In an impressed current system, an external power source is used to provide a protective current to the rebars, preventing corrosion. 5. Corrosion Inhibitors: Corrosion inhibitors are chemicals added to the concrete mix or applied as a surface treatment to the rebars. These inhibitors form a protective film on the rebars' surface, preventing corrosion by blocking the access of corrosive agents. 6. Stainless Steel Rebars: Using stainless steel rebars is an effective corrosion protection method. Stainless steel has a high resistance to corrosion, making it suitable for structures exposed to aggressive environments. It is important to note that the selection of the appropriate corrosion protection method depends on various factors, including the environmental conditions, expected service life of the structure, and cost considerations. Additionally, regular inspection and maintenance of the corrosion protection system are essential to ensure its effectiveness over time.

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

This is not what you are looking for? Post Buying Request

Similar products

New products

Hot products


Related keywords