• Steel  Rebar Deformed Bar  High Quality Hot Rolled Steel System 1
Steel  Rebar Deformed Bar  High Quality Hot Rolled Steel

Steel Rebar Deformed Bar High Quality Hot Rolled Steel

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Loading Port:
China Main Port
Payment Terms:
TT or LC
Min Order Qty:
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Supply Capability:
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Product Description:

OKorder is offering Steel  Rebar Deformed Bar  High Quality Hot Rolled Steelat great prices with worldwide shipping. Our supplier is a world-class manufacturer of steel, with our products utilized the world over. OKorder annually supplies products to European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.

 

Product Applications:

Steel  Rebar Deformed Bar  High Quality Hot Rolled Steel are ideal for structural applications and are widely used in the construction of buildings and bridges, and the manufacturing, petrochemical, and transportation industries.

 

Product Advantages:

OKorder's Steel  Rebar Deformed Bar  High Quality Hot Rolled Steel are durable, strong, and resist corrosion.

 

Main Product Features:

·         Premium quality

·         Prompt delivery & seaworthy packing (30 days after receiving deposit)

·         Corrosion resistance

·         Can be recycled and reused

·         Mill test certification

·         Professional Service

·         Competitive pricing

Product Specifications:

Specifications of HRB500 Deformed Steel Bar:

Standard

GB

HRB500

Diameter

6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm,

22mm,25mm,28mm,32mm,36mm,40mm,50mm

Length

6M, 9M,12M or as required

Payment term

TT or L/C

Application

mainly used in construction industry to reinforce concrete structures and so on

Quality

First quality, the goods are from Chinese big manufacturers.

Type

Hot rolled deformed steel bar

Brand name

DRAGON

Chemical Composition: (Please kindly find our chemistry of our material based on HRB500 as below for your information)

Grade

Technical data of the original chemical composition (%)

C

Mn

Si

S

P

V

HRB500

≤0.25

≤1.60

≤0.80

≤0.045

≤0.045

0.08-0.12

Physical capability

Yield Strength (N/cm²)

Tensile Strength (N/cm²)

Elongation (%)

≥500

≥630

≥12

Theoretical weight and section area of each diameter as below for your information:

Diameter(mm)

Section area (mm²)

Mass(kg/m)

Weight of 12m bar(kg)

6

28.27

0.222

2.664

8

50.27

0.395

4.74

10

78.54

0.617

7.404

12

113.1

0.888

10.656

14

153.9

1.21

14.52

16

201.1

1.58

18.96

18

254.5

2.00

24

20

314.2

2.47

29.64

22

380.1

2.98

35.76

25

490.9

3.85

46.2

28

615.8

4.83

57.96

32

804.2

6.31

75.72

36

1018

7.99

98.88

40

1257

9.87

118.44

50

1964

15.42

185.04

Usage and Applications of HRB500 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 HRB500 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

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

 

FAQ:

Q1:  How do we guarantee the quality of our products?

A1: 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.

Q2: How soon can we receive the product after purchase?

A2: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.

Q3: Can stainless steel rust?

A3: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.

 

Images:

Q: Can steel rebars be used in seismic-resistant construction?
Yes, steel rebars can be used in seismic-resistant construction. Steel rebars provide strength and flexibility to reinforced concrete structures, making them more capable of withstanding seismic forces. They help distribute the energy generated during an earthquake, reducing the chances of structural failure and ensuring the safety of the building and its occupants.
Q: What is the role of steel rebars in load-bearing structures?
The role of steel rebars in load-bearing structures is of utmost importance and has multiple aspects. In load-bearing structures like buildings, bridges, dams, and other infrastructure projects, steel rebars, also known as reinforcing bars, are used to reinforce and strengthen concrete structures. They are typically made from carbon steel and strategically positioned within the concrete to counteract its low tensile strength and enhance its ability to withstand tension and compression forces. Steel rebars serve several key functions in load-bearing structures: 1. Reinforcement: Concrete has excellent compressive strength but lacks tensile strength. Steel rebars are embedded in the concrete to absorb tensile forces and prevent the formation or propagation of cracks. By reinforcing the concrete, they help distribute and manage loads more effectively, ensuring the structural integrity and durability of the building. 2. Load distribution: Steel rebars help distribute the weight and load-bearing capacity of the structure more evenly. They assist in transferring applied loads, such as the weight of the structure itself, live loads, or environmental forces, to the foundation or other supporting components. This redistribution of forces prevents localized damage and ensures the structure can handle various external and internal loads. 3. Flexibility and ductility: Steel rebars provide flexibility and ductility to the concrete. This means that even when the structure is subjected to heavy loads, vibrations, or external forces, the rebars can absorb and distribute stress across the structure, minimizing the risk of failure. Steel rebars are particularly effective in earthquake-prone areas, where they help absorb and dissipate seismic energy. 4. Longevity and durability: By reinforcing the concrete, steel rebars significantly increase the longevity and durability of load-bearing structures. They help prevent cracking, shifting, and other structural issues that may arise due to aging, environmental factors, or excessive loading. This extended lifespan ensures the safety and stability of the structure over time. In conclusion, steel rebars play a vital role in load-bearing structures by providing reinforcement, enhancing load distribution, increasing flexibility, and improving the longevity and durability of the structure. Including steel rebars allows for the construction of safer, stronger, and more resilient buildings and infrastructure projects.
Q: What are the different types of steel rebars used in underground constructions?
Underground constructions commonly employ various types of steel rebars, each serving a specific purpose. These rebars fortify concrete structures, enhancing their durability and strength. 1. Carbon Steel Rebars: The most prevalent kind of rebar used underground is carbon steel rebars. They boast high tensile strength due to their composition of carbon steel, rendering them suitable for diverse applications. 2. Epoxy-Coated Rebars: Carbon steel rebars receive an epoxy coating, transforming them into epoxy-coated rebars. This protective layer makes them resistant to corrosion, rendering them ideal for underground constructions where moisture and chemicals are present. 3. Stainless Steel Rebars: Stainless steel rebars offer exceptional resistance to corrosion and possess excellent strength properties. They are commonly employed in underground constructions that anticipate extreme environmental conditions, such as high humidity or exposure to saltwater. 4. Galvanized Rebars: Carbon steel rebars undergo a zinc coating process, resulting in galvanized rebars. This coating enhances their corrosion resistance, making them suitable for underground constructions situated in areas with elevated moisture levels or exposure to chemicals. 5. Fiberglass Rebars: Fiberglass rebars consist of glass fibers embedded within a resin matrix. They are lightweight, corrosion-resistant, and possess high tensile strength. Fiberglass rebars are frequently utilized in underground constructions that necessitate non-magnetic properties, such as proximity to sensitive equipment or areas susceptible to electromagnetic interference. The selection of a specific type of steel rebar for an underground construction project is based on its unique advantages and the project's specific requirements. Factors such as environmental conditions, load-bearing capacity, and anticipated lifespan are carefully considered when determining the appropriate steel rebar for a particular application.
Q: Can steel rebars be used in the construction of retaining walls?
The use of steel rebars is possible in the construction of retaining walls. Typically made from reinforced steel, these rebars are commonly employed in various construction projects, including retaining walls. Their purpose is to reinforce and strengthen the concrete structure of the retaining wall, thus increasing both its stability and durability. The addition of steel rebars enables the retaining wall to better withstand lateral forces resulting from soil or water pressure. Moreover, the presence of steel rebars helps prevent cracking and enhances the overall structural integrity of the retaining wall. Consequently, steel rebars are a crucial constituent in the construction of retaining walls, guaranteeing their long-term stability and functionality.
Q: What is the maximum allowable spacing between steel rebars in columns?
The maximum allowable spacing between steel rebars in columns typically depends on the specific building code or design specifications. However, a common guideline is to keep the spacing between rebars within three times the diameter of the largest bar being used.
Q: How is steel rebar made?
Steel rebar is made through a process called "hot rolling," where steel billets are heated and then passed through a series of rollers to shape them into long, straight bars. These bars are then cut into desired lengths and surface treated to enhance their strength and corrosion resistance.
Q: What are the main characteristics of steel rebars?
Steel rebars, also referred to as reinforcing bars, are an integral part of construction and engineering projects due to their unique characteristics. To begin with, steel rebars possess exceptional strength and durability. Made primarily from carbon steel, they exhibit high tensile strength, enabling them to withstand heavy loads and stresses without deforming or failing. This strength is crucial in reinforcing concrete structures, enhancing their structural integrity and ability to resist bending, cracking, and shear forces. Another significant characteristic of steel rebars is their resistance to corrosion. Since steel is susceptible to rusting when exposed to moisture and air, rebars are often coated with epoxy or other protective materials to prevent corrosion. This ensures the longevity and durability of reinforced concrete structures, making them suitable for various environments, including marine or high humidity areas. Moreover, steel rebars possess excellent thermal conductivity, allowing them to efficiently disperse heat. This is particularly important in structures that face extreme temperatures or fire hazards. Additionally, their ribbed or deformed surface enhances their bonding properties with concrete, preventing slippage and providing improved structural stability. Furthermore, steel rebars are versatile and can be easily shaped and bent to suit the specific design or specifications of a construction project. They are available in various sizes, lengths, and grades, giving engineers and architects the flexibility to choose the appropriate type of rebar based on the specific load-bearing requirements of the structure. In conclusion, the key characteristics of steel rebars include their strength, durability, corrosion resistance, thermal conductivity, bonding properties, and versatility. These qualities make steel rebars an indispensable component in construction, ensuring the safety, stability, and longevity of reinforced concrete structures.
Q: Can steel rebars be used in structures with high resistance to moisture?
Structures that require high resistance to moisture can incorporate steel rebars. Nonetheless, it is crucial to acknowledge that steel is prone to corrosion when exposed to moisture for extended periods. In order to mitigate this risk, preventive measures such as implementing adequate concrete coverage and waterproofing techniques are necessary. Furthermore, utilizing steel rebars with corrosion-resistant coatings or alloys, such as epoxy-coated or stainless steel rebars, can significantly augment moisture resistance. The longevity and durability of structures in high-moisture environments heavily rely on proper design, construction, and maintenance practices.
Q: Can steel rebars be used in bridge rehabilitation projects?
Yes, steel rebars can be used in bridge rehabilitation projects. Steel rebars are commonly used in the construction and rehabilitation of bridges due to their high strength and durability. They provide reinforcement to the concrete structures, enhancing their load-bearing capacity and extending their lifespan. Additionally, steel rebars are easy to install and effectively resist corrosion, making them suitable for use in bridge rehabilitation projects.
Q: What is the process of deforming steel rebars for better adhesion with concrete?
Ribbing or rib deformation is the name given to the process of deforming steel rebars in order to improve their adhesion with concrete. This process entails generating small ridges or raised patterns on the surface of the rebar, which enhances the bond between the steel and the concrete. Typically, the ribbing process is carried out using a mechanical technique known as cold rolling. Cold rolling is a metalworking procedure wherein the steel rebar is passed through a sequence of rollers that apply pressure to the surface, resulting in plastic deformation. These rollers are designed with specific patterns or configurations that create the desired ribbing on the rebar. The purpose of ribbing is to augment the surface area of the rebar that comes into contact with the concrete. The ridges or patterns produced by the ribbing procedure provide additional points of adhesion for the concrete to grip onto, thereby significantly enhancing the bond strength between the two materials. This strengthened bond is vital for reinforcing concrete structures, as it helps to distribute loads and withstand tensile forces. The ribbing process finds widespread use in the construction industry for reinforcing concrete structures such as beams, columns, and slabs. The specific pattern and depth of the ribbing may vary depending on the project requirements and the type of rebar being utilized. Manufacturers often adhere to industry standards and guidelines to ensure the appropriate design and placement of ribbed rebars. To sum up, the process of deforming steel rebars to improve their adhesion with concrete involves ribbing or the creation of ridges on the rebar's surface. This is achieved through cold rolling, wherein the rebar is passed through rollers designed with specific patterns. Ribbing increases the surface area and provides additional points of adhesion, thereby enhancing the bond between the concrete and the rebar.

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