Deformed Steel Bar HRB4000 HRB500 ASTM A615 GR40/GR60
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 40000 m.t./month
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Product Description:
OKorder is offering Deformed Steel Bar HRB4000 HRB500 ASTM A615 GR40/GR60 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 Steel Bar HRB4000 HRB500 ASTM A615 GR40/GR60 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 Deformed Steel Bar HRB4000 HRB500 ASTM A615 GR40/GR60 are durable, strong, and resist corrosion.
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:
Standard | GB | HRB400 | |
Diameter | 6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm, 22mm,25mm,28mm,32mm,36mm,40mm,50mm | ||
Length | 6M, 9M,12M or as required | ||
Place of origin | Hebei, China mainland | ||
Advantages | exact size, regular package, chemical and mechanical properties are stable. | ||
Type | Hot rolled deformed steel bar | ||
Brand name | DRAGON | ||
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 |
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
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: How do we guarantee the quality of our products?
A2: We have established an advanced quality management system which conducts strict quality tests at every step, from raw materials to the final product. At the same time, we provide extensive follow-up service assurances as required.
Q3: How soon can we receive the product after purchase?
A3: 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.
Q4: What makes stainless steel stainless?
A4: 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.
Q5: Can stainless steel rust?
A5: 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.
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- Q:How long do steel rebars last in structures?
- Steel rebars can last for several decades in structures, typically ranging from 50 to 100 years, depending on various factors such as the quality of the steel, environmental conditions, and maintenance practices.
- Q:Can steel rebars be used in the construction of residential towers and skyscrapers?
- Yes, steel rebars can be used in the construction of residential towers and skyscrapers. Steel rebars provide strength and durability to reinforced concrete structures, making them suitable for high-rise buildings. The use of steel rebars helps to reinforce the concrete and enhances the structural integrity of the buildings, ensuring they can withstand the vertical and lateral loads imposed on them.
- Q:Can steel rebars be used in the construction of shopping malls?
- Yes, steel rebars can be used in the construction of shopping malls. Steel rebars provide structural strength and reinforcement to concrete, making them suitable for use in various construction projects, including shopping malls.
- Q:What are the common methods of cutting steel rebars on construction sites?
- There are several common methods used to cut steel rebars on construction sites. These methods are chosen based on the specific requirements of the project and the available equipment. One commonly used method is using a rebar cutter, which is a handheld tool specifically designed for cutting steel rebars. These cutters are operated manually and can easily cut through rebars of varying diameters. They are convenient to use on-site due to their portability and ease of operation. Another method is using a chop saw, also known as a cut-off saw or an abrasive saw. This method involves using a high-speed abrasive disc to make precise cuts on the steel rebars. Chop saws are commonly used when there is a need for accurate and clean cuts, especially when multiple rebars need to be cut to the same length. Oxy-fuel cutting is another method that can be used for cutting steel rebars. This method involves using a torch that combines oxygen and a fuel gas, typically acetylene, to create a high-temperature flame. The intense heat generated by the torch can effectively cut through steel rebars of varying thicknesses. Oxy-fuel cutting is often used when there is a need for rapid cutting or when dealing with thicker rebars. Plasma cutting is also a popular method for cutting steel rebars. This technique uses a high-velocity jet of ionized gas, known as plasma, to melt and remove the metal. Plasma cutting is suitable for cutting rebars of different thicknesses and can achieve precise and clean cuts. It is often used when working with rebars that have intricate shapes or when there is a need for fast and accurate cutting. It is important to note that safety precautions should always be followed when cutting steel rebars on construction sites. This includes wearing appropriate personal protective equipment, such as safety glasses, gloves, and hearing protection. Additionally, proper training and supervision are crucial to ensure the correct use of cutting equipment and to minimize the risk of accidents or injuries.
- Q:What is the diameter range of steel rebars?
- The diameter range of steel rebars typically varies from 6mm to 50mm.
- Q:Can steel rebars be bent on-site to fit specific shapes?
- Yes, steel rebars can be bent on-site to fit specific shapes. The flexibility and malleability of steel allow it to be easily bent and shaped according to the required specifications.
- Q:What is the role of steel rebars in earthquake-resistant structures?
- The significance of steel rebars in earthquake-resistant structures cannot be overstated. These reinforcing bars are utilized to strengthen concrete structures, increasing their strength and stability, and consequently making them more resilient against the destructive forces of earthquakes. When an earthquake occurs, the ground violently shakes, exerting immense pressure on the structure and subjecting it to significant stress. Without proper reinforcement, the concrete alone may not be able to withstand these forces, resulting in structural failure and the potential for collapse. Typically, steel rebars are embedded within the concrete, creating a strong bond. Acting as a skeleton or framework, these rebars evenly distribute the load and stress throughout the structure. They enhance the tensile strength of concrete, which is naturally weak in tension but strong in compression. By resisting bending, shearing, and tensile forces, steel rebars help prevent cracks and limit the extent of damage caused by seismic activity. Additionally, the presence of steel rebars allows for greater ductility in the structure. Ductility refers to a material's ability to deform without breaking or fracturing. In the event of an earthquake, the steel rebars can stretch and flex, absorbing and dissipating energy, thereby reducing the impact on the concrete and minimizing structural damage. The combination of rigid concrete and flexible steel rebars creates a system capable of withstanding the lateral forces and vibrations produced during an earthquake. In summary, steel rebars are indispensable in earthquake-resistant structures as they reinforce concrete, enhance its tensile strength, improve ductility, and provide overall stability. Their inclusion in the design and construction of buildings and infrastructure is imperative to ensure the safety and resilience of these structures in seismic zones.
- Q:How do steel rebars prevent cracks in concrete?
- Steel rebars prevent cracks in concrete by providing reinforcement and increasing the tensile strength of the structure. As concrete is strong in compression but weak in tension, the rebars absorb and distribute the tensile forces throughout the concrete, preventing it from cracking under stress. The combination of steel rebars and concrete creates a composite material that can withstand bending, flexing, and other external loads, thus enhancing the overall durability and longevity of the structure.
- Q:What are the guidelines for proper storage and transportation of steel rebars?
- The guidelines for proper storage and transportation of steel rebars include keeping them off the ground to avoid moisture and corrosion, storing them in a well-ventilated area, organizing them in a neat and stable manner to prevent falling or shifting, protecting them from direct exposure to weather conditions, and securing them properly during transportation to avoid damage or accidents.
- Q:How do steel rebars improve the flexural strength of concrete?
- Concrete's flexural strength is enhanced by the presence of steel rebars, which reinforce the material and resist tensile forces. Although concrete is strong in compression, it lacks the same strength in tension, making it prone to cracking and failure under bending or other flexural stresses. The addition of steel rebars to the concrete results in a composite material with improved flexural strength. These rebars serve as reinforcement, absorbing and distributing tensile forces throughout the structure. When subjected to bending, the rebars counteract the tension, effectively preventing cracks from forming and spreading. Typically, the rebars are strategically placed in areas where tensile stresses are anticipated, such as the bottom of a beam or the tension face of a slab. Their purpose is to provide sufficient strength to bear the tensile forces and safeguard the concrete from failure. The bond between the rebars and the concrete is essential for ensuring effective transfer of loads from the concrete to the steel reinforcement. Furthermore, the incorporation of rebars allows for the design of slimmer and more efficient concrete elements. By providing the necessary tensile strength, the amount of concrete required can be reduced, resulting in cost savings and lighter structures. The combination of concrete and steel rebars maximizes the material properties of both components, creating a composite material that exhibits strength in both compression and tension. In summary, steel rebars significantly enhance the flexural strength of concrete by reinforcing it against tensile forces, thereby preventing cracking and failure. This reinforcement enables the design of more efficient and durable structures.
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Deformed Steel Bar HRB4000 HRB500 ASTM A615 GR40/GR60
- Ref Price:
-
- Loading Port:
- Tianjin
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 m.t.
- Supply Capability:
- 40000 m.t./month
OKorder Service Pledge
OKorder Financial Service
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