BS4449B 500A/500B Deformed Steel Rebar/Iron Rod for Construction

BS4449B 500A/500B Deformed Steel Rebar/Iron Rod for Construction System 1

BS4449B 500A/500B Deformed Steel Rebar/Iron Rod for Construction System 2

BS4449B 500A/500B Deformed Steel Rebar/Iron Rod for Construction System 3

BS4449B 500A/500B Deformed Steel Rebar/Iron Rod for Construction System 4

BS4449B 500A/500B Deformed Steel Rebar/Iron Rod for Construction

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 100 m.t.

Supply Capability:: 10000 m.t./month

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BS4449B 500A/500B Deformed Steel Rebar/Iron Rod for Construction

Details of the BS4449B 500A/500B Deformed Steel Rebar/Iron Rod for Construction

Standard & Grade:	GB1499-98 : HRB335,HRB400,HRB500
	BS4449-1997 : GR460,GR500
	CAN/CSA-G30.18-M92 : 400W
	ASTM A615 : Gr.40, Gr.60
Diameter:	6mm;8mm;10mm;12mm;14mm;16mm;18mm;20mm;22mm;25mm;28mm;30mm;32mm;35mm;40mm
Length:	6m,9m,12m
Packing:	Bundle packing
Origin:	China
Application:	Construction,Road,Machinery processing,Welding fields.
Delivery time:	10-25 days
Shipment:	By bulk vessel or Container
Documents:	Mill Test Certificate,Commercial Invoice,Packing List,Certificate of Origin

Company Introduction of the BS4449B 500A/500B Deformed Steel Rebar/Iron Rod for Construction

CNBM International Corporation is the most import and export platform of CNBM group(China National Building Material Group Corporation) ,which is a state-owned enterprise, ranked in 270th of Fortune Global 500 in 2015.

With its advantages, CNBM International are mainly concentrate on Cement, Glass, Iron and Steel, Ceramics industries and devotes herself for supplying high quality series of refractories as well as technical consultancies and logistics solution.

BS4449B 500A/500B Deformed Steel Rebar/Iron Rod for Construction

Packaging & Delivery of the BS4449B 500A/500B Deformed Steel Rebar/Iron Rod for Construction

Packaging Detail	Sea worthy packing /as per customer's packing instruction
Delivery Detail	15 ~ 40 days after receiving the deposit

FAQ

Are you a trading company or manufacturer?	Manufacturer
What’s the MOQ?	1000m2
What’s your delivery time?	15-20 days after downpayment received
Do you Accept OEM service?	Yes
what’s your delivery terms?	FOB/CFR/CIF
What's the Payment Terms?	30% as deposit,70% before shipment by T/T
	Western Union acceptable for small amount.
	L/C acceptable for large amount.
	Scrow ,Paybal,Alipay are also ok
Why choose us?	Chose happens because of quality, then price, We can give you both. Additionally, we can also offer professional products inquiry, products knowledge train (for agents), smooth goods delivery, excellent customer solution proposals.
Why choose us?
What's your available port of Shipment?	Main Port, China
What’s your featured services?	Our service formula: good quality+ good price+ good service=customer's trust
What’s your featured services?
Where are your Market?	Covering more than 160 countries in the world

Q: How to distinguish the quality of thread steel?: Quality materials are more standardized in terms of trademark and lettering. And inferior steel has no distinct brand mark.

Q: Can steel rebars be used in the construction of railway tracks?: No, steel rebars are not typically used in the construction of railway tracks. Railway tracks are typically made of steel rails that are specifically designed and manufactured to withstand the heavy loads and constant movement of trains. Rebars, on the other hand, are used mainly for reinforcing concrete structures such as buildings, bridges, and highways.

Q: Can steel rebars be used in offshore oil and gas platforms?: Yes, steel rebars can be used in offshore oil and gas platforms. They are commonly employed as reinforcement in concrete structures to enhance their strength and durability. Rebars provide structural support and help withstand the harsh environmental conditions and heavy loads experienced in offshore operations.

Q: Are steel rebars suitable for use in extreme weather conditions?: Yes, steel rebars are suitable for use in extreme weather conditions. Steel is known for its strength and durability, making it a popular choice for construction materials, including rebars. In extreme weather conditions such as hurricanes, blizzards, or high temperatures, steel rebars have proven to withstand the forces and maintain their structural integrity. Additionally, steel rebars have high resistance to corrosion, which is critical in extreme weather conditions that may involve excessive moisture or saltwater exposure. The use of steel rebars in construction projects ensures the safety and stability of structures, even in the harshest weather conditions.

Q: How are steel rebars connected or joined together during construction?: During construction, there are several methods and techniques for connecting steel rebars. One common method is to overlap the rebars and tie them together with steel wire, a process known as rebar tying or wire tying. To ensure a strong and secure connection, the rebars are overlapped at a length typically 40 to 60 times the diameter of the rebars. This overlapping length allows for load transfer and structural integrity. Once properly overlapped, steel wire is tightly wrapped around the intersection point to hold the rebars together. Another method is to use mechanical couplers, which are pre-fabricated devices that join two rebars together. These couplers provide a threaded connection, allowing for a more precise and efficient joining process. The rebars are inserted into the couplers and tightened using a wrench or appropriate tool. In larger construction projects, welding is also used to connect rebars. This involves melting the rebars at the intersection point and fusing them together with heat and pressure. Welding provides a strong and permanent connection but requires skilled labor and safety precautions. In some cases, rebars can be connected using epoxy bonding. This involves applying adhesive to the rebars' surface and pressing them together. The epoxy acts as a bonding agent, creating a durable connection. The method of connecting rebars depends on factors like rebars' size, project requirements, and construction techniques. It's important to follow industry standards and guidelines to ensure proper connection and integrity, as rebars play a critical role in reinforcing concrete structures.

Q: What are the guidelines for proper curing of concrete structures with steel rebars?: Proper curing of concrete structures with steel rebars is essential to ensure their strength, durability, and longevity. Here are some guidelines to follow for the proper curing of such structures: 1. Moisture Control: During the curing process, it is crucial to maintain a moist environment around the concrete structure. This can be achieved by covering the surface of the concrete with a plastic sheet or using a curing compound. This helps to prevent the evaporation of water from the concrete, which can lead to shrinkage, cracking, and reduced strength. 2. Duration of Curing: The duration of curing depends on various factors such as the type of concrete mix, environmental conditions, and the size and complexity of the structure. Generally, curing should continue for a minimum of 7 days to allow the concrete to gain sufficient strength. However, for structures with steel rebars, it is recommended to extend the curing period to 14-28 days to ensure proper hydration and bonding between the concrete and steel. 3. Temperature Control: Temperature plays a vital role in the curing process. It is important to avoid extreme temperature fluctuations during curing, as they can negatively impact the strength and durability of the concrete. If the temperature is too high, it may cause rapid drying and shrinkage, leading to cracks. On the other hand, freezing temperatures can impede proper hydration. Therefore, maintaining a moderate and consistent temperature is crucial for effective curing. 4. Protection from External Factors: During the curing period, the concrete structure should be protected from external factors that can harm its integrity. This includes preventing the structure from being exposed to direct sunlight, rain, strong winds, or any other adverse weather conditions. Additionally, it is essential to protect the concrete from any potential damage caused by construction activities or heavy loads during the curing process. 5. Regular Inspection and Maintenance: Regular inspection of the concrete structure during the curing process is necessary to identify any potential issues such as cracks, honeycombing, or inadequate curing. Any such issues should be addressed promptly to prevent further damage. Additionally, once the curing process is complete, it is important to implement a proper maintenance plan to ensure the long-term durability and structural integrity of the concrete structure. By following these guidelines, proper curing of concrete structures with steel rebars can be achieved, resulting in strong, durable, and reliable construction.

Q: Are there any alternative materials to steel rebars for reinforcement?: Yes, there are several alternative materials to steel rebars for reinforcement. One such material is fiber-reinforced polymer (FRP) rebars, which are made of high-strength fibers such as carbon, glass, or aramid embedded in a polymer matrix. FRP rebars offer several advantages over steel rebars, including high strength-to-weight ratio, corrosion resistance, and electromagnetic neutrality. They are particularly useful in applications where corrosion is a concern, such as marine environments or structures exposed to chemicals. Another alternative material is basalt rebars, which are made from basalt fiber reinforced with a polymer matrix. Basalt rebars offer similar advantages to FRP rebars, including high strength-to-weight ratio and corrosion resistance. They are also non-conductive and non-magnetic, making them suitable for applications where electromagnetic neutrality is important, such as in MRI facilities or near power lines. In addition to FRP and basalt rebars, other alternative materials for reinforcement include bamboo, timber, and composites made from natural fibers such as hemp or flax. These materials are often used in sustainable construction practices or in regions where they are more readily available than traditional steel rebars. While they may not possess the same strength properties as steel, they can still provide sufficient reinforcement for certain applications and offer other benefits such as low environmental impact or ease of handling and installation. Overall, the availability of alternative materials to steel rebars provides engineers and architects with a range of options to choose from based on the specific requirements of their projects, including factors such as strength, durability, cost, and sustainability.

Q: How do steel rebars affect the seismic performance of a structure?: Steel rebars significantly improve the seismic performance of a structure by enhancing its strength, ductility, and overall structural stability. Rebars help to distribute and dissipate seismic forces, reducing the risk of structural failure and collapse during an earthquake. By reinforcing concrete elements, rebars increase the structure's resistance to bending, tension, and shear forces, thereby improving its ability to withstand seismic ground motions and maintain its integrity.

Q: What is the ductility of steel rebars?: The ductility of steel rebars refers to its ability to deform under tension without fracturing. Steel rebars are known for their high ductility, allowing them to withstand significant bending and stretching without breaking. This property makes them ideal for reinforcing concrete structures, where they can absorb and distribute loads effectively.

Q: How do steel rebars affect the aesthetics of a construction project?: Steel rebars can impact the aesthetics of a construction project by being visible in areas such as exposed concrete surfaces or through transparent materials like glass. Their presence can create a more industrial or utilitarian look, which may be desirable in certain architectural styles. However, if not properly concealed or incorporated into the design, steel rebars can also be seen as unsightly or disruptive to the overall aesthetic appeal of the project.

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