Hot Rolled Steel Rebar Deformed Bar High Quality
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 30000 m.t./month
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Product Description:
Quick Details
Standard:AISI, ASTM, BS, DIN, GB, JIS
Grade:HRB335
Diameter:10mm-40mm
Length:Normally 6~12m
Place of Origin:Fujian, China (Mainland)
Model Number:QZMM-ST001
Application:Building material, construction, road, bridge,etc
Product Name:Steel Rebars,Deformed Steel Bars,Building Material China Manufacturer
Standard:ASTM A615 /BS BS 4449 /GB HRB/ JIS G3112
Material:HRB335
Shape:Straight reinforcing bars
Technique:Low temperature hot-rolling reinforcing deformed steel rebar
Tolerance:As the standard or as your requirement
MOQ:100tons per size steel rebar
Packing details Steel:Steel rebar packed in bundle or as your requirement
Delivery:Within 30 days after deposit
Post:XIAMEN,CHINA
Packaging & Delivery
| Packaging Details: | in bundles or as customer's requirement |
|---|---|
| Delivery Detail: | Within 30days after receiving your deposit or copy of L/C |
Product Description
| Name | Steel Rebars,Deformed Steel Bars,Building Material China Manufacturer |
| Standard | ASTM A615 /BS BS 4449 /GB HRB/ JIS G3112 |
| Grade | A615 Gr40/60/75 BS 4449 Gr460,B500 GB HRB335(E) JIS G3112 SD390 |
| Diameter | 10mm-40mm |
| Length | 6-12m |
| Technique | Low temperature hot-rolling reinforcing deformed steel rebar |
| Tolerance | As the standard or as your requirement |
| Application | Building, construction, road, bridge,etc |
| Certificated | BV |
| MOQ | 100tons per size steel rebar |
| Packing details | Steel rebar packed in bundle or as your requirement |
| Delivery | Within 30 days after deposit |
| Payment | T/T or L/C |
Chemical Composition
Grade | Technical data of the original chemical composition (%) | |||||||
C | Mn | Si | S | P | B | |||
HRB335 | ≤0.25 | ≤1.60 | ≤0.80 | ≤0.045 | ≤0.045 | >0.0008 | ||
Physics capability | ||||||||
Yield Strength(N/cm2) | Tensile Strength(N/cm2) | Elongation (%) | ||||||
≥335 | ≥490 | ≥16 | ||||||
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 | ||
Physics capability | ||||||||
Yield Strength(N/cm2) | Tensile Strength(N/cm2) | Elongation (%) | ||||||
≥400 | ≥570 | ≥14 | ||||||
Usage and Applications of HRB400 Deformed Steel Bar:
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..
Packaging & Delivery of HRB400 Deformed Steel Bar:
Packaging Detail: products are packed in bundle and then shipped by container or bulk vessel, deformed bar is usually naked strapping delivery, when storing, please pay attention to moisture proof. The performance of rust will produce adverse effect.
Each bundle weight: 2-3MT, or as required
Payment term: TT or L/C
Delivery Detail: within 45 days after received advanced payment or LC.
Label: to be specified by customer, generally, each bundle has 1-2 labels
Trade terms: FOB, CFR, CIF
- Q: What is the purpose of ribbed steel rebars?
- The purpose of ribbed steel rebars is to provide reinforcement and strength to concrete structures. The ribs on the surface of the rebars enhance the bond between the steel and the concrete, preventing slippage and ensuring better load transfer and structural integrity.
- Q: Are there any environmental concerns associated with steel rebars?
- Yes, there are certain environmental concerns associated with steel rebars. The production of steel rebars requires a significant amount of energy and releases greenhouse gases, contributing to climate change. Additionally, the extraction and mining of iron ore for steel production can lead to habitat destruction and water pollution. However, the recycling potential of steel rebars helps mitigate some environmental impacts by reducing the need for virgin steel production and decreasing waste.
- Q: What is the role of steel rebars in beam and column design?
- The role of steel rebars in beam and column design is crucial, as they serve to reinforce and enhance the structural integrity of these elements. In reinforced concrete structures, rebars are utilized to withstand tensile forces that concrete alone is unable to bear. When it comes to beams, it is common practice to position rebars at the bottom to counteract the tensile stresses caused by bending moments. By distributing the load along the length of the beam, rebars effectively bolster its strength and prevent the occurrence of cracks or failures. The tension-resisting ability of rebars is instrumental in maintaining the beam's shape and its capacity to bear loads, thereby ensuring the overall stability of the entire construction. Similarly, in columns, rebars are placed throughout their length to withstand both axial and bending forces. They enhance the column's capacity to endure compression, while simultaneously offering additional resistance against lateral loads from seismic or wind forces. The presence of rebars in columns significantly amplifies their load-bearing capability and overall stability. To summarize, steel rebars play a pivotal role in beam and column design by providing reinforcement against tensile forces, augmenting structural strength, averting cracks, and guaranteeing the overall stability and safety of the structure.
- Q: How do steel rebars contribute to the overall aesthetics of a structure?
- Steel rebars do not directly contribute to the overall aesthetics of a structure as they are typically hidden within the concrete. However, their presence is crucial for providing structural integrity and ensuring the longevity and safety of the building.
- Q: How are steel rebars used in the construction of chemical processing plants?
- Steel rebars are used in the construction of chemical processing plants to provide strength and reinforce concrete structures. They are typically embedded in concrete foundations, walls, and floors to enhance their load-bearing capacity and ensure structural stability, especially in areas where corrosive chemicals and high temperatures are present. Rebars help prevent cracking and provide resistance against the harsh conditions commonly found in chemical processing plants, ensuring the longevity and safety of the structures.
- Q: What are the different methods of reinforcing concrete with steel rebars?
- There are several methods commonly used for reinforcing concrete with steel rebars. These methods are designed to enhance the strength and durability of the concrete structure, preventing cracking and failure under various loads and environmental conditions. Here are some of the different methods used: 1. Traditional Reinforcement: This method involves placing steel rebars in a grid pattern within the concrete formwork before pouring the concrete. The rebars are typically arranged in both horizontal and vertical directions, forming a network of reinforcement throughout the structure. This technique is commonly used in buildings, bridges, and other large-scale concrete structures. 2. Post-Tensioning: Post-tensioning is a technique used in large-scale structures where high tensile strength is required. In this method, steel rebars are tensioned after the concrete has been poured and hardened. The rebars are placed in ducts or sleeves within the concrete and then tensioned using hydraulic jacks. This process helps to reduce the tensile stresses within the concrete, making it more resistant to cracking and improving its load-bearing capacity. 3. Pre-Tensioning: Pre-tensioning is a similar technique to post-tensioning, but the tensioning of the steel rebars is done before the concrete is poured. The rebars are typically placed in a precast concrete form, and then tensioned using hydraulic jacks. After the concrete has hardened, the tensioned rebars transfer their force to the concrete, increasing its strength and reducing the risk of cracking. 4. Welded Wire Mesh: Welded wire mesh is a method of reinforcing concrete that involves using a grid of welded steel wires instead of individual rebars. The mesh is typically made of high-strength steel wires, welded together at intersections. This method is commonly used in smaller concrete structures, such as sidewalks, driveways, and patios. Welded wire mesh provides a uniform reinforcement throughout the concrete, reducing the risk of cracking. 5. Fiber Reinforced Concrete: Fiber reinforced concrete (FRC) is a method of reinforcement that involves adding small, discrete fibers to the concrete mix. These fibers can be made of various materials, such as steel, glass, or synthetic polymers. The fibers are distributed throughout the concrete mix, enhancing its tensile strength and reducing cracking. FRC is commonly used in applications where traditional steel rebars are not feasible, such as thin slabs, precast elements, or shotcrete. Overall, these different methods of reinforcing concrete with steel rebars provide engineers and construction professionals with various options to enhance the strength, durability, and performance of concrete structures. The choice of method depends on factors such as the size and type of the structure, the required strength, and the construction constraints. It is essential to consider these factors and consult with engineering professionals to determine the most suitable method for each specific project.
- Q: What are the advantages of using stainless steel rebars?
- There are several advantages of using stainless steel rebars. Firstly, stainless steel rebars have excellent corrosion resistance, which ensures durability and longevity in concrete structures. This makes them ideal for use in marine environments or areas with high humidity or chemical exposure. Secondly, stainless steel rebars have high tensile strength, which allows for the design of lighter and more slender structures. Additionally, stainless steel rebars have low thermal expansion, which reduces the risk of cracking and enhances overall performance. Lastly, stainless steel rebars are recyclable, making them an environmentally friendly choice.
- Q: What is the typical lifespan of steel rebars in different climates?
- The typical lifespan of steel rebars can vary depending on the climate conditions. In general, rebars can last for several decades in moderate climates with low humidity and minimal exposure to corrosive elements. However, in more extreme climates with high humidity, saltwater exposure, or severe temperature fluctuations, rebars may experience accelerated corrosion and have a shorter lifespan. Regular maintenance and proper corrosion protection measures can help extend the lifespan of rebars in different climates.
- Q: Can steel rebars be used in tunnel lining construction?
- Tunnel lining construction readily employs steel rebars, given their exceptional tensile strength and durability. These rebars are extensively utilized as they furnish structural reinforcement to the concrete lining, assuring its stability and long-term performance. Typically, the rebars are embedded within the concrete lining, creating a robust composite structure that effectively withstands the various loads and pressures encountered in tunnel environments. Moreover, steel rebars can be easily molded and flexed to conform to the tunnel's shape, facilitating efficient and precise construction. Overall, steel rebars represent an indispensable element in tunnel lining construction, guaranteeing the essential strength and structural integrity that safeguard the safety and longevity of the tunnels.
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Hot Rolled Steel Rebar Deformed Bar High Quality
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 1000 m.t.
- Supply Capability:
- 30000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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