ANGLE STEEL 80-250MM

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

Min Order Qty:: -

Supply Capability:: -

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Angle Steel Details:

Minimum Order Quantity:	25mtons	Unit:	m.t.	Loading Port:	China Main Port
Supply Ability:	80000-100000MTS/YEAR	Payment Terms:	TT or LC

Product Description:

Specifications of Angle Steel

1. Invoicing on theoretical weight or actual weight as customer request

2. Length: 6m, 9m, 12m as following table

3. Sizes

Angle Steel

Sizes: 25mm-250mm
a*t
25*2.5-4.0	70*6.0-9.0	130*9.0-15
30*2.5-6.6	75*6.0-9.0	140*10-14
36*3.0-5.0	80*5.0-10	150*10-20
38*2.3-6.0	90*7.0-10	160*10-16
40*3.0-5.0	100*6.0-12	175*12-15
45*4.0-6.0	110*8.0-10	180*12-18
50*4.0-6.0	120*6.0-15	200*14-25
60*4.0-8.0	125*8.0-14	250*25

5. 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

6.Material details:

Alloy No	Grade	Element (%)
		C	Mn	S	P	Si
		C	Mn	S	P	Si

Q235	B	0.12—0.20	0.3—0.7	≤0.045	≤0.045	≤0.3

Alloy No	Grade	Yielding strength point( Mpa)
		Thickness (mm)
		≤16	＞16--40		＞40--60	＞60--100
		≥

Q235	B	235		225	215	205
Alloy No	Grade	Tensile strength (Mpa)	Elongation after fracture (%)
		Tensile strength (Mpa)	Thickness (mm)
			≤16	＞16--40	＞40--60	＞60--100
			≥

Q235	B	375--500	26	25	24	23

Usage & Applications of Angle Steel

According to the needs of different structures, Angle can compose to different force support component, and also can be the connections between components. It is widely used in various building structures and engineering structures such as roof beams, bridges, transmission towers, hoisting machinery and transport machinery, ships, industrial furnaces, reaction tower, container frame and warehouse etc.

Packaging & Delivery of Angle Steel

1. Packing: it is nude packed in bundles by steel wire rod

2. Bundle weight: not more than 3.5MT for bulk vessel; less than 3 MT for container load

3. Marks:

Color marking: There will be color marking on both end of the bundle for the cargo delivered by bulk vessel. That makes it easily to distinguish at the destination port.

Tag mark: there will be tag mark tied up on the bundles. The information usually including supplier logo and name, product name, made in China, shipping marks and other information request by the customer.

If loading by container the marking is not needed, but we will prepare it as customer request.

Production flow of Angle Steel

Material prepare (billet) —heat up—rough rolling—precision rolling—cooling—packing—storage and transportation

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: Why is the threaded steel thread?: The difference between round bar and round bar is that the surface has longitudinal ribs and transverse ribs, usually with two longitudinal ribs and transverse ribs uniformly distributed along the length direction. The rebar is a kind of small section steel, mainly used for the skeleton of reinforced concrete construction members. In use, some mechanical strength, bending deformation property and welding performance are required.

Q: How are steel rebars protected against chemical attacks in concrete?: Steel rebars are protected against chemical attacks in concrete by using various methods such as applying protective coatings, using corrosion inhibitors, and ensuring proper concrete cover over the rebars.

Q: What are the guidelines for repairing damaged steel rebars in a structure?: To ensure the structural integrity of a building when repairing damaged steel rebars in a structure, it is necessary to follow several guidelines. Here are some key guidelines that should be considered: 1. Inspection: Before commencing the repair process, a thorough inspection of the damaged rebars must be conducted. This involves assessing the extent of the damage, identifying the cause of the damage, and determining whether repair is feasible or if replacement is necessary. 2. Cleaning: Proper cleaning of the damaged rebars is essential to eliminate any loose rust, scale, or other contaminants. This can be achieved by using wire brushes, sandblasting, or other appropriate cleaning methods. 3. Removal of damaged material: Any corroded or severely damaged portions of the rebars should be removed. This may require cutting out the damaged area and replacing it with a new rebar, or employing techniques such as welding or epoxy bonding to repair the damaged section. 4. Surface preparation: Adequate preparation of the rebar surface is important to ensure proper adhesion of the repair material. This may involve roughening the surface, applying a bonding agent, or utilizing other surface preparation techniques depending on the specific repair method being employed. 5. Selection of repair material: The choice of repair material will depend on factors such as the severity of the damage, the required load-bearing capacity, and the environmental conditions in which the rebars are situated. Common repair materials include epoxy resins, cementitious mortars, or other specialized repair products. 6. Repair technique: The selection of an appropriate repair technique is crucial and should comply with relevant industry standards and codes. Techniques such as welding, epoxy bonding, or mechanical splicing can be employed to repair damaged rebars. 7. Quality control: Throughout the repair process, it is important to implement quality control measures to ensure the effectiveness and durability of the repair. This may involve strength testing of the repaired rebars, monitoring the curing process, and conducting inspections to verify compliance with the guidelines. 8. Documentation: Thorough documentation of the repair process is essential, including photographs, test results, and any relevant certifications or warranties. This documentation serves as a valuable reference for future maintenance and provides evidence of the repair work carried out. It should be noted that the guidelines for repairing damaged steel rebars may vary depending on project-specific requirements, local building codes, and the recommendations of structural engineers or repair specialists. Therefore, consulting with experts in the field is crucial to ensure safe and effective repair work.

Q: Can steel rebars be used in water treatment plant construction?: Steel rebars have the capability to be utilized in the construction of water treatment plants. They are frequently employed as a means of reinforcing concrete structures, including those found in water treatment plants. By incorporating these rebars, the concrete structures gain both strength and durability, allowing them to withstand the various stresses and loads they encounter. Additionally, steel rebars possess resistance to corrosion, a crucial characteristic in water treatment plants where exposure to water and chemicals is prevalent. Nevertheless, it is vital to ensure that the rebars employed in the construction of water treatment plants adhere to the required specifications and standards, guaranteeing the structures' longevity and integrity.

Q: How are steel rebars handled and stored on construction sites?: Construction projects that require reinforced concrete structures rely on steel rebars, which are also known as reinforcing bars. Ensuring the quality and safety of these rebars when handling and storing them on construction sites is of utmost importance. Upon delivery to the construction site, the steel rebars must undergo inspection for any signs of damage or corrosion. If any rebars are found to be damaged, they should be discarded as they can compromise the project's structural integrity. Additionally, the rebars should be checked for proper labeling, including grade, size, and other specifications. Mechanical lifting equipment, such as cranes or forklifts, is typically used to handle steel rebars. It is crucial to use appropriate lifting tools to prevent mishandling or accidents that could result in injuries. The rebars should be lifted vertically to avoid bending or distortion. Once lifted, the steel rebars should be stored in a designated area called a rebar yard. This yard should be clean, well-drained, and organized to prevent potential damage or corrosion. The rebars should be stacked horizontally on leveled ground, ensuring they do not come into direct contact with the soil or water to avoid rusting. To prevent the rebars from rolling or falling, they should be securely tied together using binding wires or steel bands. This practice not only helps maintain the order and stability of the stored rebars but also prevents accidental damage by keeping them away from other construction materials, machinery, or equipment. Proper storage also involves protecting the rebars from adverse weather conditions. Waterproof tarpaulins or plastic sheets should be used to cover the rebars, preventing moisture absorption and corrosion. Adequate ventilation is necessary to avoid moisture accumulation, which can lead to rusting. Regular inspections of the stored rebars are crucial to identify any signs of damage or deterioration. If any rebars are found to be damaged or rusty, they should be promptly removed and replaced to preserve the structural integrity of the construction project. In conclusion, the handling and storage of steel rebars on construction sites require careful attention. Suitable lifting equipment should be used during handling, and a clean and organized rebar yard is necessary for storage. Regular inspections and maintenance are essential to ensure the rebars' quality and prevent any compromise to the construction project's structural integrity.

Q: Can steel rebars be used in industrial plant construction?: Yes, steel rebars can be used in industrial plant construction. They are commonly used to reinforce concrete structures in industrial plants to provide strength and durability.

Q: How do steel rebars contribute to the overall sustainability of the construction industry?: Steel rebars contribute to the overall sustainability of the construction industry in several ways. Firstly, steel rebars are made from recycled materials, reducing the demand for new resources and minimizing the environmental impact of steel production. Additionally, steel rebars are highly durable and have a long lifespan, ensuring the longevity and stability of structures, reducing the need for frequent repairs or replacements. Moreover, the use of steel rebars in reinforced concrete allows for the construction of taller and more complex structures, maximizing the efficient use of land and reducing the need for additional construction projects. Overall, steel rebars play a crucial role in improving the sustainability of the construction industry by promoting resource conservation, durability, and efficient construction practices.

Q: Can steel rebars be used in the construction of office buildings?: Yes, steel rebars can be used in the construction of office buildings. Steel rebars are commonly used as reinforcement in concrete structures, including office buildings. They provide strength and stability to the concrete, making it more resistant to cracking and bending. The use of steel rebars helps to ensure the structural integrity of the building, especially in areas of high stress or load-bearing requirements. Additionally, steel rebars are durable and long-lasting, making them a reliable choice for construction projects.

Q: Can steel rebars be used in the construction of tunnels for transportation?: Yes, steel rebars can be used in the construction of tunnels for transportation. Steel rebars provide strength and reinforcement to the concrete used in tunnel construction, ensuring the structural integrity and durability of the tunnels. They help withstand the heavy loads and pressures that tunnels may experience, making them suitable for transportation tunnels where safety and longevity are crucial.

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