Deformed Bar Hot Rolled High Quality BS 4449 GB HRB400
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 2000000 m.t./month
OKorder Service Pledge
OKorder Financial Service
You Might Also Like
Specification
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: What makes stainless steel stainless?
A1: 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.
Q2: Can stainless steel rust?
A2: 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.
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 impact of steel rebars on the overall carbon footprint of a construction project?
- Steel rebars have a significant impact on the overall carbon footprint of a construction project. The production of steel involves high carbon emissions due to the extraction and processing of iron ore, as well as the energy-intensive manufacturing process. Additionally, the transportation and installation of steel rebars contribute to the carbon footprint. However, the durability and strength of steel rebars offer long-term benefits by reducing the need for frequent repairs or replacements, ultimately mitigating the carbon emissions associated with maintenance. Therefore, while steel rebars contribute to the carbon footprint initially, their longevity and structural advantages can help offset these emissions over the lifespan of the construction project.
- Q: What are the common sizes of steel rebars?
- The common sizes of steel rebars vary depending on the application, but some of the most commonly used sizes include #3 (3/8 inch), #4 (1/2 inch), #5 (5/8 inch), #6 (3/4 inch), and #8 (1 inch).
- Q: Can steel rebars be used in composite structures?
- Yes, steel rebars can be used in composite structures. Steel rebars are often used as reinforcement in composite structures such as concrete-filled steel tubes or fiber-reinforced polymer composites. They provide additional strength and stability to the overall structure, making it more durable and resistant to various loads and stresses.
- Q: How do steel rebars affect the flexural strength of reinforced concrete elements?
- Steel rebars significantly enhance the flexural strength of reinforced concrete elements by providing tensile strength to counteract the concrete's weakness in tension, resulting in a more durable and resilient structure.
- Q: How do steel rebars contribute to the overall structural integrity of a building?
- Steel rebars contribute to the overall structural integrity of a building by providing reinforcement to concrete structures. They enhance the strength and durability of concrete by withstanding tensile forces, which concrete alone is not able to withstand. This reinforcement system helps distribute and resist the loads and stresses acting on the building, increasing its resistance to bending, cracking, and collapsing. Ultimately, steel rebars ensure that the building can withstand various external forces, such as wind, earthquakes, and heavy loads, thereby ensuring the overall stability and safety of the structure.
- Q: Are steel rebars fire resistant?
- Yes, steel rebars are generally considered to be fire resistant. Steel is an incombustible material, meaning it does not burn or contribute to the spread of fire. In the case of fire, steel rebars can withstand high temperatures for an extended period without losing their structural integrity. This is due to the high melting point of steel, which is around 1370 degrees Celsius (2500 degrees Fahrenheit). Additionally, steel rebars are often encased in concrete during construction, providing an additional layer of protection against fire. However, it is worth noting that in extremely intense and prolonged fire conditions, steel can eventually weaken and lose its load-bearing capacity. Therefore, fire protection measures such as fire-resistant coatings or fireproofing materials are sometimes applied to further enhance the fire resistance of steel structures.
- Q: Are steel rebars suitable for use in high-temperature applications?
- Yes, steel rebars are generally suitable for use in high-temperature applications. Steel has excellent heat resistance properties and can withstand high temperatures without significant structural degradation. However, it is important to consider the specific requirements of the application and consult with experts to ensure the appropriate type of steel rebar is selected to meet the desired temperature resistance.
- Q: Can steel rebars be used in buildings with high architectural requirements?
- Yes, buildings with high architectural requirements can utilize steel rebars. Steel rebars are extensively utilized in construction because of their strength, durability, and versatility. They offer structural integrity and reinforcement to concrete structures, making them appropriate for a vast array of architectural designs and requirements. Various architectural elements, including beams, columns, walls, slabs, and foundations, can incorporate steel rebars. They can be manipulated, molded, and joined together through welding to fulfill specific architectural designs, enabling the creation of intricate and complex structures. Furthermore, they can be tailored in terms of dimensions, length, and spacing, guaranteeing that they satisfy the architectural needs of the building. Furthermore, steel rebars possess resistance against fire, corrosion, and extreme weather conditions, making them suitable for buildings with high architectural requirements in terms of safety and durability. They provide a long-lasting solution, ensuring the preservation of the architectural vision and design for many years. In conclusion, buildings with high architectural requirements can certainly utilize steel rebars. Their strength, durability, versatility, and customization options make them an ideal selection for maintaining structural integrity while fulfilling the aesthetic and design requirements of the building.
- Q: Are steel rebars suitable for use in tunnels and underground mines?
- Tunnels and underground mines can benefit greatly from the use of steel rebars. These reinforcement bars, also called steel rebars, are commonly utilized in construction due to their strength and durability. In environments where structural integrity is crucial, such as tunnels and underground mines, steel rebars offer the necessary reinforcement to withstand the heavy loads and pressures associated with these settings. Steel rebars possess exceptional tensile strength, enabling them to resist bending and cracking even under high stress. This attribute is particularly important in tunnels and underground mines, where the surrounding rock and soil exert significant pressure on the structure. By reinforcing the concrete or other structural materials with steel rebars, the overall strength and stability of the tunnel or mine are enhanced, mitigating the risk of collapse or damage. Moreover, steel rebars exhibit resistance to corrosion, rendering them suitable for use in underground environments where moisture and chemical exposure are prevalent. Corrosion can weaken reinforcement materials, compromising the safety of the tunnel or mine. Conversely, steel rebars provide long-lasting reinforcement, ensuring the infrastructure's longevity and reliability. Additionally, steel rebars offer convenience in fabrication and installation, making them a practical choice for tunnel and underground mine construction. They can be easily cut and bent into specific shapes and sizes, facilitating customized reinforcement solutions tailored to the unique requirements of each project. This versatility and ease of installation make steel rebars an advantageous option for tunnels and underground mines, which often encounter complex geometries and challenging conditions. In conclusion, steel rebars are an ideal choice for tunnels and underground mines due to their strength, durability, corrosion resistance, and ease of installation. By utilizing steel rebars as reinforcement, these structures can be built to withstand demanding conditions, ensuring the safety of workers and the long-term viability of the infrastructure.
- Q: How do steel rebars contribute to the overall energy efficiency of a building?
- There are multiple ways in which steel rebars contribute to the energy efficiency of a building. Firstly, they are commonly utilized in reinforced concrete structures, which offer excellent thermal mass properties. Thermal mass refers to a material's capacity to absorb, store, and release heat energy. By incorporating steel rebars into concrete walls, floors, and ceilings, the building can effectively regulate interior temperature, thereby reducing the need for additional heating or cooling systems. Furthermore, steel rebars enhance a building's structural integrity and durability, thereby contributing to energy efficiency. Buildings constructed with reinforced concrete using steel rebars are better equipped to withstand external forces like wind or seismic activities. This increased resilience results in reduced maintenance requirements and a longer lifespan, ultimately saving energy and resources over time. Moreover, steel rebars are recyclable materials, meaning they can be processed and reused at the end of their life cycle. The recycling of steel rebars significantly reduces energy consumption and greenhouse gas emissions associated with the production of new steel. By incorporating recycled steel rebars, builders can further improve the energy efficiency of a building and contribute to sustainable construction practices. In conclusion, steel rebars play a critical role in enhancing the overall energy efficiency of a building. Their ability to provide thermal mass, improve structural integrity, and be recycled make them a sustainable and energy-efficient choice for construction projects.
Send your message to us
Deformed Bar Hot Rolled High Quality BS 4449 GB HRB400
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT OR LC
- Min Order Qty:
- 25 m.t.
- Supply Capability:
- 2000000 m.t./month
OKorder Service Pledge
OKorder Financial Service
Similar products
Hot products
Hot Searches
Related keywords
