ANGLE STEEL 30MM

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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:Can steel angles be used for bracing?: Certainly! Bracing can be achieved using steel angles. These angles are widely employed in construction and engineering ventures to furnish structural support and reinforcement. Their versatility allows for effortless welding or bolting, rendering them adaptable to diverse applications, including bracing. Owing to their inherent strength and rigidity, steel angles excel at bestowing stability and withstanding lateral forces. They are frequently utilized to brace columns, beams, and other structural components, thereby augmenting the overall robustness and stability of the edifice.

Q:What are the factors to consider when choosing the appropriate steel angle size?: When choosing the appropriate steel angle size, several factors need to be considered. These include the required load-bearing capacity, the structural design and stability requirements, the dimensions and shape of the application, the material strength and durability needed, and any specific industry standards or codes that govern the intended usage. Additionally, factors like cost, availability, and ease of installation may also influence the selection of the steel angle size.

Q:Can steel angles be used in outdoor or corrosive environments?: Yes, steel angles can be used in outdoor or corrosive environments. However, it is important to choose the right type of steel that is specifically designed to withstand corrosion and other environmental factors. Stainless steel angles, for example, are commonly used in such environments due to their high resistance to rust and corrosion. Regular carbon steel angles, on the other hand, may require additional protective coatings or treatments to prevent corrosion in outdoor or corrosive environments.

Q:How can the angle iron tripod be welded or not?: After welding a node, second nodes should select the points that are symmetrical to the main axis from the first point. The purpose is to reduce or eliminate the deformation of the point after thermal expansion,

Q:What is the maximum cantilever length for a steel angle?: Various factors, such as material strength, angle dimensions, and load requirements, influence the maximum cantilever length for a steel angle. Steel angles, commonly used as structural elements in construction, can be customized to accommodate different loads based on their size and configuration. In general, the ability of a steel angle to resist bending moments and deflection determines its maximum cantilever length. Bending moments occur when a load is applied to the free end of the cantilever, resulting in angle bending. Deflection refers to the degree of bending or sagging experienced under a specific load. Engineers rely on the moment of inertia, which measures the angle's resistance to bending, and the yield strength of the steel to establish the maximum cantilever length. The moment of inertia is impacted by the angle's dimensions, including flange width, flange thickness, and leg length. To ensure safety and compliance, it is crucial to adhere to project-specific design codes and standards. These guidelines outline the maximum allowable bending stress and deflection limits for steel angles under different loading conditions. To summarize, the maximum cantilever length for a steel angle is determined by factors such as material strength, dimensions, and load requirements. Calculation of the moment of inertia, consideration of yield strength, and compliance with relevant design codes and standards are essential steps in determining this length.

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:Can steel angles be used in telecommunications or broadcasting structures?: Absolutely! Steel angles have a multitude of applications in the telecommunications and broadcasting industry. Their exceptional strength, durability, and versatility make them a staple in construction. From antenna mounts to equipment racks and cable trays, steel angles offer unparalleled structural support and stability. Moreover, their effortless fabrication and ability to be tailored to meet precise design specifications further solidify their suitability for a vast array of telecommunications and broadcasting needs.

Q:How do you determine the required angle thickness for a specific application?: To determine the required angle thickness for a specific application, several factors need to be considered. These include the load and weight it needs to support, the material properties, the application's safety requirements, and any applicable building codes or regulations. Additionally, factors like the angle's length and shape, the type of fasteners used, and potential environmental conditions should also be taken into account. Consulting engineering guidelines, conducting structural calculations, and seeking professional advice can help in determining the appropriate angle thickness for a specific application.

Q:Can steel angles be used in the construction of industrial chimneys?: Yes, steel angles can be used in the construction of industrial chimneys. Steel angles provide structural support and stability to the chimney, making them a common choice in industrial construction projects.

Q:Are steel angles corrosion resistant?: Steel angles are generally not corrosion resistant unless they are specifically designed and treated to be so. Regular steel angles are made from carbon steel, which is susceptible to corrosion when exposed to moisture, oxygen, and other corrosive elements. However, there are stainless steel angles available that have a higher resistance to corrosion due to the addition of chromium and other alloying elements. These stainless steel angles are commonly used in environments where corrosion is a concern, such as marine or industrial applications. It is important to consider the specific type and grade of steel angle being used to determine its corrosion resistance capabilities.

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