HOT ROLLED STEEL ENGLE BAR EQUAL ENGLE BAR UNEQUAL BAR

HOT ROLLED STEEL ENGLE BAR EQUAL ENGLE BAR UNEQUAL BAR System 1

HOT ROLLED STEEL ENGLE BAR EQUAL ENGLE BAR UNEQUAL BAR

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 50 m.t.

Supply Capability:: 20000 m.t./month

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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 you determine the required size of a steel angle for a specific application?: To determine the required size of a steel angle for a specific application, there are several factors that need to be considered. These include the load or weight that the angle will be supporting, the span or distance between supports, and the material properties of the steel angle. Firstly, it is crucial to determine the load or weight that the angle will be subjected to. This can be done by calculating the total load that will be applied to the angle, including the weight of any objects or structures that will be supported by it. It is important to account for both static and dynamic loads, as well as any potential impact or wind loads that may be present. Secondly, the span or distance between supports needs to be considered. This is the length over which the angle will be spanning and supporting the load. Longer spans typically require larger and stronger angles to ensure structural integrity. Additionally, the material properties of the steel angle play a significant role in determining its required size. Steel angles come in various grades and strengths, each with different load-bearing capacities. It is essential to consult engineering and design codes, such as the American Institute of Steel Construction (AISC) Manual, to determine the appropriate grade of steel angle that can withstand the calculated load. Once the load, span, and material properties have been determined, engineering calculations can be performed to select the required size of the steel angle. These calculations typically involve evaluating the moment, shear, and deflection of the angle under the applied load. The AISC Manual provides design tables and equations that can be used to determine the appropriate size and shape of the angle based on these calculations. In conclusion, determining the required size of a steel angle for a specific application involves considering the load, span, and material properties of the angle. By performing engineering calculations and referring to design codes, the appropriate size of the angle can be selected to ensure structural safety and integrity.

Q: Can steel angles be used in cold climates?: Yes, steel angles can be used in cold climates. Steel is known for its durability and strength, making it suitable for various weather conditions, including cold climates. However, it is important to consider the specific requirements and properties of the steel angles being used to ensure they are appropriate for the specific cold climate conditions, such as low temperatures, snow, and ice. Proper insulation and protective coatings may also be necessary to enhance their performance and longevity in cold climates.

Q: Can steel angles be used for transmission towers?: Indeed, transmission towers can utilize steel angles. Within the construction sector, steel angles are frequently employed for a range of structural purposes, including transmission towers. Their exceptional strength and stability make them well-suited for bearing substantial loads and enduring the harsh elements of outdoor settings. The fabrication, welding, and bolting processes for steel angles are straightforward, allowing for the creation of the necessary shapes and arrangements for transmission towers. Moreover, they boast commendable corrosion resistance, a vital feature for structures exposed to varying weather conditions. All in all, steel angles represent a prevalent and dependable option for constructing transmission towers.

Q: Are there any industry standards or certifications for steel angles?: Yes, there are industry standards and certifications for steel angles. The most widely recognized standard for steel angles is the American Society for Testing and Materials (ASTM) standard. The ASTM A36 specification is commonly used for structural steel angles and provides specific requirements for chemical composition, mechanical properties, and dimensional tolerances. In addition to ASTM, other organizations such as the American Institute of Steel Construction (AISC) and the Steel Joist Institute (SJI) provide guidelines and standards for steel angles used in construction and structural engineering applications. These standards ensure that steel angles meet specific requirements for quality, strength, and performance. Furthermore, certifications such as ISO 9001:2015 and ISO 14001:2015 are widely recognized in the steel industry, indicating that a manufacturer has implemented a quality management system and meets environmental management standards. It is important for manufacturers, suppliers, and construction professionals to adhere to these industry standards and certifications to ensure the reliability and safety of steel angles in various applications.

Q: What are the different types of steel angles used in bridge construction?: Some common types of steel angles used in bridge construction include equal leg angles, unequal leg angles, and L-shaped angles. These angles are often used to provide structural support and reinforcement in various bridge components, such as beams, columns, and bracings.

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: Double angle steel rod in the corners of the roof steel why need to set the plate?: A rod is a member of a much larger dimension than a horizontal (vertical) direction. The beams, columns and other components in the building are generally abstracted as rods. The shape and size of the rod can be described by two major geometric elements, the cross section and the axis of the rod. A cross section is a vertical section perpendicular to the length of the bar, and the axis is the center of each cross section. The cross section and the axis of the rod are perpendicular to each other. A rod with the same axis and straight line and cross section is called a straight rod with equal section. Building mechanics and mechanics of materials are mainly concerned with equal section straight bars. The bar whose cross section changes along the axis is called a cross section bar.

Q: What are the common methods of joining steel angles together?: There exist various methods for connecting steel angles together. 1. Welding is a well-liked technique employed to join steel angles. This involves the melting of the angle edges, followed by cooling and solidification to establish a robust bond. Welding can be executed using diverse approaches like arc welding, MIG welding, or TIG welding. 2. Bolting is yet another frequent method used for joining steel angles. It entails using bolts, nuts, and washers to secure the angles in place. This technique permits easy dismantling and reassembly, if necessary. Bolts are typically utilized in combination with gusset plates or brackets to provide added strength and stability. 3. Riveting is a conventional method of connecting steel angles. It necessitates the usage of a rivet, a cylindrical metal pin, to hold the angles firmly. The rivet is inserted into pre-drilled holes in the angles and then deformed on one end to create a head, thereby securing the angles together. 4. Adhesive bonding is a technique that utilizes a specialized adhesive to connect steel angles. The adhesive is applied between the angles, and pressure is exerted to ensure a sturdy bond. Adhesive bonding is often employed in situations where a clean and visually appealing joint is desired. 5. Mechanical fasteners, such as screws, nails, or self-tapping screws, can also be employed to join steel angles. These fasteners are inserted into pre-drilled holes to establish a secure connection. However, they may not possess the same level of strength as other methods like welding or bolting. When selecting the appropriate method for joining steel angles, it is crucial to consider the specific requirements of the application, including load-bearing capacity, aesthetics, and ease of disassembly.

Q: How do you join steel angles together?: One common method to join steel angles together is by using welding techniques. This involves heating the joint area to a high temperature and fusing the angles together using a welding electrode or filler material. Welding creates a strong and durable bond between the steel angles, ensuring structural integrity.

Q: What are the common welding techniques used for steel angles?: The common welding techniques used for steel angles include shielded metal arc welding (SMAW), gas metal arc welding (GMAW), and flux-cored arc welding (FCAW).

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