• Reinforcing Steel Rebar BS4449 ASTM A615 DCL System 1
  • Reinforcing Steel Rebar BS4449 ASTM A615 DCL System 2
Reinforcing Steel Rebar BS4449 ASTM A615 DCL

Reinforcing Steel Rebar BS4449 ASTM A615 DCL

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Loading Port:
Guangzhou
Payment Terms:
TT OR LC
Min Order Qty:
100 m.t.
Supply Capability:
19000 m.t./month

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Item specifice

Standard:
AISI,ASTM,JIS,EN
Technique:
Hot Rolled
Shape:
Round
Surface Treatment:
Dry
Steel Grade:
RHB335,HRB400
Certification:
ISO,SGS
Thickness:
6-40mm
Length:
5.8-12m
Net Weight:
1-2mt

Rebar is common steel reinforcing bar, an important component of reinforced concrete and reinforced masonry structures.

It is usually formed from mild steel, and is given ridges for better frictional adhesion to the concrete.

Concrete is a material that is very strong in compression, but virtually without strength in tension. To compensate for this

imbalance in concrete's behavior, rebar is formed into it to carry the tensile loads.

Most grades of steel used in rebar cannot accept welding; such as, to adjacent steel plates or as means to bind single pieces of rebar together. However, special grades of rebar steel and welding rods make welding by expert welders possible.

To prevent workers from accidentally impaling themselves, the protruding ends of steel rebar are often bent over or covered with special plastic "mushroom" caps.

 

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.

 

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.
2).30% T/T prepaid and the balance against the copy of B/L.
3).30% T/T prepaid and the balance against L/C

Delivery time

15-30 days after receipt of L/C or deposit by T/T

 

Reinforcing Steel Rebar BS4449 ASTM A615 DCL

Reinforcing Steel Rebar BS4449 ASTM A615 DCL

Packing:

In bundles, each bundle weight 3.5 tons. Load by container or by bulk verssel.

Reinforcing Steel Rebar BS4449 ASTM A615 DCL

Reinforcing Steel Rebar BS4449 ASTM A615 DCL

 

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:What is the impact of steel rebars on the carbon footprint of a building?
Steel rebars have a significant impact on the carbon footprint of a building due to their production process and overall lifecycle. The manufacturing of steel rebars involves the extraction of raw materials, such as iron ore, and the energy-intensive process of smelting and refining them into steel. This phase alone contributes to greenhouse gas emissions and consumes substantial amounts of energy. Additionally, the transportation and construction of steel rebars also contribute to the carbon footprint of a building. The transportation process involves the use of fossil fuels, which release carbon dioxide into the atmosphere. Furthermore, the construction phase requires heavy machinery and equipment, which also rely on fossil fuels, further adding to the carbon emissions. Moreover, the carbon footprint of steel rebars extends beyond the construction phase. Steel is highly durable and can last for decades, but it also requires maintenance and potential replacement over time. These activities, such as repairs or demolitions, incur additional carbon emissions due to transportation, energy consumption, and waste management. However, it is important to note that steel rebars can offer environmental benefits when used in high-performance buildings or sustainable construction practices. For instance, steel is recyclable, and reusing steel rebars can significantly reduce the carbon footprint associated with their production. Additionally, steel rebars provide structural strength, allowing for the construction of taller and more efficient buildings that can potentially reduce energy consumption in the long run. To minimize the carbon footprint of a building, it is essential to consider alternative materials, such as recycled steel or other low-carbon materials, in the construction process. Additionally, implementing energy-efficient practices throughout the building's lifecycle, including reduced energy consumption and improved waste management, can further mitigate the environmental impact of steel rebars.
Q:How do steel rebars affect the constructability of a project?
Steel rebars play a vital role in enhancing project constructability in multiple ways. To start, they offer structural strength and stability to reinforced concrete structures. By reinforcing the concrete, rebars help distribute the load more evenly, thus increasing overall project strength and durability. Additionally, steel rebars facilitate the construction of larger and taller structures. They provide the necessary tensile strength to counteract concrete's weakness in resisting tension forces. This empowers engineers and architects to design and build structures with greater flexibility, leading to more innovative and impressive architectural designs. Furthermore, steel rebars contribute to project integrity and safety. They act as a reinforcement against external forces like earthquakes, wind loads, and impacts. By resisting these forces, they enhance structural stability, thus reducing the risk of collapse or damage during extreme conditions. Moreover, steel rebars contribute to project longevity and maintenance. Thanks to their high tensile strength and corrosion resistance, they help extend the structure's lifespan. This, in turn, reduces the need for frequent repairs and replacements, resulting in cost savings and minimal disruption to the project. Additionally, the use of steel rebars simplifies the construction process. They can be easily cut, bent, and shaped to fit specific requirements, making them highly adaptable to various project needs. This flexibility allows for efficient construction, reducing time and effort required for implementation. In conclusion, steel rebars have a significant impact on project constructability by providing strength, stability, flexibility, safety, longevity, and simplification. Their use enables the construction of resilient and visually appealing structures, guaranteeing project success and sustainability.
Q:Are steel rebars suitable for reinforcement in historical monuments?
Yes, steel rebars are suitable for reinforcement in historical monuments. They provide excellent strength and durability, ensuring the structural stability of the monuments over time. Additionally, steel rebars can be easily integrated into existing structures without causing significant damage or alteration to the original design.
Q:How are steel rebars installed in concrete slabs?
Steel rebars are typically installed in concrete slabs by first determining the required size, spacing, and layout of the rebars as per structural design requirements. The rebars are then positioned and supported using chairs or spacers to ensure proper concrete cover. Once in place, the rebars are tied together using wire or mechanical connectors to form a reinforcing mesh. Finally, the concrete is poured and allowed to cure, effectively embedding the rebars within the slab to provide added strength and durability.
Q:Can steel rebars be used in residential foundation construction?
Indeed, residential foundation construction can incorporate steel rebars. These rebars are widely utilized in reinforced concrete structures, including residential foundations, with the intention of bolstering their robustness and longevity. To reinforce and avert cracking or structural collapse, the rebars are typically positioned in a grid formation throughout the foundation. They play a crucial role in evenly distributing the building's load and enhancing its ability to withstand diverse forces, such as soil pressure, wind, and seismic activity. Furthermore, steel rebars possess corrosion resistance and are capable of enduring severe weather conditions, thereby rendering them a dependable option for residential foundation construction.
Q:What is the impact of moisture on steel rebars?
Moisture can have a significant impact on steel rebars. When exposed to moisture, steel rebars can corrode, leading to a loss of structural integrity. Corrosion weakens the rebars, making them susceptible to cracking, rusting, and ultimately compromising the strength of the reinforced concrete structure. Moisture can also accelerate the rate of corrosion, particularly in environments with high humidity or saltwater exposure. To mitigate these effects, proper coating, insulation, and regular maintenance of steel rebars are necessary to protect them from moisture and prevent structural failures.
Q:25 screw steel, how many meters per meter?
25 thread steel one meter 3.86kg.Method of calculation: 0.00617 times the square of the diameter of the steel bar. The weight of each diameter of the steel bar (kg) can be calculated.Steel is known as hot rolled ribbed bar.
Q:What are the limitations of using steel rebars in construction?
One limitation of using steel rebars in construction is their susceptibility to corrosion. When exposed to moisture and oxygen, steel rebars can rust over time, compromising the structural integrity of the concrete. Additionally, steel rebars are relatively heavy, which can increase the overall weight of the structure and potentially require additional support. Lastly, steel rebars can be expensive, especially in regions where the cost of steel is high, making alternative reinforcement materials more appealing from a cost perspective.
Q:How do steel rebars prevent concrete structures from collapsing?
Reinforcement and strength are provided to concrete structures by steel rebars, which prevent their collapse. Concrete is capable of withstanding forces that compress or squeeze it, making it a strong material. However, it is not able to withstand forces that pull it apart, resulting in weakness in tension. When subjected to tension, concrete may crack and ultimately fail. To counteract these tensile forces and offer additional strength, reinforcement bars, also known as steel rebars, are typically embedded within concrete structures. These rebars are made of high-strength steel and are strategically placed to resist the pulling forces. When external forces, such as wind or seismic activity, impact a concrete structure, the rebars assist in distributing the load and resisting tension. As the concrete attempts to separate, the rebars hold it together, preventing the propagation of cracks and maintaining the structure's integrity. Additionally, the rebars enhance the overall durability and lifespan of the concrete structure. By reinforcing the concrete, they mitigate the effects of shrinkage and thermal expansion, which can lead to cracks over time. Consequently, a more stable and resilient structure is achieved, capable of withstanding various environmental and structural stresses. In conclusion, steel rebars are crucial in averting the collapse of concrete structures, as they provide the necessary reinforcement and strength to resist tension. They elevate the structural integrity, durability, and safety of concrete structures, ensuring their ability to withstand demands and fulfill their intended purpose for extended periods.
Q:What are the different types of steel rebars used in elevated highways?
The different types of steel rebars used in elevated highways include carbon steel rebars, epoxy-coated rebars, galvanized rebars, and stainless steel rebars.

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