Hot Rolled Deformed Bar ou Reinforcement Bar 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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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: How soon can we receive the product after purchase?
A1: Within three days of placing an order, we will begin production. The specific shipping date is dependent upon international and government factors, but is typically 7 to 10 workdays.
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: Are there any environmental concerns related to steel rebars?
- Yes, there are some environmental concerns related to steel rebars. The production of steel requires significant amounts of energy and releases carbon dioxide emissions, contributing to climate change. Additionally, the extraction of iron ore and other raw materials for steel production can cause habitat destruction and depletion of natural resources. However, steel rebars are also highly recyclable, reducing the need for new steel production and minimizing environmental impact.
- Q: What is the recommended diameter of steel rebars for slab reinforcement?
- The recommended diameter of steel rebars for slab reinforcement typically ranges from 8mm to 25mm, depending on the specific requirements of the project, load-bearing capacity, and engineering design.
- Q: What is the role of steel rebars in basement wall construction?
- The role of steel rebars in basement wall construction is to provide reinforcement and structural support to the concrete wall. Steel rebars, also known as reinforcing bars, are typically made of carbon steel and are placed in the concrete before it is poured. The rebars are strategically positioned within the concrete to add strength and stability to the wall. They help to distribute the load and forces that the wall may encounter, such as soil pressure or lateral forces from the surrounding environment. This reinforcement prevents the wall from cracking or collapsing under these external pressures, ensuring its durability and structural integrity. In addition to reinforcing the basement wall, steel rebars also help to control shrinkage and expansion of the concrete due to temperature changes. By providing a framework within the wall, the rebars help to limit the formation of cracks and maintain the overall stability of the structure. Overall, the presence of steel rebars in basement wall construction significantly enhances the strength and durability of the concrete wall. They play a crucial role in ensuring the integrity of the structure and protecting it from potential damage or failure.
- Q: What is the role of steel rebars in dam construction?
- The role of steel rebars in dam construction is to provide reinforcement and strength to the concrete structure. Rebars are embedded within the concrete to enhance its tensile strength, prevent cracking, and increase durability to withstand the immense pressure and forces exerted by the water stored in the dam. They help distribute the load evenly across the dam, ensuring its stability and longevity.
- Q: What are the guidelines for inspecting steel rebars on a construction site?
- The guidelines for inspecting steel rebars on a construction site typically include checking for proper placement, alignment, and spacing of the rebars according to the project specifications and design drawings. Inspectors also need to ensure that the rebars are free from any damages, rust, or contamination that could affect their structural integrity. Additionally, inspectors should verify the rebars' dimensions, lengths, and grades, as well as their proper anchorage and connection to adjacent elements. Regular inspections throughout the construction process are crucial to maintain quality and compliance with safety standards.
- Q: Are steel rebars prone to expansion and contraction?
- Yes, steel rebars are prone to expansion and contraction due to changes in temperature.
- 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. The use of steel rebars in construction enhances the structural integrity and longevity of a building, reducing the need for frequent repairs and replacements. This, in turn, contributes to the sustainable aspect of a building by minimizing resource consumption and waste generation. Moreover, steel is a highly recyclable material, allowing for a circular economy approach in construction. By incorporating steel rebars, buildings can achieve higher energy efficiency, reduced environmental footprint, and enhanced durability, thus positively impacting their overall sustainability.
- Q: What is the thermal expansion coefficient of steel rebars?
- The thermal expansion coefficient of steel rebars refers to the rate at which the rebars expand or contract with changes in temperature. Steel is known to have a relatively low thermal expansion coefficient, typically around 12 x 10^-6 per degree Celsius. This means that for every degree increase in temperature, the length of the steel rebar will increase by approximately 0.000012 times its original length. It is important to consider the thermal expansion coefficient of steel rebars in construction projects to prevent potential issues such as structural instability and cracking due to temperature variations.
- Q: What is the average lifespan of steel rebars in concrete structures?
- The average lifespan of steel rebars in concrete structures can vary depending on several factors. Generally, if the concrete is of good quality and properly maintained, the rebars can last for several decades. However, exposure to environmental conditions such as moisture, chemicals, and temperature fluctuations can accelerate the corrosion process, leading to a shorter lifespan. In areas with high humidity or proximity to saltwater, rebars may corrode more quickly. Additionally, poor construction practices, such as inadequate concrete cover or improper placement of rebars, can also impact their lifespan. Regular maintenance and inspections can help identify any potential issues and extend the lifespan of steel rebars in concrete structures.
- Q: Can steel rebars be bent without breaking?
- Yes, steel rebars can be bent without breaking. Steel rebars are made from a strong and durable material called steel, which has excellent flexibility and tensile strength. This means that steel rebars can withstand significant bending forces without breaking or fracturing. However, it is important to note that there are limits to how much a steel rebar can be bent without causing damage. If excessive force is applied or if the rebar is bent beyond its maximum bending capacity, it may eventually break. Therefore, it is crucial to follow industry guidelines and specifications when bending steel rebars to ensure their integrity and structural performance.
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Hot Rolled Deformed Bar ou Reinforcement Bar 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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