high quality hot rolled low carbon steel angle bar

high quality hot rolled low carbon steel angle bar System 1

high quality hot rolled low carbon steel angle bar System 2

high quality hot rolled low carbon steel angle bar System 3

high quality hot rolled low carbon steel angle bar

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 5 m.t.

Supply Capability:: 2000 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:Are steel flat bars suitable for load-bearing shelves or platforms?: Yes, steel flat bars are suitable for load-bearing shelves or platforms. Steel is known for its strength and durability, making it a reliable choice for supporting heavy loads. The flat shape of the bars provides stability and even weight distribution, making them ideal for load-bearing applications.

Q:How do you remove burrs or sharp edges from steel flat bars?: There are several methods available for removing burrs or sharp edges from steel flat bars: 1. Grinding: Utilizing a grinding wheel or belt sander is a commonly used technique. Simply hold the steel flat bar firmly and glide it along the grinding wheel or belt sander, applying moderate pressure. Move the bar back and forth, ensuring all edges are evenly ground until the burrs or sharp edges are eliminated. 2. Deburring tools: Various handheld deburring tools specially designed for eliminating burrs and sharp edges from metal surfaces can be found on the market. These tools typically have a handle with a replaceable blade or cutting bit. Securely hold the steel flat bar and run the deburring tool along the edges to shave off the burrs. 3. File: Another effective tool for removing burrs from steel flat bars is a metal file. Choose a file with a fine or medium tooth pattern, depending on the severity of the burrs. Hold the file at an angle to the steel bar and apply even pressure while moving it back and forth along the edges. Continue filing until the burrs are smoothed out. 4. Sandpaper: If the burrs are not too severe, sandpaper can also be used. Begin with a coarse-grit sandpaper and gradually progress to finer grits until the burrs are no longer present. Wrap the sandpaper around a wooden block or use your hand to sand the edges evenly. Always remember to wear protective gloves and eyewear when working with metal to avoid injury. Additionally, it is crucial to securely fasten the steel flat bar before attempting any of the aforementioned methods to ensure stability and prevent accidents.

Q:What are the maximum and minimum widths for steel flat bars?: Manufacturers and industry standards organizations determine the maximum and minimum widths for steel flat bars, which can vary. However, there are generally accepted ranges for these dimensions. Typically, steel flat bars have a maximum width of approximately 12 inches (30.48 cm). This allows for the production of larger flat bars suitable for construction, industrial machinery, and manufacturing. On the other hand, the minimum width of steel flat bars depends on specific industries' manufacturing capabilities and requirements. It is common to find steel flat bars with a minimum width of around 1 inch (2.54 cm) or even smaller. It is essential to understand that these maximum and minimum widths are not fixed and can be influenced by manufacturing processes, material thickness, and customer specifications. Therefore, it is advisable to consult industry standards, manufacturer specifications, or engineering professionals to determine the precise maximum and minimum widths for steel flat bars in a specific application.

Q:Are steel flat bars suitable for electrical conductivity applications?: Steel flat bars are not suitable for electrical conductivity applications. Steel has a comparatively low electrical conductivity when compared to materials like copper or aluminum. Although steel can conduct electricity to some extent, its conductivity is considerably lower than metals specifically engineered for electrical purposes. Hence, it is advisable to opt for materials with greater electrical conductivity, such as copper or aluminum, for electrical conductivity applications.

Q:What are the different methods of finishing the edges of steel flat bars?: There are multiple ways to finish the edges of steel flat bars, each with their own advantages and applications. 1. By cutting: One of the simplest methods involves cutting the flat bar's edges to the desired length or shape. Various cutting tools, such as shears, saws, or plasma torches, can be used depending on the steel's thickness and hardness. Cutting results in a clean and precise finish, making it suitable for most applications. 2. Through grinding: Grinding the edges of steel flat bars helps achieve a smooth and polished finish. This process entails using a grinding wheel or belt sander to eliminate any rough edges or burrs, resulting in a clean and professional appearance. Grinding is commonly employed for decorative purposes or when a smooth surface is required. 3. By deburring: Deburring involves removing burrs or sharp edges left after cutting or grinding. This can be done manually using a file or deburring tool, or by utilizing a vibratory or tumbling machine. Deburring ensures safety and enhances the overall appearance of the flat bar. 4. Beveling: Beveling refers to creating angled edges on the flat bar. This is often done to improve weldability or create a chamfered edge for aesthetic purposes. Beveling can be accomplished using specialized tools like beveling machines or by hand with a grinder. 5. Galvanizing: Galvanizing involves coating the steel flat bar with a layer of zinc to protect it from corrosion. This method is commonly used when the flat bar will be exposed to harsh environmental conditions or moisture. Galvanizing not only provides a protective coating but also gives the flat bar a shiny and attractive finish. 6. Powder coating: Powder coating is a technique where a dry powder is applied to the steel flat bar and cured under heat to form a protective and decorative layer. This method offers a wide range of colors and finishes, making it ideal for applications where aesthetics are important, such as furniture or architectural elements. 7. Anodizing: Anodizing is primarily used for aluminum, but it can also be applied to steel flat bars to provide corrosion resistance and improve the surface finish. This process involves creating an oxide layer on the steel's surface through an electrochemical reaction. Anodized steel flat bars are commonly utilized in the construction and automotive industries. In summary, the various methods for finishing the edges of steel flat bars include cutting, grinding, deburring, beveling, galvanizing, powder coating, and anodizing. Each method offers unique benefits and is chosen based on the desired functionality, appearance, and durability required for a specific application.

Q:What is the difference between a steel flat bar and a steel square tube?: A steel flat bar and a steel square tube are both forms of steel materials commonly used in construction and manufacturing. However, they differ in their shape and structural properties. The main difference lies in their cross-sectional shape. A steel flat bar has a rectangular shape with two flat parallel surfaces and straight edges, while a steel square tube has a hollow square shape with four equal sides and thicker walls. In terms of structural properties, a steel flat bar is typically used for its strength in resisting bending or flexing. It is often used as a support or reinforcement in construction projects, such as for framing or bracing purposes. On the other hand, a steel square tube offers greater strength and rigidity due to its hollow structure. It is commonly used as a structural component for load-bearing applications, such as in building frameworks, machinery, or in the manufacturing of furniture. Additionally, the manufacturing process for these two steel forms can differ. Steel flat bars are usually produced by hot rolling, which involves heating the steel billet and passing it through a series of rolling stands. This process results in a flat shape with smooth surfaces. In contrast, steel square tubes are typically manufactured through a process called electric resistance welding (ERW), where a flat strip of steel is formed into a tube shape and then welded along the edges. In summary, while both steel flat bars and steel square tubes are made of the same material, their shape and structural properties make them suitable for different applications. Steel flat bars are commonly used for support and reinforcement purposes, while steel square tubes are preferred for load-bearing applications due to their greater strength and rigidity.

Q:Can steel flat bars be used in outdoor applications?: Yes, steel flat bars can be used in outdoor applications. Steel is a highly durable and weather-resistant material, making it suitable for various outdoor environments. Steel flat bars are commonly used in construction, landscaping, and outdoor furniture manufacturing. They can withstand exposure to moisture, sunlight, and extreme temperatures, making them ideal for outdoor applications. Additionally, steel can be treated or coated to provide additional protection against corrosion, further enhancing its longevity when used outdoors.

Q:How do steel flat bars contribute to the overall flexibility of structures?: Steel flat bars contribute to the overall flexibility of structures by providing strength, stability, and support. They can be easily bent, shaped, and welded into different configurations to accommodate the specific needs and design requirements of a structure. The flexibility of steel flat bars allows architects and engineers to create innovative designs and structures that can withstand various forces and loads, resulting in more efficient and adaptable buildings.

Q:Are steel flat bars suitable for the construction of retail spaces or shopping centers?: Yes, steel flat bars can be suitable for the construction of retail spaces or shopping centers. Steel flat bars are widely used in construction due to their strength, durability, and versatility. They can be used for various purposes such as framing, support beams, or even decorative elements. Steel flat bars provide excellent structural support and can withstand heavy loads, making them ideal for large commercial spaces like shopping centers. They are also resistant to fire, corrosion, and pests, ensuring a long lifespan and minimal maintenance requirements. Additionally, steel flat bars can be easily customized and fabricated to meet specific design requirements. They can be cut, welded, and shaped into different configurations, allowing for flexibility in architectural design. Furthermore, steel is a sustainable and environmentally-friendly material as it can be recycled and reused. This makes it an attractive option for retail spaces or shopping centers that aim to adopt green building practices and reduce their environmental impact. Overall, steel flat bars offer numerous advantages in terms of strength, durability, versatility, and sustainability, making them a suitable choice for the construction of retail spaces or shopping centers.

Q:How are steel flat bars measured?: Typically, when it comes to steel flat bars, their width and thickness are the parameters used for measurement. The width denotes the bar's horizontal dimension, whereas the thickness denotes the vertical dimension. Both measurements are commonly expressed in millimeters or inches. For instance, a steel flat bar may be designated as 50 mm wide and 5 mm thick. Such measurements play a crucial role in assessing the bar's overall size and shape, ensuring its precise utilization in construction, manufacturing, or various other applications.

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