Angle steel Bar Many Sizes

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Product Description:

Specifications of Angle Steel Bar

1. Standards: GB,ASTM,BS,AISI,DIN,JIS

2. Length:6m,9m,12m

3. Material:Material: GB Q235B, Q345B or Equivalent; ASTM A36; EN 10025, S235JR, S355JR; JIS G3192, SS400;

SS540.

4. Sizes:

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. Chemical data: %

C	Mn	S	P	Si
0.14-0.22	0.30-0.65	≤0.050	≤0.045	≤0.30

Usage & Applications of Angle Steel Bar

Trusses;

Transmission towers;

Telecommunication towers;

Bracing for general structures;

Stiffeners in structural use.

Q: Can steel angles be cut to size?: Yes, steel angles can be cut to size. Steel angles, also known as L-shaped angles, are versatile structural materials commonly used in construction and manufacturing industries. They can be easily cut to the desired length using various cutting tools such as saws, plasma cutters, or angle grinders. This allows for customization and ensures that the steel angles fit perfectly into the intended application. It is important to use appropriate safety measures and equipment when cutting steel angles, as they are made of a strong and durable material.

Q: How do you protect steel angles from moisture?: Steel angles can be protected from moisture by applying a suitable coating or paint that acts as a barrier against moisture. Additionally, regular inspection and maintenance, including the removal of any rust or corrosion, can help prevent moisture damage.

Q: What are the different surface treatments available for galvanized steel angles?: To enhance the appearance, durability, and resistance to corrosion of galvanized steel angles, there are various surface treatments available. Some commonly used treatments include: 1. Powder coating: This method involves applying a dry powder onto the surface of the galvanized steel angle, followed by heating to create a long-lasting and visually appealing finish. Powder coating can be customized to achieve different colors and textures, resulting in a high-quality surface treatment. 2. Painting: Galvanized steel angles can also be painted with different coatings, such as epoxy, polyurethane, or enamel paint. Painting adds an extra layer of protection against corrosion and can be tailored to meet specific aesthetic requirements. 3. Hot-dip galvanizing: This treatment is the initial process for galvanized steel angles. It involves immersing the angles in a bath of molten zinc, which forms a protective layer on the surface. Hot-dip galvanizing offers excellent corrosion resistance and is particularly suitable for outdoor applications. 4. Zinc electroplating: Similar to hot-dip galvanizing, zinc electroplating applies a thin layer of zinc to the steel angle's surface through an electrochemical process. This treatment offers good corrosion protection and can be combined with other surface treatments to enhance durability. 5. Anodizing: Anodizing is commonly used for aluminum surfaces but can also be applied to galvanized steel angles. This process creates a controlled oxide layer on the surface, improving corrosion resistance and providing a decorative finish. 6. Passivation: Passivation is a chemical treatment that eliminates iron and other impurities from the surface of galvanized steel angles. It enhances the steel's corrosion resistance by creating a passive oxide layer. When selecting a surface treatment for galvanized steel angles, it is crucial to consider specific application requirements, budget constraints, and desired aesthetic appearance. Seeking advice from professionals or suppliers can help determine the most suitable treatment for your needs.

Q: What are the different methods of surface powder coating for steel angles?: Surface powder coating for steel angles can be achieved through various methods, each serving the purpose of providing protection and enhancing aesthetics. 1. One commonly used technique is electrostatic spraying, where a specialized spray gun is employed to apply the powder coating onto the steel surface. The powder particles, carrying a positive charge, are drawn towards the grounded steel angle, ensuring a uniform and even coating. 2. Another approach is the fluidized bed method. Here, the steel angles are heated and then immersed in a bed of fluidized powder particles. As the steel's heat causes the powder particles to melt, they adhere to the surface, resulting in a smooth and durable coating. 3. The powder coating booth method involves placing the steel angles within a designated booth. Equipped with a powder spray gun, the booth emits a fine mist of powder coating onto the surface. The angles are subsequently cured in an oven to bond and melt the powder particles, creating a robust and long-lasting coating. 4. Combining the advantages of electrostatic spraying and fluidized bed techniques, the electrostatic fluidized bed method offers a more controlled and consistent coating. Preheated steel angles are dipped into a fluidized bed of powder particles while an electrostatic charge is applied, ensuring a uniform application. 5. Tribocharging is an alternative technique where frictional charging is used to apply the powder coating. The powder particles pass through a tribocharging gun, obtaining a positive charge. Subsequently, these charged particles are attracted to the grounded steel angle, resulting in a high-quality and consistently applied coating. Each method possesses its own distinct advantages and suitability for specific applications. The choice of coating approach depends on factors such as desired finish, coating thickness, production volume, and cost considerations.

Q: How do steel angles perform in cold weather conditions?: Steel angles perform well in cold weather conditions due to their high strength and durability. The cold temperature does not significantly affect the performance and structural integrity of steel angles, making them suitable for various applications in cold climates.

Q: What are the different types of surface defects in steel angles?: There are several different types of surface defects that can occur in steel angles. These defects can affect the appearance, strength, and overall quality of the steel. Some common types of surface defects in steel angles include: 1. Scale: Scale refers to the formation of a thin layer of iron oxide on the surface of the steel. It is commonly caused by the exposure of the steel to high temperatures during manufacturing or processing. Scale can affect the appearance of the steel and can also lead to corrosion if not removed. 2. Pits: Pits are small depressions or cavities on the surface of the steel. They can be caused by a variety of factors, including corrosion, improper handling, or manufacturing defects. Pits can weaken the steel and reduce its overall strength. 3. Scratches: Scratches are grooves or marks on the surface of the steel caused by abrasion or contact with other objects. While scratches may not affect the structural integrity of the steel, they can impact its appearance and may provide a starting point for corrosion. 4. Inclusions: Inclusions are non-metallic particles or impurities that are trapped within the steel during the manufacturing process. They can be caused by a variety of factors, such as improper steelmaking techniques or the presence of foreign materials. Inclusions can weaken the steel, leading to reduced strength and potential failure under load. 5. Laminations: Laminations are layers or sheets of metal that are not properly bonded together during the manufacturing process. They can occur due to improper rolling or welding techniques. Laminations can weaken the steel, reducing its strength and potentially causing failure. 6. Corrosion: Corrosion is a chemical reaction that occurs when steel is exposed to moisture and oxygen. It can result in the formation of rust or other corrosion products on the surface of the steel. Corrosion can weaken the steel and reduce its overall integrity. It is important to identify and address these surface defects in steel angles to ensure the quality and performance of the steel. Regular inspection, proper handling, and appropriate surface treatment can help minimize the occurrence and impact of these defects.

Q: Are steel angles suitable for reinforcing concrete structures?: Indeed, steel angles prove to be a suitable option when it comes to reinforcing concrete structures. In construction projects, it is common to employ steel angles in order to provide additional support and strength to concrete structures. Their versatility and ease of fabrication and installation make them a favored choice for reinforcement purposes. The incorporation of steel angles aids in enhancing the structural integrity of concrete structures, thereby increasing their capacity to bear heavy loads and resist bending and shearing forces. Moreover, the dimensions and specifications of steel angles can be tailored to meet the unique requirements of different concrete structures, offering personalized reinforcement solutions. All in all, utilizing steel angles as reinforcement is a dependable and efficient approach to enhance the performance and longevity of concrete structures.

Q: Can steel angles be used for roof trusses?: Yes, steel angles can be used for roof trusses. Steel angles are commonly used in the construction industry for various structural applications, including roof trusses. They provide excellent strength and stability, making them a suitable choice for supporting the weight of a roof. Additionally, steel angles can be easily fabricated and customized to meet specific design requirements, making them a versatile option for roof truss construction.

Q: What are the different methods of connecting steel angles to other structural elements?: Different methods exist for connecting steel angles to other structural elements, depending on the specific application and load requirements at hand. One method commonly employed is welding, which involves the fusion of the steel angle to the other structural element through the application of intense heat. This results in a robust and enduring connection capable of withstanding high loads. Welding proves particularly useful when a permanent connection is necessary and substantial load requirements are present. Another method is bolting, wherein bolts and nuts are utilized to secure the steel angle to the other structural element. This approach allows for easy disassembly and reassembly if required, offering greater flexibility compared to welding. Bolting is typically chosen when an adjustable connection is desired or when the load requirements are relatively lower. Riveting represents an additional option for connecting steel angles to other structural elements. This method entails inserting a metal pin, known as a rivet, through aligned holes in both the steel angle and the other element, with the end of the rivet deformed to secure it in place. Riveting delivers a sturdy and dependable connection, although it may demand more time and labor compared to welding or bolting. Additionally, adhesive bonding can also be employed to connect steel angles to other structural elements. This technique utilizes specialized adhesives capable of bonding the surfaces of both the steel angle and the other element together. Adhesive bonding provides a strong and uniform connection, making it ideal for applications where aesthetics matter or when joining dissimilar materials is necessary. In summary, the various methods for connecting steel angles to other structural elements encompass welding, bolting, riveting, and adhesive bonding. The choice of method relies on factors such as load requirements, desired flexibility, ease of assembly and disassembly, and the specific application at hand.

Q: Can steel angles be used as reinforcing bars in concrete structures?: Yes, steel angles can be used as reinforcing bars in concrete structures. Steel angles are commonly used for this purpose due to their strength and durability. They provide additional strength to the concrete, preventing cracks and increasing the overall stability of the structure. Steel angles are typically embedded in the concrete to provide reinforcement in areas where additional support is required, such as in beams, columns, and slabs. They are commonly used in construction projects such as bridges, buildings, and other concrete structures.

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