G460B deformed steel bar deformed steel bar

G460B deformed steel bar deformed steel bar System 1

G460B deformed steel bar deformed steel bar

Ref Price:

Loading Port:: Tianjin

Payment Terms:: TT or LC

Min Order Qty:: 25 m.t.

Supply Capability:: 100000 m.t./month

Inquire Now

Add to My Favorites

OKorder Service Pledge

Quality Product, Order Online Tracking, Timely Delivery

OKorder Financial Service

Credit Rating, Credit Services, Credit Purchasing

Specifications of HRB400 Deformed Steel Bar:

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

Deformed Steel Bar in container

G460B deformed steel bar deformed steel bar

Deformed Steel Bar in factory

G460B deformed steel bar deformed steel bar

Note:

1. Our products are produced according to national standard (GB), if not, supply according to national standards (GB) or agreement as customer required.

2. Other Grade and Standard Deformed Steel Bar we can supply:

Grade: GR40/GR60, G460B/B500A/B500B/B500C,BST500S

Standard: ASTM, BS, DIN

The Minimum Order Quantity of these products is high, and need to be confirmed.

3. We can not only supply Deformed Steel Bar; if you need anything about building materials, please contact us for further information.

4. Please send us your detail specifications when inquire. We will reply to you as soon as possible. We sincerely hope we can establish a long stable business relationship.

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.

Q: Do steel rebars affect the weight of a structure?: Steel rebars indeed have an impact on the weight of a structure. These rebars, also known as reinforcing bars, are utilized to strengthen concrete structures. When concrete is poured, these rebars are incorporated to enhance its strength and provide support. As steel is significantly denser than concrete, the inclusion of rebars leads to an overall increase in the structure's weight. Nevertheless, the weight increment is relatively minor when compared to the significant benefits obtained in terms of structural integrity and load-bearing capacity. The rebars aid in evenly distributing the load across the structure, thereby enhancing its resistance to bending, cracking, and collapsing under heavy loads. Hence, although rebars contribute some weight to a structure, the advantages they offer in terms of safety and durability far surpass the slight increase in weight.

Q: What is the process of installing steel rebars in concrete?: The process of installing steel rebars in concrete involves several steps. Firstly, the rebars are cut to the required length and shape according to the design specifications. Then, the concrete formwork is prepared, ensuring it is clean and properly aligned. Next, the rebars are carefully placed within the formwork, ensuring proper spacing and positioning as per structural requirements. The rebars are securely fastened using wire ties or mechanical connectors to maintain their position during the concrete pouring process. Finally, the concrete is poured into the formwork, encasing the rebars and forming a strong bond between them. The concrete is left to cure, allowing it to harden and create a reinforced structure with the rebars providing additional strength and stability.

Q: Can steel rebars be used in road or highway construction?: Road or highway construction can utilize steel rebars. Reinforcing bars, also known as steel rebars, are commonly employed in the construction sector to bolster the strength and support of concrete structures. In the realm of road and highway construction, rebars are typically utilized in the creation of reinforced concrete pavements, bridge decks, and retaining walls. By embedding rebars in concrete, its tensile strength can be enhanced, as concrete is robust in compression but weak in tension. The addition of rebars to the concrete aids in distributing tensile forces, thus enhancing the overall longevity and load-bearing capacity of road or highway infrastructure. The utilization of steel rebars in road or highway construction presents numerous advantages. Firstly, it enhances the structural integrity and lifespan of the infrastructure, as reinforced concrete structures are better equipped to withstand heavy traffic loads, temperature fluctuations, and environmental factors. Secondly, rebars assist in mitigating cracking and deterioration of the concrete, thereby reducing the necessity for frequent repairs and maintenance. Additionally, the utilization of rebars allows for more efficient and cost-effective construction, as it permits the use of thinner concrete sections without compromising strength. All in all, steel rebars are an indispensable component in road or highway construction, as they provide the essential reinforcement to ensure the strength, durability, and longevity of the infrastructure.

Q: What are the different types of steel rebars used in bridge construction?: There are several types of steel rebars commonly used in bridge construction, including carbon steel rebars, epoxy-coated rebars, stainless steel rebars, and galvanized rebars. Each type has its own unique properties and benefits, such as corrosion resistance, strength, and durability, which make them suitable for various bridge construction applications.

Q: What are the guidelines for the proper anchoring of steel rebars in walls?: The proper anchoring of steel rebars in walls is crucial to ensure the structural integrity and stability of the construction. Here are some guidelines to follow for the correct anchoring of steel rebars in walls: 1. Determine the required rebar size and spacing: The size and spacing of rebars depend on the design specifications and load requirements. Consult the structural engineer or refer to the building codes for the appropriate rebar size and spacing. 2. Clean and prepare the concrete surfaces: Before anchoring the rebars, ensure that the concrete surfaces are clean, free from dust, debris, and any loose material. Use a wire brush or compressed air to remove any contaminants. 3. Use proper anchoring techniques: The most common method for anchoring steel rebars in walls is by embedding them into the concrete. Ensure that the rebars are securely embedded by following these steps: a. Drill holes: Drill holes in the concrete wall at the specified locations and depths, ensuring that the diameter of the hole matches the rebar size. b. Clean the drilled holes: Remove any dust or debris from the drilled holes using compressed air or a brush. c. Insert rebars: Insert the rebars into the drilled holes, making sure they reach the required embedment depth. d. Proper spacing: Maintain the specified spacing between rebars based on the design requirements. e. Secure rebars: Use appropriate anchoring materials like epoxy resin or grout to secure the rebars in place. Follow the manufacturer's instructions for mixing and applying the anchoring material. f. Ensure proper alignment: Verify that the rebars are correctly aligned, both horizontally and vertically, before the anchoring material sets. 4. Allow sufficient curing time: After anchoring the rebars, allow sufficient time for the anchoring material to cure. This ensures that the rebars are firmly secured in place. 5. Properly protect the rebars: Once the rebars are anchored, protect them from corrosion by applying a suitable corrosion-resistant coating or using corrosion-resistant rebars. It is essential to follow these guidelines, as improper anchoring of steel rebars can compromise the structural integrity of the walls and pose safety risks. Always consult with a qualified structural engineer or building professional for specific guidelines tailored to your project.

Q: How are steel rebars transported and stored on construction sites?: Steel rebars are typically transported to construction sites using trucks or trailers. Once they arrive, rebars are unloaded and stored in an organized manner to ensure easy access and prevent damage. They are commonly stacked horizontally on racks or placed vertically in bundles, secured with wire or straps. Additionally, rebars should be stored on a clean, dry surface to avoid rusting and corrosion.

Q: How are steel rebars bent during construction?: Steel rebars are bent during construction using specialized tools and equipment. The process involves several steps to ensure the rebars are bent accurately and to the required specifications. First, the rebars are selected based on the design and structural requirements of the project. The rebars are typically made of carbon steel and come in various sizes and lengths. They are usually straight and need to be bent according to the specific shape and dimensions required for the construction. To bend the rebars, construction workers use a bending machine or a hydraulic bender. These machines have a set of rollers or dies that apply pressure to the rebar, bending it into the desired shape. The machine is adjusted to the required angle and radius of the bend. Before bending, the rebars are marked with measurements and reference points to ensure accuracy. The operator places the rebar into the bending machine, aligning it with the reference points. The machine is then activated, and the rollers or dies apply force to the rebar, gradually bending it to the desired shape. For complex bends or shapes, multiple bends may be required. In such cases, the rebar is bent incrementally, with the operator adjusting the machine after each bend to achieve the desired shape. It is important to note that rebars have specific bending limits to prevent them from breaking or losing their structural integrity. Construction workers must adhere to these limits and ensure that the rebars are not over-bent, as it could compromise the strength and safety of the structure. Overall, the process of bending steel rebars during construction involves using specialized equipment, careful measurements, and skilled operators to achieve the required shapes and dimensions for the project.

Q: What are the disadvantages of using steel rebars?: One of the disadvantages of using steel rebars is their susceptibility to corrosion. Over time, exposure to moisture and other environmental factors can cause the rebars to rust, weakening their structural integrity. This corrosion can lead to structural damage and compromise the overall strength of the reinforced concrete. Additionally, steel rebars are heavy and can be difficult to handle and transport, which can increase construction costs and labor requirements.

Q: Can steel rebars be used in both residential and commercial construction?: Indeed, steel rebars find extensive utility in both residential and commercial construction endeavors. These rebars frequently serve as reinforcement within concrete structures, endowing them with heightened fortitude and longevity. They prove apt for an array of applications, encompassing foundations, walls, columns, beams, and slabs - all of which are integral components within both residential and commercial construction projects. By employing steel rebars, one guarantees that the concrete structures can withstand the burdens and pressures they encounter, rendering them suitable for diverse construction ventures, regardless of their magnitude or objective.

Q: How do steel rebars affect the durability of a structure?: The durability of a structure is greatly influenced by steel rebars. These reinforcements, which are made of high-strength steel, are embedded in concrete to improve its tensile strength and overall structural integrity. Steel rebars prevent structural failures and ensure the long-term durability of the construction by resisting cracking and flexural stresses. One of the main advantages of using steel rebars is their ability to withstand tension forces. While concrete is strong in compression, it is weak in tension. When a structure is subjected to loads that cause bending or stretching, the rebars distribute these forces throughout the concrete, preventing it from cracking or breaking. This reinforcement enhances the load-bearing capacity of the structure, making it more resistant to external forces like earthquakes or strong winds. Furthermore, steel rebars also play a critical role in preventing corrosion within the structure. Concrete is porous, and with time, moisture can infiltrate it, leading to rusting of the embedded reinforcement. Rusting rebars expand, resulting in cracks and weakening of the structure. However, by using rebars that are resistant to corrosion, such as epoxy-coated or stainless steel rebars, the risk of corrosion is significantly reduced, thus improving the durability of the structure. In addition to their mechanical properties, steel rebars also contribute to the durability of a structure in terms of construction speed and long-term maintenance. Compared to other traditional reinforcement materials, rebars are relatively easy to install, reducing construction time and costs. Furthermore, their long lifespan and minimal maintenance requirements ensure the longevity and durability of the structure over time. To conclude, steel rebars are indispensable for guaranteeing the durability of a structure. Their ability to withstand tension forces, prevent cracking, and mitigate the risk of corrosion greatly enhances the structural integrity and longevity of the construction. It is crucial to incorporate steel rebars into the design and construction process to create robust, secure, and long-lasting structures.

Send your message to us

*Email

*TEL

*Quantity

*Unit