high qualigy hot rolled Q235 steel angle bar

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Quick Details

Standard:GB, JIS
Dimensions:20*0.8-20*3
Grade:Q195-Q420 Series
Place of Origin:Hebei, China (Mainland)
Brand Name:DH
Model Number:2.5#
Type:Equal
Application:building

Packaging & Delivery

Packaging Details:	400 pcs/ bundle
Delivery Detail:	15 days

Specifications

Q235 SS400 hot rolled
20*0.8-200*25
high quality low price and good service

Product Description

specifications: 20mm*20mm*0.8mm -20mm*20mm*3mm

2.5mm*25mm*0.8mm- 25mm*25mm*3mm

30mm*30mm*0.8mm -30mm*30mm*4mm

3.5mm*35mm*0.8mm- 35mm*35mm*4mm

38mm*38mm*0.8mm -38mm*38mm*4mm

40mm*40mm*0.8mm -40mm*40mm*5mm

50mm*50mm*0.8mm -50mm*50mm*5mm

length: 5.5m 5.8m 6m 9m 12m

our advantage: 1. thickness can be 0.8mm

2. bottom price

3.reliable quality and service

4. fast delivery

grade:Q235 , Q345, SS400

package: in bundle, fasten by wire rod with tags or according to customers' requirements.

high qualigy hot rolled Q235 steel angle bar

Q: How do steel angles compare to wooden beams?: Steel angles and wooden beams possess distinct characteristics and abilities that render them suitable for diverse applications. Steel angles, being comprised of steel, demonstrate exceptional strength and longevity. They exhibit remarkable tensile strength and resist bending and warping even when subjected to substantial loads. This renders them an excellent choice for providing structural support in constructions such as buildings, bridges, and other similar projects. Moreover, steel angles possess the advantage of being non-combustible, thereby enhancing fire safety. Conversely, wooden beams offer their own set of advantages. As a natural material, wood is readily accessible and renewable, making it a more environmentally conscious option when compared to steel. Additionally, wooden beams possess an inherent aesthetic appeal, particularly in traditional or rustic designs. They can be effortlessly customized and shaped, enabling the creation of intricate and imaginative designs. Nevertheless, wooden beams do have certain limitations with regards to strength and durability. They do not exhibit the same level of robustness as steel angles and are susceptible to bending, warping, and rotting over time. Additionally, wood is combustible, which can pose safety concerns. In conclusion, both steel angles and wooden beams possess their own unique strengths and weaknesses. Steel angles excel in projects necessitating high strength and durability, while wooden beams offer a more natural and visually appealing option. Ultimately, the choice between the two depends on specific project requirements, budgetary considerations, and personal preferences.

Q: Can steel angles be used for solar panel installations?: Indeed, steel angles are suitable for the installation of solar panels. Solar panels receive structural support and stability through the utilization of steel angles, whether they are affixed to rooftops or other structures. These angles are frequently employed to construct a framework or mounting system, ensuring the secure placement of the panels. Demonstrating strength and durability, steel angles possess the capability to endure the weight of the panels and any additional external forces, such as wind or snow loads. Moreover, steel angles can be conveniently fabricated and personalized to meet precise installation prerequisites, thus rendering them a versatile option for solar panel installations.

Q: How do you store steel angles?: Steel angles can be stored by stacking them horizontally on a flat and stable surface, ensuring that they are separated by wooden blocks or dunnage to prevent any damage or deformation. It is advisable to keep them in a dry and well-ventilated area to prevent rust or corrosion. Additionally, storing them indoors or under a weatherproof covering can provide further protection against environmental elements.

Q: What are the dimensions of a standard steel angle?: The specific requirements and standards determine the dimensions of a standard steel angle, which can vary. Generally, it is a structural steel member in an L shape with legs that may be equal or unequal. The standard dimensions usually encompass the overall length, width, and thickness. For instance, one might find a standard steel angle with an overall length of 20 feet, a width of 2 inches, and a thickness of 1/4 inch. Nevertheless, it is crucial to acknowledge that the dimensions may differ depending on the specific application and industry standards.

Q: What are the common surface preparations for painting steel angles?: Common surface preparations for painting steel angles typically include cleaning the surface to remove dirt, grease, and rust. This is followed by sanding or blasting to create a roughened texture for better paint adhesion. Finally, a primer is applied to protect against corrosion and provide a suitable base for the topcoat.

Q: Can steel angles be galvanized or coated for corrosion resistance?: Steel angles have the capability to undergo galvanization or coating in order to achieve corrosion resistance. Galvanization is a widely utilized technique for safeguarding steel against corrosion, wherein a layer of zinc is applied to the surface. This method establishes a barrier between the steel and its surroundings, effectively preventing the formation of rust. Alternatively, steel angles can be coated with materials that possess corrosion-resistant properties, such as epoxy or powder coatings. These coatings serve as a protective shield, preventing moisture and other corrosive substances from reaching the steel surface. By employing galvanization or coatings, the lifespan of steel angles can be significantly extended, allowing them to maintain their structural integrity even in highly corrosive environments.

Q: Are steel angles suitable for high-temperature applications?: High-temperature applications are not suitable for steel angles. Carbon steel, typically used to make steel angles, experiences a decline in strength and structural integrity when exposed to elevated temperatures. Thermal expansion, a phenomenon that occurs in carbon steel at high temperatures, causes it to expand and weaken. Consequently, steel angles may deform and fail under these conditions. To ensure stability and strength in high-temperature applications, it is advisable to use materials like stainless steel or alloys with superior heat resistance, such as Inconel or Hastelloy. These alternative materials can endure higher temperatures without experiencing significant loss in strength or structural stability.

Q: What are the different surface treatments for steel angles?: Steel angles offer a variety of surface treatments to enhance their durability, appearance, and resistance to corrosion. Here are some common treatments: 1. Hot-dip galvanizing: Immersing steel angles in molten zinc forms a protective coating. This treatment is ideal for outdoor use, offering excellent corrosion resistance against moisture and harsh weather conditions. 2. Powder coating: A dry powder paint is applied to the steel angles and then heated to form a durable coating. Powder coating provides various color options and improves resistance to chipping, scratching, and fading. 3. Electroplating: Through an electrochemical process, a metal layer such as zinc, nickel, or chrome is deposited onto the steel angles. Electroplating enhances both aesthetic appeal and corrosion resistance. 4. Priming and painting: Applying primer followed by paint creates a smooth surface and improves adhesion. Painting not only enhances appearance but also provides some protection against corrosion. 5. Anodizing: Typically used for aluminum angles but can also be applied to steel, anodizing creates an oxide layer through an electrolytic process. This treatment improves corrosion resistance, hardness, and color stability. Choosing the appropriate surface treatment for steel angles depends on the specific application and environmental conditions. Each treatment offers unique benefits in terms of corrosion resistance, aesthetics, and durability. Considering these factors ensures the longevity and performance of the steel angles.

Q: Can steel angles be used for artistic or decorative applications?: Certainly, steel angles are highly suitable for artistic or decorative purposes. With their versatility, they can be easily manipulated and shaped, resulting in one-of-a-kind and visually captivating designs. Artists and designers can utilize steel angles to craft sculptures, decorative metalwork, brackets for decoration, as well as architectural elements. Moreover, steel angles can be enhanced aesthetically by painting, polishing, or applying various finishes. Their robustness and durability make them ideal for both indoor and outdoor artistic ventures. Furthermore, artists can create intricate and complex designs by welding or joining steel angles together. All in all, steel angles provide artists and designers with a vast array of possibilities to fashion exquisite and ornamental pieces.

Q: Can steel angles be used in telecommunications tower constructions?: Yes, steel angles can be used in telecommunications tower constructions. Steel angles are commonly used as structural components in various construction applications, including telecommunications towers. They provide strength, stability, and support to the tower structure. Steel angles can be welded or bolted together to form the framework of the tower, providing a sturdy and durable structure capable of withstanding the weight of the tower and its equipment. Additionally, steel angles can be easily fabricated and customized to meet the specific design and engineering requirements of the telecommunications tower.

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