Reinforcing Steel Rebar for Construction and Concrete
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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Product Description:
OKorder is offering Reinforcing Steel Rebar for Construction and Concrete at 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 African, South American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
Reinforcing Steel Rebar for Construction and Concrete 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 Reinforcing Steel Rebar for Construction and Concrete are durable, strong, and wide variety of sizes.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Product Specifications:
Manufacture: Hot rolled
Grade: HRB335,HRB400,HRB500
Certificates: ISO, SGS, BV, CIQ
Length: 6m – 12m, as per customer request
Packaging: Export packing, nude packing, bundled
| DEFORMED BAR | |
| SIZE d(mm) | theoretical kg/m |
| 6 | 0.222 |
| 8 | 0.395 |
| 10 | 0.617 |
| 12 | 0.888 |
| 14 | 1.21 |
| 16 | 1.58 |
| 18 | 2 |
| 20 | 2.47 |
| 22 | 2.98 |
| 25 | 3.85 |
| 28 | 4.83 |
| 32 | 6.31 |
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: what is the difference between actual weight and theoretical weight?
A2: All the section steel has two weights: actual weight and theoretical weight. Actual weight is the weighing out when the product delivered from the mill. Theoretical weight is calculated by pieces. The invoice can be based on each of them as your request.
Q3: How soon can we receive the product after purchase?
A3: Within three days of placing an order, we will arrange production. The normal sizes with the normal grade can be produced within one month. The specific shipping date is dependent upon international and government factors, the delivery to international main port about 45-60days.
Images:
- Q: How do steel rebars contribute to the fire resistance of a structure?
- Steel rebars contribute to the fire resistance of a structure by providing reinforcement and stability to the concrete. In the event of a fire, steel rebars help to maintain the structural integrity of the building by preventing the concrete from cracking or collapsing. The high melting point of steel also allows it to retain its strength and structural integrity even at high temperatures, which helps to slow down the spread of fire and allow occupants to safely evacuate the building.
- Q: Are steel rebars suitable for reinforcement in parking garages?
- Yes, steel rebars are suitable for reinforcement in parking garages. They are commonly used due to their high tensile strength, durability, and ability to withstand heavy loads. Additionally, steel rebars provide structural stability and help prevent cracking or collapsing of the concrete in parking garages, making them an ideal choice for reinforcement.
- Q: What is the role of steel rebars in industrial chimney construction?
- Steel rebars play a crucial role in industrial chimney construction by providing structural reinforcement and strength to withstand the high temperatures, heavy loads, and harsh environmental conditions. They enhance the chimney's ability to resist bending, cracking, and collapsing, ensuring its stability and longevity. Additionally, steel rebars help to distribute stress evenly, improving the overall integrity of the chimney and ensuring its safety during operation.
- Q: What are the different types of steel used in the production of rebars?
- The production of rebars involves the use of different types of steel. The selection of steel depends on factors like desired strength, corrosion resistance, and cost. 1. The most commonly used steel in rebars is mild steel. It has a low carbon content and is relatively affordable. Mild steel rebars are suitable for general construction purposes that do not require high strength. 2. High Strength Deformed Bars (HSD) are made from carbon steel with higher yield and tensile strength than mild steel. They are commonly used in reinforced concrete structures like bridges and high-rise buildings that require higher load-bearing capacity. 3. Carbon steel rebars are made by alloying steel with carbon, which enhances their strength and durability. They are often used in construction projects that require resistance to extreme temperatures and high tensile strength. 4. Stainless steel rebars have a high chromium content, providing excellent corrosion resistance. They are commonly used in coastal areas or structures exposed to high humidity to prevent rusting and maintain structural integrity. 5. Epoxy-coated rebars have a protective coating of epoxy resin, which adds an extra layer of corrosion resistance. They are suitable for structures exposed to harsh environmental conditions or chemicals. 6. Galvanized rebars are coated with zinc for superior corrosion protection. They are commonly used in high humidity areas where corrosion is a significant concern. 7. Alloy steel rebars are made by adding elements like manganese, nickel, or chromium to enhance their mechanical properties. They offer increased strength, improved ductility, and resistance to fatigue, making them suitable for specialized applications like seismic zones or heavy construction. Selecting the appropriate type of steel rebar is crucial for ensuring the durability, safety, and longevity of the structure in a construction project.
- Q: How do steel rebars resist corrosion?
- Passivation is the process by which steel rebars resist corrosion. When exposed to air and moisture, a thin layer of iron oxide is formed on the surface of the steel. This layer, commonly known as rust, acts as a protective barrier, preventing oxygen and moisture from reaching the inner layers of steel and halting further oxidation. To provide an additional layer of protection against corrosion, steel rebars are often coated with materials like epoxy or zinc. These coatings create a physical barrier, shielding the steel from the corrosive elements of the environment. Regular maintenance, which includes cleaning and applying protective coatings, can also contribute to prolonging the lifespan of steel rebars and preventing corrosion.
- Q: What are the different types of steel rebars used in precast concrete constructions?
- Precast concrete constructions commonly utilize various types of steel rebars to enhance the strength and durability of the structures. The following are some of the commonly employed rebars along with their distinctive features: 1. Mild Steel Rebars: These rebars, widely used due to their affordability and easy availability, possess a low carbon content. They are suitable for most precast concrete applications. 2. High Strength Deformed (HSD) Rebars: HSD rebars, crafted through the hot rolling process, exhibit a superior yield strength compared to mild steel rebars. Their surface is characterized by deformations that enhance their grip with concrete. These rebars are commonly employed in heavy-duty structures or situations necessitating additional strength. 3. Carbon Steel Rebars: Carbon steel rebars, made from carbon steel alloys, possess a higher carbon content than mild steel rebars. Consequently, they offer improved strength and durability. They are often utilized in precast concrete constructions requiring high tensile strength. 4. Epoxy-Coated Rebars: To safeguard against corrosion and extend their lifespan, these rebars are coated with an epoxy layer. Epoxy-coated rebars find common application in precast concrete constructions exposed to harsh environments or possessing high moisture content. 5. Stainless Steel Rebars: Constructed from stainless steel alloys, these rebars exhibit excellent corrosion resistance. They are employed in precast concrete constructions exposed to corrosive substances such as seawater or chemicals. It is crucial to select the appropriate rebar type for a precast concrete construction, considering specific project requirements such as load-bearing capacity, durability, and environmental conditions. Collaborating with a structural engineer or construction professional can aid in determining the most suitable rebar type for a particular application.
- Q: How do steel rebars impact the durability of concrete structures?
- Steel rebars greatly enhance the durability of concrete structures by adding tensile strength and preventing cracking or failure under stress. The rebars reinforce the concrete, allowing it to withstand heavy loads, seismic forces, and temperature variations, thereby significantly extending the lifespan and structural integrity of the concrete.
- Q: Are steel rebars resistant to chemical attacks?
- Yes, steel rebars are generally resistant to chemical attacks. The high strength and durability of steel make it less susceptible to damage from various chemicals, including acids and alkalis. However, certain aggressive chemicals or environments may cause corrosion over time, which can be mitigated by applying protective coatings or using corrosion-resistant alloys.
- Q: Are steel rebars susceptible to corrosion?
- Yes, steel rebars are susceptible to corrosion. Corrosion is a natural process that occurs when steel is exposed to moisture, oxygen, and other environmental factors. When steel rebars are used in concrete structures, they are exposed to the elements and can come in contact with water or moisture, which can lead to the formation of rust. This rust can weaken the rebars and eventually compromise the structural integrity of the concrete. To prevent corrosion, various protective measures can be taken, such as applying a protective coating or using corrosion-resistant steel rebars. Regular maintenance and inspection of the concrete structures are also crucial to detect and address any signs of corrosion in a timely manner.
- Q: What are the common factors that can cause premature failure of steel rebars?
- The common factors that can cause premature failure of steel rebars include corrosion, inadequate cover, improper handling and storage, poor quality of concrete, and excessive loading or stress.
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Reinforcing Steel Rebar for Construction and Concrete
- Ref Price:
-
- Loading Port:
- China main port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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