HRB400 Deformed Steel Bar

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Loading Port:: China Main Port

Payment Terms:: TT or LC

Min Order Qty:: 25MT m.t.

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

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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

Deformed Steel Bar in factory

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: How are steel rebars protected from damage during handling and transportation?: Steel rebars are protected from damage during handling and transportation through various methods such as bundling, wrapping, and using protective caps or sleeves. These measures help prevent scratching, bending, and corrosion, ensuring the rebars remain in good condition and ready for use in construction projects.

Q: What are the common misconceptions about steel rebars?: One common misconception about steel rebars is that they are only used in large construction projects. While it is true that rebars are commonly used in the construction of large buildings, bridges, and other infrastructure, they are also utilized in smaller projects such as residential homes, retaining walls, and even garden structures. Rebars provide strength and reinforcement to concrete structures, ensuring their durability and longevity. Another misconception is that all rebars are the same. In reality, there are various types of rebars available, each with specific characteristics and purposes. Common types include carbon steel rebars, epoxy-coated rebars, stainless steel rebars, and galvanized rebars. These different types are used depending on factors like the environment, exposure to corrosive elements, and specific project requirements. Some people also believe that rebars do not require proper placement or spacing within the concrete structure. However, incorrect placement or inadequate spacing of rebars can lead to structural weaknesses, compromising the integrity of the concrete. It is crucial to follow engineering specifications and guidelines to ensure the rebars are correctly positioned and spaced to provide optimal reinforcement. Another misconception is that steel rebars rust easily. While it is true that steel can corrode when exposed to moisture and oxygen, proper construction practices can significantly minimize this risk. For instance, the use of epoxy-coated or galvanized rebars provides an additional layer of protection against corrosion. Additionally, proper concrete cover and application of protective coatings can help prevent moisture penetration and extend the lifespan of the rebars. Lastly, some people believe that steel rebars are expensive and not cost-effective. While it is true that steel rebars can add to the overall cost of a construction project, they are a necessary investment for ensuring structural integrity and safety. The cost of repairing or replacing a structure due to inadequate reinforcement far outweighs the initial investment in quality rebars. Moreover, the use of rebars can reduce the need for excessive concrete, resulting in cost savings in material and construction time. In conclusion, it is important to dispel common misconceptions about steel rebars. They are not limited to large construction projects, come in different types, require proper placement and spacing, can be protected against corrosion, and are a cost-effective investment for ensuring the durability and safety of concrete structures.

Q: How do steel rebars affect the overall lifespan of bridge structures?: Steel rebars play a crucial role in enhancing the overall lifespan of bridge structures. By reinforcing concrete, rebars increase the tensile strength and structural integrity of the bridge, enabling it to bear heavy loads and withstand various environmental factors such as wind, earthquakes, and temperature fluctuations. This reinforcement prevents cracking, corrosion, and premature failure of the structure, ultimately extending its lifespan and ensuring the safety and reliability of the bridge for an extended period of time.

Q: What are the advantages of using fiber-reinforced polymer (FRP) rebars over steel rebars?: There are several advantages of using fiber-reinforced polymer (FRP) rebars over steel rebars. Firstly, FRP rebars are significantly lighter than steel rebars, making them easier to handle and transport. Additionally, FRP rebars have a higher tensile strength than steel rebars, allowing for greater flexibility in design and reducing the need for additional reinforcement. FRP rebars are also non-corrosive, unlike steel rebars which can rust over time, making them more durable and longer-lasting. Lastly, FRP rebars are non-conductive, making them suitable for use in areas with electrical or magnetic fields. Overall, the use of FRP rebars offers numerous advantages in terms of weight, strength, durability, and versatility.

Q: What are the different types of steel rebars used in underground constructions?: There are several types of steel rebars used in underground constructions, including epoxy-coated rebars, stainless steel rebars, and galvanized rebars. These different types of rebars offer various benefits such as increased corrosion resistance, improved durability, and enhanced structural strength, making them suitable for different underground applications.

Q: Can steel rebars be used in tunnels or underground transportation systems?: Yes, steel rebars can be used in tunnels or underground transportation systems. They are commonly used as reinforcement in concrete structures to enhance their strength and durability. Steel rebars help to withstand the pressure and stresses exerted on the tunnel or underground transportation system, making them a suitable choice for such applications.

Q: What are the common mistakes to avoid when installing steel rebars?: When installing steel rebars, there are several common mistakes that should be avoided to ensure a successful and safe installation: 1. Improper placement: One of the most common mistakes is placing the rebars in the wrong location. It is essential to follow the engineering or construction drawings precisely to ensure accurate placement. Any deviation from the specified location can compromise the structural integrity of the reinforced concrete. 2. Insufficient cover: Another mistake is not providing enough concrete cover over the rebars. The cover serves as a protective layer, preventing the rebars from corrosion and providing fire resistance. Inadequate cover can lead to premature deterioration and structural failure over time. 3. Inadequate bar support: Proper support for the rebars is crucial to maintain their position during the concrete pouring process. Insufficient support can cause the rebars to sag or move, resulting in an uneven distribution of steel reinforcement, which can compromise the structural strength of the concrete. 4. Poor alignment and spacing: Rebars should be aligned and spaced correctly according to the design specifications. Improper alignment can lead to congestion, difficulty in pouring concrete, and compromised bond strength between the rebar and concrete. Similarly, incorrect spacing can result in insufficient reinforcement, reducing the overall strength of the structure. 5. Failure to clean and remove rust: Before installation, rebars should be thoroughly cleaned to remove any rust, dirt, or other contaminants. Failure to clean the rebars properly can lead to poor bond strength and increased risk of corrosion, which can weaken the structure over time. 6. Inadequate tying: Tying rebars together with the appropriate wire or connectors is essential to maintain proper alignment and ensure the structural integrity of the reinforced concrete. Neglecting to tie the rebars adequately can result in shifting or movement during the concrete pouring process, leading to compromised structural strength. 7. Lack of supervision and quality control: Finally, a common mistake is the absence of proper supervision and quality control during the installation process. It is crucial to have experienced personnel overseeing the installation to ensure compliance with the design specifications, proper installation techniques, and adherence to safety guidelines. By avoiding these common mistakes, the installation of steel rebars can be carried out effectively, resulting in a strong, durable, and safe reinforced concrete structure.

Q: Can steel rebars be used in the construction of retaining walls?: Yes, steel rebars can be used in the construction of retaining walls. They are commonly used to reinforce the concrete structure of retaining walls, providing added strength and stability. The rebars are typically placed horizontally and vertically within the concrete to prevent cracks and withstand the pressure exerted by the retained soil.

Q: Can steel rebars be used in the construction of sports stadiums or arenas?: Yes, steel rebars can be used in the construction of sports stadiums or arenas. Steel rebars are a commonly used reinforcement material in concrete structures, including stadiums and arenas. They provide strength, durability, and structural integrity to the concrete, making them suitable for the demanding requirements of sports facilities.

Q: Can steel rebars be used in historical buildings restoration?: Indeed, the utilization of steel rebars is applicable in the restoration of historical buildings. These rebars, commonly employed in construction, are capable of providing structural reinforcement to fortify the existing structures of such buildings. Through careful implementation, the integration of steel rebars can effectively restore stability and integrity while preserving the historical significance of these structures. Nevertheless, it is crucial to consider the specific requirements and guidelines for restoring historical buildings, thus ensuring that the use of steel rebars does not compromise the authenticity or aesthetic value of the structure. Successful incorporation of steel rebars in the restoration process necessitates proper planning, consultation with preservation experts, and adherence to conservation principles.

EDBAR is a well-known company specialised in production and sales of steel product--billet, dformed bar and round bar.The annual production capacity is 1.5million mtons of round bar and 0.5 million mtons of deformed bars.

1. Manufacturer Overview

Location	Hebei, China
Year Established	2009
Annual Output Value	Above US$ 500 Million
Main Markets	Southeast Asia; East Asia; Middle east
Company Certifications	ISO 9001:2008

2. Manufacturer Certificates

a) Certification Name
Range
Reference
Validity Period

3. Manufacturer Capability

a) Trade Capacity
Nearest Port	Tianjin;
Export Percentage	40%-60%
No.of Employees in Trade Department	21-60 People
Language Spoken:	English; Chinese
b) Factory Information
Factory Size:	Above 850,000 square meters
No. of Production Lines	Above 5
Contract Manufacturing	OEM service offered
Product Price Range	high; average