Hot Rolled Deformed Bar ou Reinforcement Bar ASTM A615 6mm-50mm
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 100000 m.t./month
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OKorder Financial Service
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Product Description:
OKorder is offering high quality Hot Rolled Steel I-Beams 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 European, North American and Asian markets. We provide quotations within 24 hours of receiving an inquiry and guarantee competitive prices.
Product Applications:
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
Product Advantages:
OKorder's Steel I-Beams are durable, strong, and resist corrosion, exact size, regular package, chemical and mechanical properties are stable.
Main Product Features:
· Premium quality
· Prompt delivery & seaworthy packing (30 days after receiving deposit)
· Corrosion resistance
· Can be recycled and reused
· Mill test certification
· Professional Service
· Competitive pricing
Product Specifications:
Manufacture: Hot rolled
Grade: BS4449
Certificates: ISO, SGS, BV, CIQ
Diameter: 6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm,
22mm,25mm,28mm,32mm,36mm,40mm,50mm
Length: 6M, 9M,12M or as required
Packaging: Export packing, nude packing, bundled
Chemical Composition: (Please kindly find our chemistry of our material based on HRB500 as below for your information)
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 | |
Physical capability | |||||||
Yield Strength (N/cm²) | Tensile Strength (N/cm²) | Elongation (%) | |||||
≥400 | ≥570 | ≥14 | |||||
Theoretical weight and section area of each diameter as below for your information:
Diameter(mm) | Section area (mm²) | Mass(kg/m) | Weight of 12m bar(kg) |
6 | 28.27 | 0.222 | 2.664 |
8 | 50.27 | 0.395 | 4.74 |
10 | 78.54 | 0.617 | 7.404 |
12 | 113.1 | 0.888 | 10.656 |
14 | 153.9 | 1.21 | 14.52 |
16 | 201.1 | 1.58 | 18.96 |
18 | 254.5 | 2.00 | 24 |
20 | 314.2 | 2.47 | 29.64 |
22 | 380.1 | 2.98 | 35.76 |
25 | 490.9 | 3.85 | 46.2 |
28 | 615.8 | 4.83 | 57.96 |
32 | 804.2 | 6.31 | 75.72 |
36 | 1018 | 7.99 | 98.88 |
40 | 1257 | 9.87 | 118.44 |
50 | 1964 | 15.42 | 185.04 |
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 makes stainless steel stainless?
A2: Stainless steel must contain at least 10.5 % chromium. It is this element that reacts with the oxygen in the air to form a complex chrome-oxide surface layer that is invisible but strong enough to prevent further oxygen from "staining" (rusting) the surface. Higher levels of chromium and the addition of other alloying elements such as nickel and molybdenum enhance this surface layer and improve the corrosion resistance of the stainless material.
Q3: Can stainless steel rust?
A3: Stainless does not "rust" as you think of regular steel rusting with a red oxide on the surface that flakes off. If you see red rust it is probably due to some iron particles that have contaminated the surface of the stainless steel and it is these iron particles that are rusting. Look at the source of the rusting and see if you can remove it from the surface.
- Q: What is the tensile strength of different grades of steel rebars?
- The tensile strength of different grades of steel rebars can vary, but generally, it ranges from 400 to 600 megapascals (MPa).
- Q: Are there any limitations on the use of steel rebars in flexural members?
- Yes, there are limitations on the use of steel rebars in flexural members. The size, placement, and quantity of rebars used must comply with the design codes and specifications governing the structural elements. Additionally, factors such as the load capacity, bending strength, and deflection requirements must be considered to ensure the safe and effective use of steel rebars in flexural members.
- Q: Can steel rebars be used in retaining walls?
- Retaining walls can indeed utilize steel rebars. These rebars, also referred to as reinforcing bars, are frequently employed in retaining walls to enhance their strength and reinforcement. Typically, the rebars are embedded in the concrete or masonry structure of the retaining wall, thereby bolstering its structural integrity and fortifying it against forces like soil pressure. By incorporating steel rebars, retaining walls become resistant to cracking, shifting, or collapsing, providing a trustworthy and long-lasting solution for soil retention and erosion prevention.
- Q: Can steel rebars be used in sound barrier walls?
- Indeed, sound barrier walls can employ steel rebars. These rebars are regularly employed in the construction of reinforced concrete structures, such as sound barrier walls. They furnish the walls with resilience and longevity, guaranteeing their ability to endure the pressures exerted upon them by wind, weather, and impacts. Moreover, steel rebars aid in fortifying the structural integrity of the sound barrier walls, rendering them more impervious to vibrations and the transmission of noise. Consequently, steel rebars are a fitting and frequently utilized material in the construction of sound barrier walls.
- Q: What are the different types of steel rebars used in building construction?
- Building construction utilizes various types of steel rebars, each possessing distinct characteristics and applications. Among the prevalent variants: 1. Mild Steel Rebars, also referred to as black bars, find extensive usage due to their lower carbon content, rendering them suitable for general construction purposes. 2. High Strength Deformed (HSD) Bars, heat-treated rebars exhibiting greater yield strength than mild steel rebars, feature a ribbed surface that enhances concrete adhesion. Consequently, they are ideal for load-bearing structures. 3. Epoxy-Coated Rebars employ an epoxy resin coating to shield against corrosion, preventing direct contact with moisture and chemicals, thereby prolonging the structure's lifespan. 4. Galvanized Rebars, coated with zinc, serve as a protective barrier against rust and corrosion. Even if the coating sustains damage, the zinc layer acts as a sacrificial layer, impeding steel corrosion. 5. Carbon Steel Rebars, crafted from carbon steel, boast superior tensile strength compared to mild steel rebars. They are commonly utilized in high-rise buildings and hefty construction projects. 6. Stainless Steel Rebars, known for their exceptional corrosion resistance, find application in structures enduring harsh environments or chemical exposure. Although pricier, they deliver unmatched durability. 7. European Rebars (Euro Rebars), adhering to European standards and featuring specific markings indicating their grade and properties, enjoy widespread employment in European construction ventures. The selection of rebar types hinges on factors such as the structure's intended purpose, environmental conditions, and desired strength. Opting for the appropriate rebar variety is crucial to ensure the building's stability and longevity.
- Q: What is the role of steel rebars in preventing concrete shrinkage?
- The prevention of concrete shrinkage is crucial, and steel rebars play a vital role in achieving this. When concrete cures, it tends to shrink and undergo volumetric changes, which can lead to cracks that compromise the concrete's structural integrity and durability. To counteract this shrinkage, steel reinforcement bars, known as rebars, are embedded within the concrete. The primary purpose of these rebars is to provide tensile strength to the concrete. Concrete is weak in tension but strong in compression, so by adding rebars, the concrete becomes reinforced and gains the ability to withstand tensile forces. During the curing process, the concrete naturally shrinks. However, the presence of rebars helps distribute the stress and strain caused by this shrinkage. Acting as a framework, the rebars resist the forces induced by shrinkage and prevent significant cracks from forming. Instead of the concrete trying to shrink uniformly across its entire surface, the rebars help control and limit the shrinkage, reducing the potential for cracking. Furthermore, rebars contribute to the overall structural stability of the concrete. They enhance the load-bearing capacity, improve resistance against external forces such as earthquakes or heavy loads, and increase the flexural strength of the concrete. By reinforcing the concrete with rebars, the structure becomes more resistant to deformation, ensuring its longevity and safety. In conclusion, steel rebars play a critical role in preventing concrete shrinkage by providing tensile strength and distributing stress and strain. They reinforce the concrete, enhance its structural stability, and minimize the risk of cracking, thereby ensuring the durability and integrity of concrete structures.
- Q: Are steel rebars suitable for reinforcement in theme parks and amusement centers?
- Yes, steel rebars are suitable for reinforcement in theme parks and amusement centers. Steel rebars are commonly used in construction due to their high strength and durability. They provide excellent reinforcement to concrete structures, ensuring the safety and stability of the infrastructure in theme parks and amusement centers, where heavy loads and frequent foot traffic are expected.
- Q: What is the impact of steel rebars on the overall sustainability of a building?
- Steel rebars have a significant impact on the overall sustainability of a building due to their various environmental, economic, and social implications. Firstly, steel rebars contribute to the durability and resilience of the structure, enhancing the longevity of the building. This means that the building will require fewer repairs and renovations over its lifespan, reducing the need for additional resources and minimizing waste. In terms of environmental impact, steel rebars can be recycled, reducing the demand for new steel production and the associated carbon emissions. Recycling steel rebars also saves energy and reduces the extraction of raw materials, such as iron ore and coal. Additionally, steel rebars can be salvaged and reused in other construction projects, further extending their lifespan and reducing waste. From an economic standpoint, the use of steel rebars can lead to cost savings in construction and maintenance. Steel is a versatile and strong material, allowing for lighter and more efficient designs, which can result in reduced material and labor costs. Moreover, the recyclability and salvagability of steel rebars can provide economic benefits through the resale or repurposing of the material. Furthermore, steel rebars play a crucial role in ensuring the safety and structural integrity of buildings, especially in areas prone to earthquakes or high winds. By providing reinforcement to concrete, steel rebars enhance the resistance of the building to external forces, reducing the risk of collapse or damage during natural disasters. This aspect of safety is essential for the wellbeing of occupants and the community at large. In conclusion, steel rebars have a positive impact on the overall sustainability of a building. They contribute to durability, reduce environmental impacts through recycling and reuse, offer economic benefits, and enhance the safety of the structure. Incorporating steel rebars in construction projects can significantly improve the long-term sustainability and resilience of buildings.
- Q: What is the role of steel rebars in multi-story building construction?
- The role of steel rebars in multi-story building construction is to provide reinforcement and strength to the concrete structure. By adding steel rebars to the concrete, it enhances its ability to withstand tensile forces and prevents cracking or collapsing. This reinforcement helps to ensure the structural integrity and durability of the building, making it safe and resilient against external loads and natural disasters.
- Q: What are the different types of coatings available for steel rebars to prevent corrosion?
- To prevent corrosion, different coatings are available for steel rebars. These coatings serve as a barrier between the steel rebar and its surroundings, effectively preventing or minimizing the corrosion process. The range of coatings includes: 1. Epoxy Coating: Widely used, this thermosetting polymer creates a strong and durable protective layer. It is known for its excellent resistance to chemicals and abrasion. 2. Zinc Coating: Utilized in hot-dip galvanization, zinc coatings act as sacrificial anodes, corroding in place of the steel rebar and safeguarding it from oxidation. 3. Fusion-Bonded Epoxy Coating: By melting epoxy powder onto the steel rebar's surface, a robust bond is formed. This coating is resistant to corrosion, chemicals, and moisture. 4. Polymer Coating: Coatings like polyethylene or polypropylene form a protective layer against corrosion. They exhibit high resistance to chemicals, abrasion, and moisture, ensuring long-term protection. 5. Concrete Coating: When properly applied, concrete can act as a protective coating for steel rebars. The alkaline nature of concrete facilitates the formation of a protective oxide layer, preventing further corrosion. 6. Stainless Steel Coating: The application of a thin layer of stainless steel significantly enhances corrosion resistance. Stainless steel coatings offer exceptional durability and resistance in harsh environments. Selecting the appropriate coating is crucial, considering the specific application and environmental conditions, to achieve optimal protection against corrosion for steel rebars.
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Hot Rolled Deformed Bar ou Reinforcement Bar ASTM A615 6mm-50mm
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 100000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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