Steel Rebar Deformed Bar High Quality Hot Rolled Steel

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Loading Port:: China Main Port

Payment Terms:: TT or LC

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DIN STANDARD HIGH QUALITY HOT ROLLED STEEL REBAR

Product Description:

OKorder is offering Steel Rebar Deformed Bar High Quality Hot Rolled Steelat 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:

Steel Rebar Deformed Bar High Quality Hot Rolled Steel 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 Steel Rebar Deformed Bar High Quality Hot Rolled Steel 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:

Specifications of HRB500 Deformed Steel Bar:

Standard	GB	HRB500
Diameter	6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm, 22mm,25mm,28mm,32mm,36mm,40mm,50mm

Length	6M, 9M,12M or as required
Payment term	TT or L/C
Application	mainly used in construction industry to reinforce concrete structures and so on
Quality	First quality, the goods are from Chinese big manufacturers.
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
HRB500	≤0.25	≤1.60	≤0.80	≤0.045	≤0.045		0.08-0.12
	Physical capability
	Yield Strength (N/cm²)		Tensile Strength (N/cm²)			Elongation (%)
	≥500		≥630			≥12

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 HRB500 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 HRB500 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

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: How do we guarantee the quality of our products?

A1: 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.

Q2: How soon can we receive the product after purchase?

A2: 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.

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.

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Steel Rebar Deformed Bar High Quality Hot Rolled Steel

Q: What are the different types of steel rebars used in industrial warehouses?: There are several types of steel rebars commonly used in industrial warehouses, including carbon steel rebars, epoxy-coated rebars, stainless steel rebars, and galvanized rebars. Each type has its own specific properties and benefits, catering to different requirements and environments within the warehouse.

Q: How long do steel rebars typically last in construction?: Steel rebars typically last for the entire lifespan of a construction project, which could range from several decades to even over a century, depending on the specific conditions and maintenance of the structure.

Q: What are the guidelines for proper placement of steel rebars in concrete structures?: The proper placement of steel rebars in concrete structures is essential to ensure the structural integrity and durability of the construction. Here are some guidelines to follow for the correct placement of rebars: 1. Design Considerations: The first step is to refer to the structural drawings and specifications provided by the engineer. These documents will outline the required rebar sizes, spacing, and any specific details or arrangements needed for the project. 2. Rebar Size and Spacing: The size and spacing of rebars are determined based on the structural requirements and load-bearing capacity of the concrete structure. The diameter and spacing of the rebars should adhere to the design specifications to provide adequate reinforcement. 3. Concrete Cover: The concrete cover refers to the distance between the outer surface of the rebar and the edge of the concrete. This cover protects the rebars from corrosion and provides fire resistance. It is crucial to maintain the specified concrete cover to ensure the longevity of the rebars. 4. Lap Length: In cases where rebars need to be spliced or joined together, a lap length is specified. The lap length ensures sufficient overlap for the transfer of stress between the rebars and prevents any weak points in the structure. 5. Alignment and Positioning: Rebars should be properly aligned and positioned within the concrete formwork. They should be placed in the center of the concrete section to effectively resist tension and compression forces. The use of spacers or chairs can help maintain the desired rebar position during the pouring and setting of the concrete. 6. Clearances and Edge Distance: Adequate clearances must be maintained between rebars to allow for proper concrete flow during casting. Similarly, minimum edge distances should be maintained to prevent rebar corrosion and ensure proper concrete cover. 7. Tying and Fixing: Rebars should be securely tied and fixed at intersections to prevent displacement during concrete placement. Properly tying the rebars using wire or approved connectors helps maintain their position and ensures the structural integrity of the concrete. 8. Inspection and Quality Control: Regular inspections should be conducted during the concrete pouring process to verify that the rebars are placed correctly and according to the design specifications. Any deviations or discrepancies should be addressed promptly to avoid compromising the structural integrity of the concrete structure. By following these guidelines, construction professionals can ensure the proper placement of steel rebars in concrete structures, resulting in safe and durable constructions that can withstand the design loads and provide long-term structural stability.

Q: What are the different types of surface finishes available for steel rebars?: There are several different types of surface finishes available for steel rebars, each with its own unique characteristics and advantages. Here are some of the most common types: 1. Black/Uncoated Finish: This is the most basic type of surface finish for steel rebars. It involves leaving the rebar in its natural state without any additional coating or treatment. While it provides no corrosion protection, it is often used in applications where the rebar will be encased in concrete. 2. Epoxy-Coated Finish: In this type of finish, a layer of epoxy coating is applied to the surface of the rebar. This coating provides excellent corrosion resistance and helps to extend the lifespan of the rebar. Epoxy-coated rebars are commonly used in marine environments or in structures exposed to harsh weather conditions. 3. Galvanized Finish: Galvanizing involves applying a layer of zinc coating to the surface of the rebar. This coating acts as a barrier against corrosion and provides long-lasting protection. Galvanized rebars are commonly used in areas with high moisture content or in structures exposed to corrosive chemicals. 4. Stainless Steel Finish: Stainless steel rebars are made from a corrosion-resistant alloy that contains a high percentage of chromium. This type of finish is highly resistant to corrosion, even in harsh environments. Stainless steel rebars are typically used in structures where long-term durability is essential, such as in bridges and parking garages. 5. Ribbed Finish: Ribbing refers to the pattern or texture that is added to the surface of the rebar. This type of finish improves the bond strength between the rebar and the surrounding concrete, enhancing the structural integrity of the construction. Ribbed finishes are commonly used in reinforced concrete structures. It is important to consider the specific requirements of your project when selecting a surface finish for steel rebars. Factors such as environmental conditions, exposure to moisture or chemicals, and the desired lifespan of the structure will all influence the choice of surface finish. Consulting with a structural engineer or construction professional can help determine the most suitable finish for your particular application.

Q: How are steel rebars used in the construction of tunnels and underground passages?: Steel rebars are used in the construction of tunnels and underground passages to reinforce the concrete structures. They are embedded within the concrete to increase its strength and prevent cracking or collapsing under the pressure exerted by the surrounding soil or water. The rebars provide structural integrity and durability, ensuring the tunnels and passages can withstand the forces and stresses they encounter.

Q: What are the guidelines for the proper spacing of steel rebars in slabs?: To ensure the structural integrity and strength of the concrete slab, it is crucial to adhere to guidelines regarding the proper spacing of steel rebars. Here are some general guidelines to follow: 1. Determining Rebar Diameter: Consider the load and design requirements when selecting the diameter of the steel rebar. Common sizes range from 6mm to 32mm. 2. Spacing Considerations: The thickness of the slab and the design specifications determine the spacing between rebars. As a general rule, the spacing should not exceed three times the slab thickness. For example, if the slab is 150mm thick, the maximum spacing between rebars should be 450mm. 3. Pay Attention to Edge Distance: The distance between the rebar and the edge of the slab is also critical. To prevent cracking and ensure proper load distribution, the minimum edge distance should be at least 50mm. 4. Provide Sufficient Clear Cover: The clear cover refers to the distance between the rebar and the surface of the slab. It is essential to provide enough clear cover to protect the rebar from corrosion. The required clear cover may vary depending on environmental conditions, but typically ranges from 20mm to 40mm. 5. Determine Reinforcement Ratio: The reinforcement ratio represents the amount of steel reinforcement used per unit area of the slab. This ratio is determined by load requirements and design specifications. Typically, the reinforcement ratio ranges from 0.5% to 2%. 6. Address Insufficient Length with Lap Splicing: In situations where the length of the rebar is insufficient, lap splicing is necessary. The lap length should be determined based on the rebar diameter, grade, and design requirements. 7. Ensure Proper Placement: Accurate and secure placement of the rebars inside the slab formwork is crucial. Proper alignment and placement guarantee that the rebars are positioned correctly to resist the anticipated loads. It is important to note that these guidelines are general and may differ depending on the specific project, structural design, and local building codes. We recommend consulting with a structural engineer or referring to the relevant building codes and standards for precise guidelines specific to your project.

Q: Can steel rebars be used in retaining walls?: Yes, steel rebars can be used in retaining walls. Steel rebars, also known as reinforcing bars, are commonly used in retaining walls to provide additional strength and reinforcement. The rebars are typically embedded within the concrete or masonry structure of the retaining wall, helping to increase its structural integrity and resistance to forces such as soil pressure. The use of steel rebars in retaining walls helps to prevent cracking, shifting, or collapsing of the wall, making it a reliable and durable solution for retaining soil and preventing erosion.

Q: How are steel rebars connected to each other?: Steel rebars are typically connected to each other using various methods such as overlapping, welding, or using mechanical connectors like couplers or threaded bars.

Q: How are steel rebars classified based on grades?: The strength of steel rebars is determined by their grade, which is based on their minimum yield strength. Steel rebars are classified into different grades to indicate their ability to withstand stress and loads. Grade 40, Grade 60, and Grade 75 are the most commonly used grades for steel rebars. Grade 40 rebars have a minimum yield strength of 40,000 psi and are typically used in general construction projects where high strength is not the main requirement. They are suitable for light to moderate load-bearing structures such as residential buildings, sidewalks, and driveways. Grade 60 rebars, with a minimum yield strength of 60,000 psi, are the most widely used for construction purposes. They can be applied in a wide range of applications and are commonly used in reinforced concrete structures, bridges, highways, and commercial buildings. Grade 60 rebars provide the necessary strength to withstand heavy loads and seismic forces. Grade 75 rebars, with a minimum yield strength of 75,000 psi, are designed for high-stress applications. They are mainly used in large-scale infrastructure projects, including high-rise buildings, dams, and heavy industrial structures. Grade 75 rebars offer exceptional strength and durability, making them suitable for projects that require superior load-bearing capacity and resistance to extreme conditions. It is important to note that the specific requirements and standards for steel rebars may vary among different countries and regions. Therefore, it is crucial to adhere to local codes and regulations to determine the appropriate grade of steel rebar for each construction project.

Q: How are steel rebars connected together in construction?: Steel rebars are commonly connected together in construction using various methods such as overlapping, welding, or using mechanical rebar connectors. The specific method chosen depends on the structural requirements and the type of construction being carried out.

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