ANGLE STEEL 20MM

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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: How do steel angles contribute to the overall stability of a truss system?: Steel angles play a critical role in enhancing the overall stability of a truss system, which is widely utilized in structural applications like bridges and buildings to efficiently distribute loads and provide support. The stability of a truss system relies on the steel angles within it. Firstly, the truss system commonly incorporates steel angles as diagonal members, aiding in resisting both tensile and compressive forces that act on the structure. By strategically placing these steel angles, the truss system gains resistance against lateral loads like wind or seismic forces, which can potentially lead to the structure swaying or collapsing. The diagonal angles effectively transfer these loads to the vertical and horizontal members of the truss, ensuring the stability of the entire system. Furthermore, steel angles contribute to stability by preventing the buckling or twisting of truss members. Buckling refers to the sudden failure of a structural member under compressive stress, while twisting refers to the rotational deformation caused by lateral forces. By incorporating steel angles as bracing elements, the truss system becomes more resistant to these types of deformations. The angles act as rigid supports, preventing the members from buckling or twisting, thus enhancing the overall stability of the truss system. Moreover, steel angles aid in increasing the rigidity of the truss system, which refers to its stiffness and resistance to deformation. By connecting various truss members with steel angles, the overall rigidity of the truss system is improved. This increased rigidity allows the truss to bear heavier loads, providing overall stability and durability to the structure. In conclusion, steel angles are crucial in contributing to the overall stability of a truss system. They provide resistance against lateral loads, prevent buckling and twisting of members, and increase the rigidity of the structure. By strategically incorporating steel angles within a truss system, engineers can ensure the stability and strength of the structure, enabling it to withstand various external forces.

Q: What are the different surface finishes for steel angles?: Some of the different surface finishes for steel angles include mill finish, hot-dip galvanized, powder coated, and painted finishes.

Q: Can steel angles be used as supports for solar panels?: Yes, steel angles can be used as supports for solar panels. Steel angles are commonly used in construction due to their strength and durability. When properly designed and installed, steel angles can provide a sturdy and reliable support structure for solar panels. They can be easily welded or bolted together to create a secure framework that can withstand the weight of the panels and any environmental factors such as wind loads. Additionally, steel angles can be galvanized or coated to enhance their resistance to corrosion, making them suitable for outdoor applications such as solar panel installations.

Q: How do you determine the plastic section modulus of a steel angle?: To determine the plastic section modulus of a steel angle, you need to follow a specific calculation process. The plastic section modulus (Z) is a measure of the ability of a cross-section to resist plastic bending. It is commonly used in structural engineering to analyze the strength and stability of members. To calculate the plastic section modulus of a steel angle, you need to know the dimensions of the angle cross-section, including the length of the legs and the thickness of the steel. Once you have these measurements, you can follow the steps below: 1. Identify the centroid of the angle cross-section: The centroid is the geometric center of the shape and is an important reference point for calculating the plastic section modulus. You can determine the centroid by finding the average of the coordinates of the vertices. 2. Calculate the moment of inertia (I): The moment of inertia is a measure of how the area is distributed around the centroid. It can be found by summing the individual moments of inertia for each component of the cross-section. For a steel angle, the moment of inertia can be calculated using standard formulas or tables. 3. Determine the plastic section modulus (Z): The plastic section modulus is directly related to the moment of inertia. It can be calculated by dividing the moment of inertia (I) by the distance from the centroid to the outermost fiber of the section. This distance is known as the distance to the extreme fiber (c) and is usually equal to half the thickness of the angle. The formula to calculate the plastic section modulus (Z) is Z = I / c. 4. Substitute the values: Once you have determined the moment of inertia (I) and the distance to the extreme fiber (c), plug these values into the formula to calculate the plastic section modulus (Z). By following these steps, you can determine the plastic section modulus of a steel angle. The plastic section modulus is a critical parameter in assessing the structural behavior and design of steel angles, especially when subjected to bending loads.

Q: How do steel angles perform in terms of sound reflection or absorption?: Steel angles, commonly utilized in construction and engineering, primarily serve to provide structural support and stability. When it comes to sound reflection or absorption, steel angles have negligible impact. Owing to their dense and inflexible composition, steel angles tend to reflect sound rather than absorb it. Consequently, sound waves encountering a steel angle bounce off its surface and continue to propagate in the surrounding area. Therefore, steel angles are generally not relied upon for soundproofing purposes. To effectively manage sound reflection and absorption, alternative materials possessing sound-dampening properties, such as acoustic panels, insulation, or specialized soundproofing materials, are usually employed. These materials are specifically designed to absorb sound waves and reduce their reflection, ultimately resulting in a quieter and more controlled acoustic environment. To sum up, due to their rigid and reflective nature, steel angles are ineffective in terms of sound reflection or absorption. Alternative materials should be considered for soundproofing purposes to attain the desired acoustic performance.

Q: How do you transport and ship steel angles?: Transporting and shipping steel angles require careful planning and proper handling to ensure their safe and efficient delivery. Here are some key steps involved in the transportation and shipping process: 1. Packaging: Steel angles should be properly packaged to prevent damage during transit. They are often bundled together using steel bands or placed on pallets to keep them secure and stable. 2. Size and weight considerations: Before shipping, it is important to consider the size and weight of the steel angles. This information is crucial for determining the appropriate mode of transportation and selecting the right shipping containers or vehicles. 3. Mode of transportation: Steel angles can be transported by various means, including trucks, trains, ships, or planes. The choice of transportation mode depends on factors such as distance, urgency, and cost. For domestic shipments, trucks or trains are commonly used, while for international shipments, ships or planes are preferred. 4. Loading and securing: Proper loading and securing of steel angles are essential to prevent any movement or damage during transit. They should be loaded onto transportation vehicles using appropriate lifting equipment, ensuring that they are evenly distributed and properly secured to prevent shifting or falling. 5. Insurance and documentation: It is advisable to obtain appropriate insurance coverage for the steel angles during transportation to protect against any unforeseen circumstances. Additionally, proper documentation, including bills of lading, shipping labels, and customs paperwork, should be prepared and attached to the shipment to facilitate smooth transit and customs clearance. 6. Compliance with regulations: When shipping steel angles, it is important to comply with all relevant regulations and requirements. This includes adhering to weight restrictions, securing necessary permits or licenses, and following any special handling or safety guidelines. 7. Tracking and monitoring: Throughout the transportation and shipping process, it is crucial to have effective tracking and monitoring systems in place. This allows for real-time visibility of the shipment's location, ensuring timely delivery and prompt intervention in case of any issues or delays. By following these steps and working with experienced logistics partners, you can ensure that steel angles are transported and shipped safely and efficiently, minimizing the risk of damage or delays.

Q: Can steel angles be used as structural supports?: Indeed, structural supports can be provided by steel angles. Construction and engineering projects frequently employ steel angles due to their remarkable strength and stability. Their distinctive L-shape design renders them perfectly suited for lending support and ensuring structural integrity to various structures. Buildings, bridges, and other infrastructure projects often incorporate steel angles as beams, braces, or supports. These angles are capable of bearing heavy loads and resisting bending and compression forces, thereby establishing themselves as a dependable choice for structural support. Moreover, the ease of fabrication and installation associated with steel angles renders them a cost-effective solution for construction purposes.

Q: What are the different types of steel angles used in architectural applications?: There are several types of steel angles commonly used in architectural applications, including equal angles, unequal angles, L-shaped angles, and T-shaped angles. These angles are used to provide structural support, enhance aesthetics, and create unique design features in buildings.

Q: Can steel angles be used in railway infrastructure?: Railway infrastructure can utilize steel angles. These L-shaped structural steel components, commonly referred to as steel angles, have a wide range of uses in the construction industry, including railway infrastructure. They are frequently employed in the creation of railway tracks, bridges, support structures, and other elements of the railway system. The reasons steel angles are favored in railway infrastructure are due to their exceptional strength, durability, and versatility. They are capable of withstanding heavy loads and providing excellent structural support, which makes them ideal for the demanding conditions of railway tracks and structures. Additionally, steel angles are resistant to corrosion, a crucial feature for railway infrastructure that is exposed to harsh environmental conditions. Within railway tracks, steel angles are often employed as base plates, connecting the rails to the sleepers or ties. Their use ensures stability and equal distribution of the load, thereby guaranteeing the safe and smooth operation of trains. Moreover, steel angles are utilized as the primary structural element for supporting the weight of trains in bridge construction. Furthermore, steel angles are easily fabricated and installed, making them a cost-effective choice for railway infrastructure projects. They can be cut, welded, and shaped to meet specific design requirements, enabling efficient construction and customization. In conclusion, steel angles have proven to be a dependable and efficient option for railway infrastructure. Their strength, durability, and versatility make them suitable for various applications within the railway system, thereby contributing to the safety and efficiency of train operations.

Q: What are the different types of connections used for steel angles in residential applications?: In residential applications, some common types of connections used for steel angles include welded connections, bolted connections, and adhesive connections.

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