Prime Oman Steel Rebar for Building Construction

Prime Oman Steel Rebar for Building Construction System 1

Prime Oman Steel Rebar for Building Construction System 2

Prime Oman Steel Rebar for Building Construction System 3

Prime Oman Steel Rebar for Building Construction System 4

Prime Oman Steel Rebar for Building 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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Prime Oman Steel Rebar for Building Construction

Details of the Prime Oman Steel Rebar for Building 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 Prime Oman Steel Rebar for Building 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.

Prime Oman Steel Rebar for Building Construction

Packaging & Delivery of the Prime Oman Steel Rebar for Building 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: What is the effect of exposure to extreme temperatures on steel rebars?: Exposure to extreme temperatures can have detrimental effects on steel rebars. When subjected to high temperatures, steel rebars can undergo thermal expansion, leading to potential structural damage and weakening of the overall structure. Additionally, rapid cooling after exposure to high temperatures can cause thermal shock, resulting in cracking or even complete failure of the rebars. On the other hand, prolonged exposure to extremely low temperatures can make steel rebars brittle, reducing their load-bearing capacity and making them more susceptible to fractures. Therefore, it is crucial to consider the impact of extreme temperatures on steel rebars to ensure the structural integrity and durability of the construction.

Q: What is the role of steel rebars in ensuring occupant safety?: Various structures, particularly buildings and infrastructure, rely on steel rebars to ensure occupant safety. These reinforced steel bars are commonly used in concrete construction to strengthen and prolong the lifespan of the structure. Ultimately, this safeguards the individuals residing or working within these structures. Steel rebars have a primary function of providing structural reinforcement to concrete elements like columns, beams, and slabs. By incorporating rebars into the concrete, the overall load-bearing capacity of the structure is greatly increased. This allows it to endure external forces and loads, significantly reducing the risk of collapse or structural failure that could harm the occupants. During seismic events, such as earthquakes, steel rebars play a crucial role in dissipating and distributing the energy exerted on the structure. The ductility and tensile strength of steel enable it to absorb and distribute seismic forces, minimizing the chances of a sudden structural failure. Consequently, occupants are protected from potential hazards associated with seismic activity. Additionally, steel rebars enhance the fire resistance of concrete structures. While concrete itself possesses good fire-resistant properties, the inclusion of steel rebars further strengthens this resistance. Steel has a high melting point and low thermal conductivity compared to other materials. This means that steel rebars can withstand high temperatures for an extended period, ensuring the building's structural integrity during a fire and providing occupants with a safe evacuation route. Furthermore, steel rebars contribute to the long-term durability and maintenance of the structure. They prevent cracks and minimize the effects of corrosion, maintaining the concrete's structural integrity over time. This ensures that occupants are not exposed to potential hazards caused by structural deterioration. In summary, the role of steel rebars in ensuring occupant safety is essential. They provide structural reinforcement, increase load-bearing capacity, enhance fire resistance, and contribute to the long-term durability of a structure. By incorporating steel rebars into concrete construction, the risk of collapse, structural failure, and other potential hazards is significantly reduced, ultimately creating a safe environment for occupants.

Q: Laiwu steel thread steel trademark color blue and red Qu Qu: In the purchase of rebar, first of all, from the surface quality, the surface of normal steel without cracks, scarring and folding. The surface shall have a bump, but shall not exceed the height of the cross rib, and shall also have a quality grade mark on the surface of the steel bar. Inferior thread steel due to rolling with adobe, its surface quality is poor, often with burrs, burrs, cracks, scarring, some distortions obvious, end of irregular, and even cracks. At the same time, some small mill due to heating temperature and rolling speed is not enough, the surface color is red, uneven color. Second, from the appearance of size, you can use vernier caliper to measure whether the actual size is consistent with the marked size (general thread steel rolled with specifications), if there is a difference in the standard deviation (such as? 16 the standard diameter of the thread steel is 15.4 + 0.4mm, while the quality of the false thread steel is mostly about 13mm. Third, regular steel at the factory, mostly large bundles of packaging, bundles of steel are linked with the physical corresponding metal signs, indicating the factory name, steel number, batch number, specifications and inspection code. But shoddy steel due to poor production conditions, no large hoisting equipment, mostly small (about ten strapping) package or in bulk, no metal signs, no guarantee of quality.

Q: How do steel rebars improve the structural integrity of concrete?: Steel rebars improve the structural integrity of concrete in several ways. First and foremost, they enhance the tensile strength of concrete, which is otherwise weak in tension. Concrete has excellent compressive strength but lacks the ability to withstand pulling or stretching forces. By inserting steel rebars into the concrete, the tensile strength of the entire structure is significantly increased. The steel rebars act as reinforcement by distributing the stress and load across a wider area, preventing cracks and fractures from propagating through the concrete. They provide a strong bond between the concrete and the reinforcement, allowing the structure to bear heavy loads and resist bending, shearing, and other forces that can compromise its stability. Additionally, steel rebars help to control and mitigate the effects of shrinkage and thermal expansion and contraction that occur in concrete. These phenomena can often lead to cracking and structural damage. The steel rebars help to restrain the movement of the concrete, reducing the risk of cracks forming and ensuring the overall integrity of the structure. Furthermore, steel rebars increase the durability and longevity of concrete structures. They have high resistance to corrosion, which is especially important in environments with high moisture, chemicals, or saltwater exposure. The presence of steel rebars protects the concrete from deterioration and extends the lifespan of the structure. In summary, steel rebars play a crucial role in improving the structural integrity of concrete by enhancing its tensile strength, distributing stress and loads, preventing cracks, controlling shrinkage, resisting bending and shearing forces, and increasing durability. They provide a reliable and effective reinforcement system that ensures the stability and longevity of concrete structures.

Q: What is the process of galvanizing steel rebars?: The process of galvanizing steel rebars involves the application of a layer of zinc to the surface of the rebar in order to prevent corrosion and prolong its lifespan. The process typically consists of the following steps: 1. Surface Preparation: The steel rebars are cleaned thoroughly to eliminate any dirt, oil, or scale from the surface. This is typically achieved through the use of chemical cleaning agents and mechanical methods, such as sandblasting or shot blasting. 2. Pickling: Once cleaned, the rebars are submerged in a pickling solution, usually a mixture of hydrochloric acid and water. This solution eliminates any remaining impurities or oxides from the surface of the rebars. 3. Fluxing: The pickled rebars are then rinsed to eliminate any residual acid and are immersed in a flux solution. The flux solution aids in the removal of any remaining oxides and ensures proper adhesion of the zinc coating. 4. Galvanizing: The fluxed rebars are then dipped into a molten zinc bath. The temperature of the zinc bath is typically kept between 815 to 850 degrees Fahrenheit (435 to 455 degrees Celsius). The rebars are carefully immersed and then slowly withdrawn to allow excess zinc to drain off. 5. Quenching: After the galvanizing process, the rebars may be rapidly cooled in a specialized solution to stabilize the zinc coating. This step helps to prevent the excessive formation of zinc oxide on the surface. 6. Inspection: Once the galvanized rebars have cooled down, they undergo a comprehensive inspection to ensure the quality of the coating. Visual inspection, thickness measurement, and adhesion tests are commonly conducted to assess the integrity of the zinc coating. Overall, the galvanizing process provides a robust and effective protective coating for steel rebars, rendering them highly resistant to corrosion and extending their lifespan in a variety of applications, including construction, reinforcement, and infrastructure projects.

Q: What are the different grades of epoxy-coated steel rebars?: The different grades of epoxy-coated steel rebars are typically classified based on their yield strength, which can range from Grade 40 to Grade 80. These grades signify the minimum yield strength in ksi (thousand pounds per square inch) that the rebar can withstand before it deforms.

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: What is the difference between epoxy-coated and galvanized steel rebars?: Epoxy-coated steel rebars are coated with a layer of epoxy resin, which provides corrosion resistance and helps prevent the rebar from coming into contact with moisture and chemicals. On the other hand, galvanized steel rebars are coated with a layer of zinc, which acts as a sacrificial anode and protects the rebar from corrosion by forming a protective barrier. In summary, while both coatings provide corrosion resistance, epoxy-coated rebars primarily rely on the epoxy layer, whereas galvanized rebars rely on the sacrificial anode effect of the zinc coating.

Q: How are steel rebars manufactured?: Steel rebars are manufactured through a process called hot rolling, where billets of steel are heated and passed through rollers to shape them into the desired rebar form. This is followed by a cooling process and then cutting them into appropriate lengths.

Q: How are steel rebars transported to the construction site?: Steel rebars, also known as reinforcing bars, are typically transported to construction sites using various methods. One common method is by truck transportation. The rebars are loaded onto flatbed trucks or trailers and secured using straps or chains to prevent any movement during transit. These trucks are specifically designed with sturdy frames and loading mechanisms to handle the weight and length of the rebars. Another method is by rail transportation. Steel rebars can be loaded onto rail cars, either on flatcars or in specialized containers, and transported to the construction site. This method is often used for long-distance transportation, as it is more cost-effective and efficient for large quantities of rebars. In some cases, rebars can also be transported by sea or barge for construction projects located near waterways. They are loaded onto ships or barges and secured to prevent any damage or movement during transit. This method is commonly used for projects that require large quantities of rebars or for construction sites located on islands or in coastal areas. Once the steel rebars arrive at the construction site, they are typically unloaded using cranes or forklifts. The rebars are then stored in designated areas or directly used for reinforcement in the construction process. It is essential to handle the transportation of rebars with care to ensure their structural integrity and prevent any potential accidents or damage during transit.

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