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
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Credit Rating, Credit Services, Credit Purchasing
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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:How do steel rebars affect the overall ductility of concrete structures?
- Steel rebars significantly enhance the overall ductility of concrete structures. Ductility refers to the ability of a material to deform without fracturing when subjected to stress. In the case of concrete structures, the addition of steel rebars provides an essential mechanism for absorbing and redistributing tensile forces. Concrete is an excellent material for compression, but it is weak in tension. The presence of steel rebars within the concrete matrix allows it to resist tensile forces effectively. When a tensile force is applied to a concrete structure, the rebars bear most of the load, preventing the concrete from cracking or failing. This redistribution of stress helps to increase the overall durability and strength of the structure. Furthermore, steel rebars enhance the ductility of concrete structures by providing a warning sign before failure. As the tensile strength of the rebars is exceeded, they tend to elongate and deform, indicating that the structure is approaching its limit. This warning allows for timely repairs or reinforcement, preventing catastrophic failures. Another crucial aspect of steel rebars in enhancing ductility is their ability to bridge cracks in concrete. When a crack occurs, the rebars act as a reinforcement that spans across the crack, preventing it from propagating further. This bridging effect helps to maintain the integrity of the structure and allows for easier repair or rehabilitation. Overall, the inclusion of steel rebars in concrete structures significantly improves their ductility by enhancing tensile strength, providing warning signs before failure, and bridging cracks. This increased ductility ensures that the structures can withstand various loads, including seismic events and dynamic forces, while maintaining their structural integrity.
- Q:What are the common quality tests performed on steel rebars?
- Steel rebars undergo several common quality tests to guarantee their strength and durability, ensuring they meet the necessary standards and can withstand the intended load and environmental conditions. The tensile test is one of the most prevalent quality tests for steel rebars. This test determines the maximum amount of tensile stress the rebar can bear before breaking, providing insights into its tensile strength and ductility. Another significant quality test is the bend test, which involves bending a rebar at a specific angle without it breaking. This test evaluates the rebar's flexibility, resistance to cracking or fracturing, and is particularly crucial for construction projects requiring bending or shaping. Chemical composition analysis is conducted to determine the percentage of various elements present in the steel rebars, such as carbon, manganese, phosphorus, sulfur, among others. This analysis ensures that the rebars meet specific requirements and do not contain any impurities that could jeopardize their strength or corrosion resistance. Corrosion resistance is also a vital property for steel rebars, especially in high-moisture or chemically exposed environments. A corrosion test is performed by subjecting the rebars to corrosive environments like salt spray or acidic solutions, assessing their resistance to corrosion. This test helps determine the rebars' suitability for specific applications and prevents premature degradation. Lastly, dimensional tests are conducted to verify that the rebars meet required dimensions and tolerances. These tests involve measuring the rebars' length, diameter, and weight. Deviations from specified dimensions can impact the rebars' structural integrity and compatibility with other construction materials. In summary, quality tests for steel rebars include tensile testing, bend testing, chemical composition analysis, corrosion resistance testing, and dimensional testing. These tests are crucial in ensuring the strength, durability, and suitability of steel rebars for various construction applications.
- Q:What grade of reinforcement is used for cast-in-place floorslab?
- Now the more commonly used high-rise buildings are cast-in-place floorslab.The floor slab, of course, separates the floor and bears and transmits the floor load. At the same time, heat insulation, sound insulation, waterproof and so on.
- Q:How do steel rebars affect the overall cost-effectiveness of a structure?
- Steel rebars play a crucial role in enhancing the overall cost-effectiveness of a structure. These reinforcement bars are widely used in construction projects to provide strength, durability, and stability to concrete structures. By incorporating steel rebars, the lifespan of a structure is significantly increased, reducing the need for frequent repairs and maintenance, thereby lowering long-term costs. One of the key benefits of using steel rebars is their ability to reinforce concrete, making it capable of withstanding heavy loads and forces. This reinforcement prevents cracks and structural failures, ensuring the longevity of the structure. As a result, the need for costly repairs and replacements is minimized, resulting in cost savings over the lifespan of the structure. Moreover, steel rebars enhance the overall structural integrity of a building, reducing the risk of damage caused by natural disasters such as earthquakes and high winds. This increased resilience not only saves lives but also reduces the financial burden of rebuilding or repairing a damaged structure. In addition to their strength and durability, steel rebars provide cost-effectiveness during construction itself. These bars can be prefabricated off-site, allowing for efficient and streamlined construction processes. This reduces labor costs, accelerates construction timelines, and minimizes material wastage, leading to overall cost savings. Furthermore, steel rebars can be recycled, making them an environmentally friendly choice. The recycling process not only reduces the demand for raw materials but also lowers production costs, contributing to the cost-effectiveness of a structure. In summary, steel rebars enhance the cost-effectiveness of a structure by increasing its longevity, reducing maintenance and repair costs, improving resilience to natural disasters, optimizing construction processes, and promoting environmental sustainability. By incorporating steel rebars into construction projects, developers and owners can maximize the return on investment while ensuring the safety and longevity of the structure.
- Q:How are steel rebars stored and transported on-site?
- Steel rebars are typically stored on-site in neat, vertical stacks or bundles, secured with binding wire or straps to prevent them from shifting or falling. They are usually placed on a flat and well-drained surface to prevent rusting. When it comes to transportation, rebars are commonly loaded onto trucks or trailers using cranes or forklifts. To ensure safe transportation, they are secured with restraints or tied down to prevent movement or any potential damage.
- Q:Are steel rebars suitable for high-rise buildings?
- Yes, steel rebars are highly suitable for high-rise buildings. Steel rebars provide excellent tensile strength and reinforcement to concrete structures, making them ideal for withstanding the heavy loads and stresses experienced in tall buildings. Additionally, steel rebars offer durability, flexibility, and cost-efficiency, making them a preferred choice in constructing high-rise buildings.
- Q:Are there any alternatives to steel rebars?
- Yes, there are several alternatives to steel rebars. One alternative is the use of fiber-reinforced polymer (FRP) rebars, which are made of high-strength fibers embedded in a polymer matrix. FRP rebars offer several advantages over traditional steel rebars, including corrosion resistance, high tensile strength, and lightweight properties. They are also non-magnetic and electrically non-conductive, making them suitable for areas with electromagnetic interference concerns. Another alternative is the use of basalt rebars, which are made from basalt rock fibers. Basalt rebars offer similar benefits as FRP rebars, including corrosion resistance and high tensile strength. Additionally, some manufacturers have developed alternative materials such as bamboo, carbon fiber, and glass fiber rebars, which have also shown promise in certain applications. However, it is important to note that the choice of alternative rebars depends on the specific requirements of a project, and factors such as cost, availability, and local building codes should be considered when selecting an alternative to steel rebars.
- Q:How do steel rebars provide reinforcement in concrete?
- Steel rebars provide reinforcement in concrete by adding tensile strength to the material. Concrete is strong in compression but weak in tension, and steel rebars help to counteract this weakness by absorbing the tensile forces that occur in the structure. By securely embedding the rebars within the concrete, they form a composite material that can withstand both compression and tension, making the concrete structure more durable and resistant to cracking or breaking under load.
- Q:How do steel rebars affect the overall cost of maintenance?
- The overall cost of maintenance can be significantly affected by steel rebars in various ways. Firstly, the structural integrity of buildings and infrastructure heavily relies on the quality and durability of steel rebars. When properly installed and of high quality, steel rebars can strengthen and prolong the lifespan of concrete structures, reducing the frequency of repairs or replacements. Consequently, this reduces maintenance costs over time. Furthermore, steel rebars offer reinforcement to concrete, enhancing its resistance to external forces such as seismic activities, heavy loads, and environmental factors like corrosion. By increasing structural resilience, steel rebars can minimize the occurrence of damage, thus reducing the subsequent expenses required for maintenance and restoration. In addition, it is crucial to maintain steel rebars properly to prevent corrosion. Regular inspections, cleaning, and application of protective coatings are necessary preventive measures. Failure to do so can result in rust and corrosion, ultimately compromising the structural integrity of the entire concrete structure. Addressing corrosion-related issues through repairs or replacements can be both time-consuming and expensive, significantly impacting the maintenance budget. Lastly, the choice of steel rebars during construction or renovation can also impact maintenance costs. While opting for higher-grade rebars with superior corrosion resistance may initially increase upfront costs, it can substantially reduce long-term maintenance expenses. Investing in high-quality steel rebars minimizes the need for frequent repairs and replacements, leading to cost savings and improved structural reliability. In conclusion, steel rebars directly influence the overall cost of maintenance. By providing reinforcement and improving structural integrity, high-quality rebars reduce the necessity for repairs, prevent damage, and enhance the durability of concrete structures. However, neglecting proper maintenance of rebars can lead to expensive corrosion issues. Thus, careful consideration of the quality, installation, and ongoing maintenance of steel rebars is essential to minimize long-term maintenance costs.
- Q:Are steel rebars resistant to chemicals?
- Yes, steel rebars are generally resistant to chemicals. Steel is known for its high strength and durability, and it can withstand exposure to various chemicals without significant deterioration. However, the level of resistance may vary depending on the specific chemical and the concentration or duration of exposure. In general, steel rebars are highly resistant to common chemicals found in construction materials and environments, such as water, concrete additives, and standard cleaning agents. They are also resistant to many acids, alkalis, and organic solvents. However, some aggressive chemicals like strong acids or oxidizing agents may cause corrosion or damage to steel rebars over time. Therefore, it is important to consider the specific chemical environment when selecting and using steel rebars, and take appropriate measures to protect them if necessary, such as using protective coatings or corrosion inhibitors.
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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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