• Deformed Bar HRB335 HRB400 Hot Rolled High Quality 6mm-50mm System 1
  • Deformed Bar HRB335 HRB400 Hot Rolled High Quality 6mm-50mm System 2
  • Deformed Bar HRB335 HRB400 Hot Rolled High Quality 6mm-50mm System 3
  • Deformed Bar HRB335 HRB400 Hot Rolled High Quality 6mm-50mm System 4
Deformed Bar HRB335 HRB400 Hot Rolled High Quality 6mm-50mm

Deformed Bar HRB335 HRB400 Hot Rolled High Quality 6mm-50mm

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Product Description:

OKorder is offering Deformed Bar HRB335 HRB400 Hot Rolled High Quality 6mm-50mmat 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:

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 

Product Advantages:

OKorder's Deformed Bar HRB335 HRB400 Hot Rolled High Quality 6mm-50mm are durable, strong, and resist corrosion, exact size, regular package, chemical and  mechanical properties are stable.

 

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:

Manufacture: Hot rolled

Grade: BS4449

Certificates: ISO, SGS, BV, CIQ

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

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

Length: 6M, 9M,12M or as required

Packaging: Export packing, nude packing, bundled

 

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

HRB400

≤0.25

≤1.60

≤0.80

≤0.045

≤0.045

0.04-0.12

Physical capability

Yield Strength (N/cm²)

Tensile Strength (N/cm²)

Elongation (%)

≥400

≥570

≥14

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

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 begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.

Deformed Bar HRB335 HRB400 Hot Rolled High Quality 6mm-50mm

Q: How do steel rebars affect the constructability of a project?
Steel rebars play a crucial role in the constructability of a project as they enhance the structural integrity, strength, and durability of concrete structures. By providing tensile strength to concrete, rebars help prevent cracking and ensure the overall stability of the project. Additionally, rebars facilitate the ease of construction by allowing for efficient reinforcement placement and alignment. Overall, steel rebars significantly contribute to the constructability and long-term performance of a project.
Q: What are the maintenance requirements for steel rebars in a structure?
To ensure the stability and longevity of a building, it is crucial to consider the maintenance requirements for steel rebars in its structure. Steel rebars, also referred to as reinforcing bars, are utilized to strengthen concrete structures and withstand tension forces. Here are some important maintenance requirements to bear in mind: 1. Conducting Visual Inspections: Qualified personnel with knowledge and experience in recognizing structural issues should regularly perform visual inspections to identify any signs of corrosion, cracks, or damage in the rebars. 2. Keeping the Rebars Clean: It is necessary to keep the rebars free from debris, dirt, or chemicals that could accelerate corrosion. Employing proper cleaning methods, such as mild detergents and water, is essential to maintain their condition. 3. Protecting Against Corrosion: Steel rebars are prone to corrosion, particularly in environments with high humidity, exposure to saltwater, or chemical pollutants. Applying protective coatings like epoxy or zinc can help prevent or delay corrosion, thereby increasing the lifespan of the rebars. 4. Prompt Repair or Replacement: In the event of severe corrosion, cracks, or damage to any rebars, it is crucial to promptly repair or replace them. Neglecting these issues can compromise the structural integrity of the building and pose safety hazards. 5. Continuous Monitoring: It is advisable to continuously monitor the condition of the rebars to detect any changes or deterioration over time. Advanced techniques such as ultrasonic testing or electrical potential measurements can be utilized to assess the rebars' integrity. 6. Ensuring Proper Drainage: The structure should have proper drainage systems in place to prevent water accumulation and reduce the risk of corrosion in the rebars. Well-designed and well-maintained gutters, downspouts, and waterproofing measures can minimize water exposure. 7. Establishing a Regular Maintenance Schedule: It is crucial to establish a regular maintenance schedule to systematically conduct all necessary inspections, cleaning, and repairs. This aids in early identification of potential issues and enables prompt corrective actions. By adhering to these maintenance requirements, the steel rebars in a structure can be preserved, contributing to the overall safety, durability, and longevity of the building. Regular maintenance not only prevents costly repairs but also ensures the necessary structural integrity for the safety of occupants and the longevity of the structure.
Q: What is the thermal expansion coefficient of steel rebars?
The thermal expansion coefficient of steel rebars refers to the rate at which the rebars expand or contract with changes in temperature. Steel is known to have a relatively low thermal expansion coefficient, typically around 12 x 10^-6 per degree Celsius. This means that for every degree increase in temperature, the length of the steel rebar will increase by approximately 0.000012 times its original length. It is important to consider the thermal expansion coefficient of steel rebars in construction projects to prevent potential issues such as structural instability and cracking due to temperature variations.
Q: Are steel rebars suitable for use in earthquake-prone regions?
Yes, steel rebars are suitable for use in earthquake-prone regions. Steel rebars are commonly used in the construction industry to reinforce concrete structures, making them stronger and more resistant to the forces generated by earthquakes. The ductile nature of steel allows it to absorb and distribute the energy produced during an earthquake, thereby reducing potential damage. Furthermore, steel rebars enhance the overall structural integrity of buildings, making them more capable of withstanding seismic activities. Additionally, steel rebars can be designed and installed in a way that meets seismic design codes and standards specific to earthquake-prone regions, ensuring the safety of the structures. Overall, steel rebars are an effective and reliable choice for reinforcing buildings in earthquake-prone regions.
Q: Are there any codes or regulations for the use of steel rebars in construction?
Yes, there are codes and regulations that govern the use of steel rebars in construction. These codes provide guidelines for the design, fabrication, and installation of rebars to ensure structural integrity and safety in buildings and other structures. Some commonly used codes include the American Concrete Institute (ACI) 318, British Standards (BS) 8666, and the European Standard (EN) 1992-1-1. Compliance with these codes is essential to meet the required standards and regulations in the construction industry.
Q: What is the difference between steel rebars and steel mesh?
Concrete structures in construction projects commonly use steel rebars and steel mesh to reinforce them. However, there are notable distinctions regarding their design and application. Steel rebars, also called reinforcing bars, are lengthy cylindrical steel rods. They are typically employed to provide tensile strength to concrete structures. These rebars are usually arranged in a grid-like pattern within the concrete, preventing cracks and improving the overall structural integrity. Rebars come in various sizes and are used in applications where significant tensile force is anticipated, such as columns, beams, and slabs. On the other hand, steel mesh, also known as wire mesh or welded wire fabric, consists of interconnected steel wires that are welded together to create a grid-like pattern. This mesh is usually produced in large rolls and can be easily cut or bent into the desired shape. Steel mesh primarily offers both tensile and shear strength to concrete structures. It is commonly used in applications where a lower amount of tensile force is expected, like walls, foundations, and pavements. Regarding installation, steel rebars are usually placed and secured within the concrete formwork prior to pouring the concrete. They are positioned at specific locations according to the structural design requirements. Conversely, steel mesh is laid on top of the formwork or within the concrete pour itself, providing reinforcement throughout the entire concrete structure. Both steel rebars and steel mesh possess their own advantages and disadvantages. Rebars provide greater tensile strength and are excellent for applications involving heavy loads or high amounts of force. However, they can be more time-consuming and labor-intensive to install due to the individual placement and tying process. On the other hand, steel mesh offers easier and faster installation due to its continuous form, making it more commonly used in smaller-scale projects or applications with lighter loads. In conclusion, while both steel rebars and steel mesh serve the purpose of reinforcing concrete structures, they differ in terms of design, installation method, and application. The choice between rebars and mesh depends on specific structural requirements, project scale, and load expectations. It is advisable to consult with a structural engineer or construction professional to determine the most suitable reinforcement solution for a particular project.
Q: How do steel rebars contribute to the crack control in concrete structures?
Steel rebars contribute to crack control in concrete structures by providing reinforcement and increasing the tensile strength of the concrete. Concrete is strong in compression but weak in tension, so when subjected to tensile forces, it tends to crack. By embedding steel rebars within the concrete, these cracks are minimized, as the rebars distribute the tensile forces and prevent them from causing large cracks. The rebars also help to hold the concrete together, providing additional support and preventing the propagation of cracks. Overall, steel rebars enhance the overall structural integrity and durability of concrete structures by effectively controlling and limiting cracks.
Q: Can steel rebars be used in sports stadium construction?
Yes, steel rebars can be used in sports stadium construction. Steel rebars are commonly used as reinforcement in concrete structures, including sports stadiums, to enhance the strength and durability of the overall construction. The strong and durable nature of steel rebars makes them ideal for withstanding the heavy loads and stresses that sports stadiums often experience.
Q: How do steel rebars contribute to the overall architectural design of a structure?
Steel rebars contribute to the overall architectural design of a structure by providing strength, durability, and reinforcement. They are used to reinforce concrete and enhance its structural integrity, allowing for the construction of taller buildings and longer spans. Steel rebars also help distribute loads evenly, increasing the building's resistance to earthquakes and other external forces. Additionally, rebars can be shaped and positioned in various ways to create unique architectural elements and designs, adding aesthetic value to the structure.
Q: How are steel rebars cut to specific lengths?
Steel rebars are cut to specific lengths using heavy-duty tools such as hydraulic shears, manual rebar cutters, or abrasive cutting wheels. These tools provide the necessary force and precision to cut through the strong and dense steel material, allowing rebars to be cut to the desired lengths for construction purposes.

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