Steel Angle Bar-GB Standard

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Payment Terms:: TT OR LC

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Specifications of Angle Steel

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

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

3. Sizes:

Size(mm)	Mass(Kg/m)	Size(mm)	Mass(Kg/m)
12012010	18.055	15015010	22.765
1251258	15.504	15015012	27.13
12512510	19.133

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.

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

*If you would like to get our price, please inform us the size, standard/material and quantity. Thank you very much for your attention.

Q: How do you prevent steel angles from corroding in saltwater environments?: To prevent steel angles from corroding in saltwater environments, several measures can be taken: 1. Galvanization: Galvanizing the steel angles is one of the most effective ways to prevent corrosion. This involves coating the steel with a protective layer of zinc, which acts as a sacrificial anode and prevents the steel from coming into direct contact with saltwater. The zinc coating corrodes instead of the steel, ensuring its longevity. 2. Barrier Coatings: Applying barrier coatings such as epoxy, polyurethane, or other corrosion-resistant paints can provide an additional layer of protection against saltwater. These coatings act as a physical barrier, preventing the steel from being exposed to the corrosive effects of saltwater. 3. Cathodic Protection: Another effective method to prevent corrosion in saltwater environments is by using cathodic protection. This technique involves connecting the steel angles to a sacrificial anode made of a more active metal, such as aluminum or magnesium. The sacrificial anode corrodes instead of the steel, offering protection to the steel angles. 4. Regular Maintenance: Regular inspection and maintenance are essential to prevent corrosion in saltwater environments. This includes cleaning off any accumulated salt deposits or other contaminants and repairing any damaged or missing protective coatings. Additionally, routine checks should be conducted to ensure the effectiveness of galvanization or cathodic protection systems. 5. Material Selection: Choosing a corrosion-resistant alloy or stainless steel for the steel angles can significantly enhance their resistance to saltwater corrosion. Stainless steel grades such as 316 or duplex stainless steels are particularly suitable for saltwater environments due to their high resistance to corrosion. By implementing these preventive measures, the steel angles can be safeguarded against the corrosive effects of saltwater, ensuring their durability and longevity even in challenging marine conditions.

Q: What is the typical ductility of steel angles?: The typical ductility of steel angles can vary depending on the specific grade and composition of the steel. However, in general, steel angles have good ductility due to the inherent properties of steel, which allows them to be easily bent or deformed without breaking.

Q: What are the advantages of using steel angles over other materials?: There are several advantages of using steel angles over other materials. Firstly, steel angles offer exceptional strength and durability, making them suitable for a wide range of structural applications. They can withstand heavy loads and provide reliable support, ensuring structural integrity. Additionally, steel angles are versatile as they can be easily customized and fabricated to meet specific design requirements. They are also cost-effective in terms of long-term maintenance and repair, as steel is highly resistant to corrosion and requires minimal upkeep. Lastly, steel angles offer excellent fire resistance, making them a safe choice for construction projects.

Q: What is the typical tolerance for steel angles?: The typical tolerance for steel angles depends on the specific application and industry standards. However, in general, the industry standard for the tolerance of steel angles is ±1/8 inch or ±3 millimeters. This means that the actual dimensions of the angle can deviate by up to 1/8 inch or 3 millimeters from the specified dimensions. It is important to note that these tolerances may vary for different grades of steel and specific manufacturing processes. Therefore, it is crucial to consult the relevant industry standards or specifications for the specific project to determine the exact tolerance requirements for steel angles in that particular application.

Q: Are steel angles resistant to chemical exposure?: Yes, steel angles are generally resistant to chemical exposure. Steel is known for its high strength and durability, making it less susceptible to damage from chemical substances. However, the level of resistance can vary depending on the specific chemical and the type of steel used. In highly corrosive environments or with prolonged exposure to aggressive chemicals, certain types of steel angles may require additional protective coatings or treatments to enhance their resistance. It is always recommended to consult with experts or refer to specific material specifications to ensure the appropriate steel angles are chosen for the intended chemical exposure.

Q: Can steel angles be used to create decorative elements in architecture?: Yes, steel angles can definitely be used to create decorative elements in architecture. Steel angles, also known as angle irons, are versatile and can be easily manipulated to create various shapes and designs. They can be cut, bent, and welded to form intricate patterns, ornamental details, and decorative accents. Steel angles can be used in various architectural applications, such as railings, balusters, window grilles, door frames, brackets, and ornamental trims. Their strength and durability make them suitable for both indoor and outdoor use. They can be finished with different coatings, such as paint or powder coating, to enhance their appearance and protect them from corrosion. Architects and designers often incorporate steel angles in modern and contemporary designs to add an industrial, sleek, and minimalist touch. The clean lines and geometric shapes of steel angles can provide a modern aesthetic to buildings and structures. They can be used to create unique and eye-catching patterns, adding visual interest and a sense of style to architectural projects. Moreover, steel angles can also be combined with other materials, such as glass, wood, or stone, to create a striking contrast and achieve a harmonious blend of materials. This versatility allows for endless design possibilities, enabling architects to create truly customized and distinctive decorative elements. In conclusion, steel angles can be effectively used to create decorative elements in architecture. Their versatility, strength, and potential for customization make them an ideal choice for architects and designers looking to add aesthetic appeal and uniqueness to their projects.

Q: How do steel angles perform in high-temperature environments?: Steel angles perform well in high-temperature environments due to their high melting point and excellent heat resistance. They retain their structural integrity and strength, making them a suitable choice for applications that require stability and durability in elevated temperatures.

Q: How do you prevent galvanic corrosion between steel angles and aluminum components?: To avoid galvanic corrosion between steel angles and aluminum components, there are multiple actions you can take: 1. Implement a barrier: Employ a non-conductive coating or a layer of paint to create a physical barrier between the steel and aluminum surfaces. This will obstruct direct contact between the two metals, decreasing the chances of galvanic corrosion. 2. Use insulating tape or gaskets: Position insulating tape or gaskets made of non-conductive materials, like rubber or plastic, between the steel angles and aluminum components. This will act as a buffer, preventing direct contact and reducing the risk of galvanic corrosion. 3. Select compatible metals: Opt for metals that are more compatible with each other when designing or selecting components. For example, consider using stainless steel or galvanized steel instead of regular steel when paired with aluminum, as this can decrease the risk of galvanic corrosion. 4. Utilize isolation techniques: Isolate the steel angles and aluminum components using techniques like plastic or rubber spacers. These spacers separate the metals, preventing direct contact and minimizing the potential for galvanic corrosion. 5. Apply corrosion inhibitors: Apply special coatings or compounds to the steel and aluminum surfaces that act as corrosion inhibitors. These inhibitors create a protective layer, helping to prevent galvanic corrosion. 6. Control the environment: Galvanic corrosion is accelerated in the presence of moisture, saltwater, or acidic environments. Decrease the exposure of steel angles and aluminum components to these corrosive elements by ensuring proper ventilation, drainage, and maintaining suitable protective coatings. When selecting the most appropriate method or combination of methods to prevent galvanic corrosion between steel angles and aluminum components, it is crucial to carefully consider the specific requirements and conditions of your application. Seeking advice from corrosion experts or engineers can provide valuable insights and tailored guidance for your particular situation.

Q: How do you join steel angles together?: There are several methods to join steel angles together, depending on the specific requirements and circumstances. Here are some common techniques used: 1. Welding: Welding is a popular and effective method for joining steel angles. It involves melting the edges of the angles together and fusing them using a welding machine. Welding provides strong and durable connections, but it requires skilled personnel and proper safety precautions. 2. Bolting: Bolting is another common way to join steel angles. It involves using bolts, nuts, and washers to connect the angles together. This method provides a secure connection and allows for disassembly if needed. It is relatively straightforward and does not require specialized equipment. 3. Riveting: Riveting is a traditional method that involves using rivets to connect steel angles. It requires drilling holes in the angles and using a rivet gun to secure the rivets. This method provides a strong and permanent connection. 4. Adhesive bonding: Adhesive bonding involves using a strong adhesive to join steel angles together. This method is suitable for lightweight applications and offers the advantage of not requiring heat or specialized equipment. However, it may not be suitable for heavy-duty or high-stress applications. It is important to consider factors such as the load-bearing capacity, structural integrity, aesthetic requirements, and environmental conditions when selecting the appropriate method for joining steel angles together. Additionally, consulting with a professional engineer or fabricator can help ensure the most suitable joining method is chosen for your specific needs.

Q: What are the different types of steel angles connections for columns?: There are several different types of steel angle connections that can be used for columns in construction. 1. Bolted Angle Connection: This is a commonly used connection where steel angles are bolted together to form a joint. The angles are usually attached to the column using bolts and plates, providing a strong and reliable connection. 2. Welded Angle Connection: In this type of connection, the steel angles are welded directly to the column. Welded connections offer excellent strength and stiffness, making them suitable for heavy-duty applications. 3. Gusset Plate Connection: A gusset plate is a flat plate that is attached to the column and the steel angles to form a connection. The gusset plate is usually bolted or welded to provide additional strength and stability. 4. Cleat Connection: A cleat is a small piece of steel that is bolted or welded to the column and the steel angles. Cleat connections are commonly used for smaller columns and provide a simple and cost-effective solution. 5. Moment Connection: A moment connection is designed to resist both axial and bending loads. It involves welding or bolting steel angles to the column, along with additional reinforcing plates and stiffeners to provide the required strength and rigidity. 6. Eccentric Connection: An eccentric connection is used when the load is applied off-center to the column. It involves attaching the steel angles to the column at an offset position to account for the eccentric load. Overall, the choice of steel angle connection for columns depends on factors such as the load requirements, structural design, and construction methods. It is important to consider the specific needs of the project and consult with a structural engineer to determine the most appropriate connection type.

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