HR Steel Rebar

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Loading Port:: China Main Port

Payment Terms:: TT or LC

Min Order Qty:: 25MT m.t.

Supply Capability:: 800000MT/YEAR m.t./month

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Specifications of HR Steel Rebar:

Standard	GB	HRB335 HRB400 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
Trade terms	FOB, CFR, CIF
Application	Building, construction
Quality	First quality, the goods are from Chinese big manufacturers.
Type	Hot rolled steel rebar
Brand name	DRAGON

Chemical Composition: (Please kindly find our chemistry of our material based on HRB335, HRB400,HRB500 as below for your information)

Grade	Technical data of the original chemical composition (%)
Grade	C	Mn	Si	S	P	Ceq
HRB335	≤0.25	≤1.60	≤0.80	≤0.045	≤0.045	0.52
HRB400	≤0.25	≤1.60	≤0.80	≤0.045	≤0.045	0.54
HRB500	≤0.25	≤1.60	≤0.80	≤0.045	≤0.045	0.55

Theoretical weight and section area of each diameter as below for your information:

Diameter(mm)	Section area (mm²)	Mass(kg/m)
6	28.27	0.222
8	50.27	0.395
10	78.54	0.617
12	113.1	0.888
14	153.9	1.21
16	201.1	1.58
18	254.5	2.00
20	314.2	2.47
22	380.1	2.98
25	490.9	3.85
28	615.8	4.83
32	804.2	6.31
36	1018	7.99
40	1257	9.87
50	1964	15.42

Usage and Applications of HR Steel Rebar:

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 HR Steel Rebar:

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

Steel Rebar in stock

Steel Rebar in production line

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.

Q:What is the role of steel rebars in roof slab construction?: Steel rebars are commonly used in roof slab construction to provide reinforcement and strength to the concrete. They help to distribute the load evenly across the slab, making it more resistant to bending and cracking. The rebars also help to prevent the concrete from expanding or contracting due to temperature changes, ensuring the stability and durability of the roof slab.

Q:How are steel rebars protected against damage from seismic events?: Steel rebars are protected against damage from seismic events through various measures such as using seismic-resistant structural designs, proper reinforcement detailing, and ensuring adequate concrete cover. Additionally, special seismic design codes and guidelines are followed, which include using seismic-resistant materials, such as epoxy-coated rebars, to enhance their corrosion resistance and overall durability.

Q:Can steel rebars be used in the renovation of historic structures?: Yes, steel rebars can be used in the renovation of historic structures. The use of steel rebars can help reinforce the existing structure, improve its stability, and ensure compliance with modern safety standards. However, it is important to carefully consider the impact on the historical integrity of the structure and consult with preservation experts to ensure that any modifications are done in a sensitive and appropriate manner.

Q:What is the role of steel rebars in roof slab construction?: The strength, durability, and reinforcement provided by steel rebars are crucial in roof slab construction. These rebars reinforce the concrete and increase its load-bearing capacity, allowing the roof to withstand external forces such as live loads, dead loads, and wind loads. To create a strong bond with the concrete, the rebars are strategically placed within the roof slab, forming a mesh-like structure. This reinforcement prevents the concrete from cracking or breaking under heavy loads, ensuring the structural integrity of the roof. Additionally, the rebars help distribute the load evenly, reducing the risk of localized stress concentration. By incorporating steel rebars into the roof slab, it becomes capable of resisting tensile forces that concrete alone cannot effectively handle. This is crucial as roofs are exposed to various forces like wind uplift and temperature changes. The rebars act as a backbone, absorbing and dispersing these forces throughout the slab, preventing any potential structural failures. Furthermore, steel rebars also provide resistance against deformations caused by shrinkage and thermal expansion of the concrete. These factors can lead to cracks and instability in the roof slab, but the presence of rebars helps control and limit such deformations, maintaining the overall stability of the structure. In conclusion, steel rebars play a vital role in roof slab construction, providing reinforcement, strength, and durability to the concrete. They enhance the load-bearing capacity, resist tensile forces, distribute loads evenly, and prevent cracking or breaking, ensuring the long-term structural integrity and stability of the roof slab.

Q:How is steel made for rebar production?: Steel for rebar production is made through a process called steelmaking. This involves melting iron ore in a blast furnace and adding various alloys and carbon to create the desired steel composition. The molten steel is then cast into billets, which are subsequently rolled into the required rebar shape and size.

Q:What are the maintenance requirements for steel rebars in a structure?: The maintenance requirements for steel rebars in a structure are crucial to ensure the stability and longevity of the building. Steel rebars, also known as reinforcing bars, are used to enhance the strength of concrete structures and resist tension forces. Here are some key maintenance requirements to consider: 1. Visual Inspection: Regular visual inspections should be conducted to detect any signs of corrosion, cracks, or damage in the rebars. This can be done by qualified personnel who have knowledge and experience in identifying structural issues. 2. Cleaning: The rebars should be kept clean from any debris, dirt, or chemicals that can accelerate corrosion. Adequate cleaning methods, such as using water and mild detergents, should be employed to maintain their condition. 3. Corrosion Protection: Steel rebars are susceptible to corrosion, especially in environments with high humidity, exposure to saltwater, or chemical pollutants. Applying protective coatings like epoxy or zinc can help prevent or delay corrosion, increasing the rebars' lifespan. 4. Repair or Replacement: If any rebars are found to be severely corroded, cracked, or damaged, it is essential to repair or replace them promptly. Ignoring these issues can compromise the structural integrity of the building and lead to safety hazards. 5. Monitoring: Continuous monitoring of the rebars' condition is recommended to detect any changes or deterioration over time. This can involve using advanced techniques like ultrasonic testing or electrical potential measurements to assess the rebars' integrity. 6. Proper Drainage: Ensuring proper drainage systems in the structure can help prevent water accumulation and reduce the chances of corrosion in the rebars. Properly designed and maintained gutters, downspouts, and waterproofing measures can help minimize water exposure. 7. Regular Maintenance Schedule: Establishing a regular maintenance schedule is crucial to ensure that all the necessary inspections, cleaning, and repairs are carried out systematically. This helps in identifying potential issues early on and taking corrective actions promptly. By adhering to these maintenance requirements, the steel rebars in a structure can be preserved, contributing to the overall safety, durability, and longevity of the building. Regular maintenance not only prevents costly repairs but also ensures the structural integrity required for the safety of occupants and the longevity of the structure.

Q:What is the role of steel rebars in the construction of water storage tanks?: The role of steel rebars in the construction of water storage tanks is to provide structural reinforcement and enhance the overall strength and durability of the tank. The rebars, which are typically made of high-strength steel, are embedded within the concrete walls or floors of the tank to counteract tensile forces and prevent cracking or deformation. This reinforcement ensures that the tank can withstand the weight of the stored water, external pressures, and potential seismic activity, ensuring the long-term integrity and safety of the structure.

Q:Can steel rebars be used in non-structural applications?: Yes, steel rebars can be used in non-structural applications. They are commonly used in applications such as concrete reinforcement for sidewalks, driveways, and patios, as well as in construction projects that require additional strength and durability.

Q:What are the alternatives to steel rebars in construction?: Some alternative materials to steel rebars in construction include fiber-reinforced polymer (FRP) rebars, basalt rebars, carbon fiber rebars, and glass fiber rebars. These materials offer advantages such as corrosion resistance, lightweight properties, and high tensile strength. They are becoming increasingly popular in construction projects where durability and longevity are important factors.

Q:Grade 1, grade three, grade two, steel, wire rod, round bar: Round steel is a solid strip of steel whose cross section is round. The specifications are expressed in millimeters of diameter, such as "50", which means a round bar of 50 millimeters in diameter. Round bar is divided into three parts: hot rolling, forging and cold drawing. Standard Specification for hot rolled round steel is 5.5-250 mm. Among them, 5.5-25 mm small round bars are mostly supplied by straight strips. They are used as reinforcing bars, bolts and various mechanical parts. They are more than 25 millimeters of round steel. They are mainly used in the manufacture of mechanical parts or seamless steel tube billets.

Dragon is specialized in the production and sales of deformed bar and high speed wire rod. The annual production capacity is 1 million mtons. We have got the KS certificate in 2010. And now our product has been sold to many countries and obtained the customers approval.

1. Manufacturer Overview
Location	Hebei, China
Year Established	2002
Annual Output Value	Above US$ 400 Million
Main Markets	South Asia; Middle East;Southeast Aisa
Company Certifications

2. Manufacturer Certificates
a) Certification Name
Range
Reference
Validity Period

3. Manufacturer Capability
a)Trade Capacity
Nearest Port	Tianjin
Export Percentage	60%-80%
No.of Employees in Trade Department	11-20 People
Language Spoken:	English; Chinese
b)Factory Information
Factory Size:	Above 100,000 square meters
No. of Production Lines	2
Contract Manufacturing	OEM service offered
Product Price Range	average