Deformed Steel Bar Iron Rods For Construction/Concrete
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 1000 m.t./month
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deformed steel bar grade 40
material: HRB400, BS4449 GR460B
size: 8-36mmx12m.
short delivery time by bulk or container
deformed steel bar grade 40
material: HRB400, BS4449 GR460B
size: 8-36mmx12m.
short delivery time with bulk or container
packing: Mill standard export packing in bundles/coil, around 2tons/bundle.
country of Origin: China
delivery Time: Within a 35 days
Shipment: by bulk vessel or by container
Leading goods:
section steel:angles,channels,I-beam,H-beam;
coils:cold/hot rolled coils,PPGI,galvanized coils,plate,checkered plate,cutting steel plate,steel strip;
wire rod:steel wire,deformed wire,bar;
pipe:seamless pipe,rectangular pipe,welded pipe,spiral welded pipe,pipe fittings;
stainless steel:steel sheets,stainless steel strips,stainless bar,stainless tube;
special:weathering steel,shipbuilding steel;
construction steel:C-channel,Z-channel,T-bar,high-speed divider plate,corrugated steel plate,steel grating.
Advantage:
We are the spot supplier, Six huge warehouses which can hold 20,000 MT goods.It makes the cost lower than others,we can provide the competitive price for you.
Delivery time:
Normal sizes can be provided in 7days, the others should be ready in 30---45 days.
Further treatment:
We can offer cutting,painting,drilling holes,bending,threading, welding,galvanization,packing etc.
Security interest:
We have already passed the ISO9001, BV and SGS authentication which makes the quality secured.
If you have the interest in any of the products we can provided,
pls don't hesitate to connect with me. Looking forward to cooperate with you.
FAQ of Steel Deformed Bar
1. More than 10 years experience in this industry
2. 100,000 tons exporting per month
3. Professional foreign trade tea
4. OEM&ODM capacity
5. High quality assured & competitive price
6. Try our best to meet your needs & save your budget
7. Very popular in Southeast Asia, Africa, Mid-East and South America etc.
8. VIP membership system, first time customers and long-term cooperation customers can get extra discount on some products.
- Q: Can steel rebars be used in reinforced masonry structures?
- Reinforced masonry structures can indeed utilize steel rebars to strengthen and provide structural integrity. These rebars, known as reinforcement bars, are commonly employed to fortify masonry elements such as walls, columns, and beams. They are inserted into the masonry units and then embedded in mortar or grout, establishing a robust connection between the steel and the masonry. The utilization of steel rebars in reinforced masonry structures presents various benefits. Firstly, it amplifies the load-bearing capacity of the structure, enabling it to withstand heavier loads and resist deformation. This is particularly crucial in regions susceptible to seismic activity or strong wind loads. Secondly, the steel rebars facilitate the even distribution of stress throughout the structure, averting localized failures and enhancing overall durability. Additionally, employing rebars can enhance the crack resistance of masonry, diminishing the risk of cracks and augmenting structural performance. It is important to note that the design and installation of steel rebars in reinforced masonry structures must adhere to specific codes and standards to ensure adequate safety and performance. The size, spacing, and placement of the rebars are determined based on structural calculations and engineering principles. Sufficient masonry coverage around the rebars is also vital to prevent corrosion and maintain long-term structural integrity. In conclusion, steel rebars are certainly suitable for enhancing the strength, load-bearing capacity, and durability of reinforced masonry structures. Proper design, installation, and adherence to building codes are essential to ensure the successful integration of rebars with masonry.
- Q: How do steel rebars affect the thermal conductivity of a structure?
- The thermal conductivity of a structure can be greatly affected by steel rebars. Unlike other construction materials like concrete, steel has a much higher thermal conductivity. When steel rebars are embedded in concrete structures, they create an easier path for heat to flow through the structure. This increased thermal conductivity can have both positive and negative impacts. On the positive side, the presence of steel rebars allows for efficient heat transfer, which can be advantageous in certain applications. For instance, in buildings with heating or cooling systems, the steel rebars can help distribute the desired temperature more evenly throughout the structure. Nevertheless, the increased thermal conductivity can also lead to negative consequences. In buildings where thermal insulation is vital, such as those in extreme climates, the steel rebars can result in higher heat loss or gain. As a result, this can lead to increased energy consumption and higher costs for heating or cooling. To address these negative effects, various insulation techniques can be utilized to reduce heat transfer through the steel rebars. One common approach is to add insulation layers around the rebars or use materials with lower thermal conductivity in the concrete mixture. These measures can help minimize the impact of steel rebars on the overall thermal conductivity of the structure. In conclusion, steel rebars have a significant influence on the thermal conductivity of a structure. While they can enhance heat distribution in certain cases, they can also contribute to increased energy consumption and heat loss. Proper insulation techniques should be implemented to minimize these negative effects and optimize the thermal performance of the structure.
- Q: What are the different types of steel rebars available?
- Steel rebars are available in various types, each possessing unique properties and applications. Let's take a look at some of the most prevalent categories: 1. Mild Steel Rebars: These rebars are widely utilized owing to their robustness and durability. They excel in general construction projects and can withstand heavy loads. 2. High-Strength Deformed (HSD) Rebars: Constructed from carbon steel, these rebars undergo heat treatment to enhance their strength and elasticity. Their resistance to corrosion is superior, making them ideal for high-rise buildings, bridges, and structures that require added strength. 3. European Rebars: Manufactured in accordance with European standards, these rebars are primarily composed of mild steel. Their ribbed surface ensures better adherence to concrete, making them suitable for a range of construction applications. 4. Carbon Steel Rebars: These rebars boast a high carbon content, granting them exceptional strength. They are extensively employed in structures demanding remarkable durability, such as bridges and highways. 5. Epoxy-Coated Rebars: These rebars are coated with epoxy to enhance longevity and prevent corrosion. They find common use in marine structures and regions exposed to high humidity or salt. 6. Galvanized Rebars: Coated with a layer of zinc, these rebars offer protection against corrosion. They are commonly employed in moisture-rich areas or coastal regions. 7. Stainless Steel Rebars: Manufactured from stainless steel, these rebars exhibit remarkable resistance to corrosion. They are applied in specialized scenarios, including areas with chemical exposure or structures requiring exceptional durability. To ensure project success, it is crucial to select the appropriate type of steel rebar based on specific requirements such as load-bearing capacity, corrosion resistance, and environmental conditions. Seeking guidance from a structural engineer or construction professional can aid in determining the most suitable rebar for a given undertaking.
- Q: What is the role of steel rebars in tunnel lining construction?
- Steel rebars play a crucial role in tunnel lining construction as they provide reinforcement and strength to the concrete structure. They help to withstand the immense pressure, ground movement, and potential seismic forces that tunnels may experience. Rebars enhance the durability and longevity of the tunnel lining by preventing cracks and ensuring structural integrity, making them an essential component of tunnel construction.
- Q: Are steel rebars susceptible to creep deformation?
- Yes, steel rebars are susceptible to creep deformation. Creep is the tendency of a material to slowly deform over time under a constant load or stress. Although steel is a strong and durable material, it can still experience creep deformation under sustained loading conditions, especially at elevated temperatures. This is an important consideration in structural engineering, as it can impact the long-term behavior and stability of reinforced concrete structures that utilize steel rebars.
- Q: What are the different types of tests conducted on steel rebars for quality assurance?
- There are several types of tests conducted on steel rebars for quality assurance. Some common tests include tensile testing, bend testing, impact testing, hardness testing, and chemical composition analysis. These tests help ensure that the rebars meet the required mechanical properties, dimensional tolerances, and chemical composition standards, ensuring their quality and suitability for various construction applications.
- Q: Can steel rebars be used in structures with extreme temperature variations?
- Yes, steel rebars can be used in structures with extreme temperature variations. Steel is known for its excellent thermal conductivity, which allows it to expand and contract with temperature changes. Additionally, steel rebars have high tensile strength and can withstand the mechanical stresses induced by temperature fluctuations, making them suitable for use in such structures.
- Q: What is the resistance of steel rebars against acid attacks?
- Steel rebars have a high resistance against acid attacks due to the protective layer of rust that forms on their surface. This layer, known as iron oxide, acts as a barrier between the steel and the acid, preventing direct contact and corrosion. Additionally, the high carbon content in steel rebars enhances their resistance to acid attacks, as carbon forms a protective film that further shields the steel from acid damage. However, it is important to note that prolonged exposure to highly concentrated or corrosive acids may still lead to some degree of corrosion, albeit at a slower rate compared to other metals. Therefore, it is advisable to select the appropriate grade of steel rebar and provide additional protective measures, such as coatings or concrete cover, to ensure optimal resistance against acid attacks in specific applications.
- Q: How are steel rebars labeled or marked for identification?
- Steel rebars are typically labeled or marked for identification through the use of specific symbols, numbers, or letters. This identification system allows for easy recognition of the rebar's characteristics, such as its size, grade, and manufacturer. These markings can be found on the surface of the rebar, providing crucial information to ensure proper usage and structural integrity in construction projects.
- Q: What is the purpose of using steel rebars in concrete structures?
- To enhance the overall strength and durability of concrete structures, steel rebars are employed. While concrete excels in compression, it lacks strength in tension. By integrating steel rebars into the concrete, the structure becomes capable of withstanding tensile forces and averting cracking or failure. Typically crafted from carbon steel, steel rebars possess robustness and high tensile strength. They are positioned within the concrete molds prior to pouring, thereby creating a reinforced concrete structure. When exposed to tensile forces, the concrete transfers the load to the steel rebars, which can effectively endure the stretching or pulling forces. This reinforcement aids in the equitable distribution of the load, warding off localized stress points and diminishing the likelihood of structural failure. In addition to providing tensile strength, steel rebars also assist in managing cracks in concrete structures. As concrete contracts and expands due to temperature fluctuations or drying, it becomes susceptible to cracking. The inclusion of steel rebars curbs the width and extent of these cracks, guaranteeing the structural integrity and prolonged lifespan of the concrete. Moreover, steel rebars heighten the resistance of concrete structures to seismic activity or other dynamic forces. The malleability of steel rebars enables them to absorb and dissipate energy during earthquakes or vibrations, thereby diminishing the risk of collapse. In essence, the purpose of incorporating steel rebars into concrete structures is to fortify and reinforce the concrete. This entails providing additional tensile strength, managing cracks, and augmenting the overall durability and resilience of the structure.
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Deformed Steel Bar Iron Rods For Construction/Concrete
- Ref Price:
-
- Loading Port:
- Shanghai
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 1000 m.t./month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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