Metallic material steel rebar for construction concrete for building metal

Metallic material steel rebar for construction concrete for building metal

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Loading Port:: China main port

Payment Terms:: TT OR LC

Min Order Qty:: 1000 m.t.

Supply Capability:: 17497 m.t./month

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HIGH QUALITY DIN STANDARD HOT ROLLED STEEL REBAR

Specification

Standard:

AISI

Technique:

Hot Rolled

Shape:

Round

Surface Treatment:

Dry

Steel Grade:

Q195,Q215,Q215B,Q235B,RHB335,HRB400,Q235

Thickness:

6-50mm

Length:

5.8-12M

Net Weight:

1-2.5MT

Epoxy-coated rebar or stainless steel rebar may be employed in these situations at greater initial expense, but

significantly lower expense over the service life of the project. Fiber-reinforced polymer rebar is now also being

used in high-corrosion environments

Most grades of steel used in rebar cannot accept welding; such as, to adjacent steel plates or as means to bind

single pieces of rebar together. However, special grades of rebar steel and welding rods make welding by expert

welders possible.

To prevent workers from accidentally impaling themselves, the protruding ends of steel rebar are often bent over

or covered with special plastic "mushroom" caps.

Product Description :

Chemical composition (%):	Steel		C		Si	Mn		P	S		Ceq
	HRB335		0.25		0.80	1.60		0.045	0.045		0.52
	HRB400										0.54
	HRB500										0.55
Mechanical properties	Steel	Rel/ MPa		Rm/ MPa			A/ %			Agt/ %
		≥
	HRB335	335		455			17			7.5
	HRB400	400		540			16
	HRB500	500		630			15
Package:	Standard export packing or as customer's request
Application:	Construction, building, bridge, road. ect
Payment terms	1).100% irrevocable L/C at sight. 2).30% T/T prepaid and the balance against the copy of B/L. 3).30% T/T prepaid and the balance against L/C
Delivery time	15-30 days after receipt of L/C or deposit by T/T

Metallic material steel rebar for construction concrete for building metal

Features

1、Pure steel quality, stable chemical contents, small tolerance.
2、Constant Quality, good drawing performance.
3、High dimension accuracy degree, accuracy degree of Level C up to 80%, smooth surface, less scale, easy to be pickled.
4、Automatic bundling with 4 lines by Machine in tidy and good looks
5、Big high quality percentage, small coil percentage, and heavy coil weight for Hard Coil.
6、High sorbitizing percentage.

Packing:

In bundles, each bundle weight 3.5 tons. Load by container or by bulk verssel.

Metallic material steel rebar for construction concrete for building metal

FAQ:

1.Q: What's your MOQ(minimum order quantity)?

A: One full container, mixed acceptable .

2. Q: What's your packing methods?

A: Packed in bundle or bulk ..

3. Q: How can I buy CNBM products in my country?

A:Please send us an inquiry or email ,we will reply to you if there is distributor in your country

4. Q: Can we visit your factory?

A: Warmly welcome. Once we have your schedule, we will arrange the professional sales team to follow up your case.

5. Q: How long does it take to get the product if i place an order?

A:With the process of your requirements,we will pack and deliver in 3-7 days. If it is by sea shipment,it will take 15-45 days depending on different locations

Q: How do steel rebars affect the overall cost-effectiveness of a structure?: Steel rebars can greatly enhance the cost-effectiveness of a structure by providing added strength and durability. Their use reduces the need for excessive concrete, leading to cost savings in material and construction time. Additionally, the longevity and resistance to corrosion offered by steel rebars can result in reduced maintenance and repair expenses over the lifespan of the structure.

Q: Can steel rebars be used in corrosive environments?: To ensure the longevity and structural integrity of steel rebars in corrosive environments, certain precautions must be taken. Corrosive environments, like those with high levels of moisture, saltwater, or chemical exposure, can accelerate the corrosion process of steel rebars and potentially cause structural damage. To mitigate this risk, there are various strategies that can be implemented. One common approach involves the use of corrosion-resistant reinforcing materials, such as stainless steel rebars or epoxy-coated rebars. These materials offer an additional layer of protection against corrosion and have proven to be effective even in highly corrosive environments. Another approach involves the utilization of corrosion inhibitors, which are chemicals that can be added to the concrete mix or directly applied to the steel surface. These inhibitors create a protective layer around the rebars, inhibiting corrosive agents from reaching the steel and slowing down the corrosion process. Furthermore, it is crucial to maintain an adequate thickness of concrete cover to protect the rebars from exposure to corrosive elements. Sufficient concrete cover acts as a barrier, preventing moisture and other corrosive agents from reaching the steel. Regular inspection and maintenance play a vital role in identifying early signs of corrosion. If corrosion is detected, appropriate measures should be taken to repair or replace the affected rebars, ensuring the structural integrity of the project. In conclusion, while steel rebars can be used in corrosive environments, it is essential to consider the specific conditions and employ the appropriate strategies to protect against corrosion. By using corrosion-resistant materials, applying inhibitors, maintaining proper concrete cover, and conducting regular inspections, the lifespan and performance of steel rebars in corrosive environments can be significantly enhanced.

Q: Are steel rebars suitable for use in structures with high resistance to impact?: Structures with high resistance to impact can generally make use of steel rebars. These rebars, also known as reinforcement bars, are made from steel and are commonly utilized in concrete structures to enhance their strength and durability. Steel possesses high tensile strength and the ability to absorb and distribute impact forces, making it an excellent material for reinforcement. In situations where impact is a concern, like in bridges, highways, or buildings located in earthquake-prone areas, steel rebars perform a critical function by providing additional strength and resistance. By incorporating rebars, the structure becomes capable of withstanding sudden impact loads and preventing catastrophic failures. Furthermore, engineers have the option to choose from various grades and sizes of steel rebars, ensuring that the appropriate type is selected based on the specific requirements of the structure. Higher grade rebars, such as Grade 60 or Grade 75, offer increased strength and ductility, making them particularly suitable for structures with high resistance to impact. It is worth noting that while steel rebars enhance the overall strength and impact resistance of a structure, other factors such as design, construction techniques, and maintenance also play significant roles in ensuring the structure's ability to withstand impact forces. Therefore, taking a comprehensive approach that encompasses all these factors is crucial when designing and constructing structures with high resistance to impact.

Q: What are the common problems associated with steel rebars in construction?: There are several common problems associated with steel rebars in construction. One of the main issues is corrosion. Steel rebars are susceptible to rusting when exposed to moisture and oxygen, especially in humid or coastal environments. This can compromise the integrity of the rebars and weaken the overall structure. Another problem is improper installation. If rebars are not positioned correctly or are not adequately secured, they may not provide the necessary reinforcement and support. This can lead to structural failures and safety hazards. Additionally, the size and spacing of rebars can be a concern. If the rebars are too small or spaced too far apart, they may not effectively distribute loads or resist bending and cracking. On the other hand, if the rebars are too large or placed too close together, it can increase construction costs and make the concrete mix difficult to work with. Another challenge is the potential for poor bonding between the rebar and the concrete. If there is inadequate contact or bonding between the two materials, it can compromise the structural integrity and reduce the load-bearing capacity of the reinforced concrete. Lastly, the quality of the steel rebars themselves can be an issue. Low-quality or substandard rebars may have defects, such as impurities or inconsistencies in their composition, which can weaken the reinforcement and compromise the overall strength of the structure. To mitigate these problems, it is important to use high-quality rebars, follow proper installation techniques, and ensure proper maintenance and protection against corrosion. Regular inspections and testing can also help identify any issues and ensure the longevity and safety of the reinforced concrete structure.

Q: What are the different types of steel rebars used in beam reinforcement?: There are three main types of steel rebars commonly used in beam reinforcement: mild steel rebars, high-strength deformed steel rebars, and epoxy-coated rebars.

Q: Can steel rebars be used in the construction of power plants?: Yes, steel rebars can be used in the construction of power plants. Steel rebars are commonly used in reinforced concrete structures, including power plants, to provide strength and durability to the concrete. They help to reinforce the concrete and provide structural support, ensuring the stability and integrity of the power plant's infrastructure.

Q: Why is the price of screw steel affected by iron ore and coal?: The required material is simple, "billet, iron ore with a small amount of chemical elements", and then through the hot rolling method of refining, during which a large amount of coal is needed, so the price of rebar will be affected by iron ore and coal

Q: Can steel rebars be used in structures with high humidity levels?: Yes, steel rebars can be used in structures with high humidity levels. Steel rebars are commonly used in construction projects, including those in high humidity environments such as coastal areas or buildings with high moisture content. However, it is important to ensure that the steel rebars are properly protected against corrosion to maintain their structural integrity. This can be achieved by applying appropriate coatings or using corrosion-resistant steel rebars like stainless steel or epoxy-coated rebars. Regular maintenance and inspection are also necessary to prevent any potential corrosion issues and ensure the long-term durability of the structure.

Q: How do steel rebars contribute to the structural soundness of a building?: The construction industry heavily relies on steel rebars to ensure the structural integrity of buildings. These reinforcing bars, commonly referred to as rebars, are composed of steel and embedded within concrete to provide additional strength and reinforcement. One of the main ways in which steel rebars contribute to a building's structural soundness is by bolstering its tensile strength. Concrete is excellent at handling compressive forces but lacks strength when it comes to tension. Buildings are subjected to various loads, including wind, earthquakes, and their own weight, which exert both compressive and tensile forces. By incorporating steel rebars into the concrete, the overall structure's tensile strength is significantly improved. This prevents the concrete from cracking or failing under tension, guaranteeing the stability and durability of the building over time. Additionally, steel rebars enhance a building's ductility, which refers to its ability to deform under stress without breaking. Concrete, being a brittle material, lacks ductility and tends to fail suddenly when subjected to excessive stress. With the inclusion of steel rebars, the concrete-reinforced structure gains the capacity to absorb and distribute energy, allowing it to undergo controlled deformations without abrupt failure. This increased ductility ensures that the building can withstand dynamic loads, such as those generated during an earthquake, and reduces the risk of catastrophic collapse. In addition to improving tensile strength and ductility, steel rebars also contribute to the overall stability and load-bearing capacity of a building. By evenly distributing the load across the structure, they help minimize the concentration of stress in specific areas, thus preventing potential weak points or failure spots. This distributed load-bearing capacity ensures that the building can support its intended weight and endure the forces acting upon it. Furthermore, steel rebars play a crucial role in extending the lifespan of a building by offering protection against corrosion. Steel is prone to rust when exposed to moisture and air, which can compromise its structural integrity. However, rebars are often coated with epoxy or other anti-corrosion materials to prevent rusting. This protective layer ensures that the steel remains intact and maintains its strength over time, further bolstering the structural soundness of the building. To summarize, steel rebars are essential components in guaranteeing the structural soundness of buildings. They enhance concrete's tensile strength, improve its ductility, increase load-bearing capacity, and safeguard against corrosion. By incorporating steel rebars, buildings can withstand various loads, resist cracking, and ensure long-term stability and durability.

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