Prepainted Corrugated Steel Roofing Sheet

Prepainted Corrugated Steel Roofing Sheet

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Loading Port:: China Main Port

Payment Terms:: TT OR LC

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Quick Details

Standard:GB
Grade:cgcc
Thickness:0.14-1.0
Place of Origin:Shandong, China (Mainland)
Model Number:007
Type:Steel Plate
Technique:Cold Rolled
Surface Treatment:Coated
Width:914mm-1250mm

Packaging & Delivery

Packaging Details:	standard exporting packing
Delivery Detail:	30days after getting l.c

Specifications

PPGI (ISO 9001:2000)
Width: 914 to 1,250mm
Thickness: 0.14 to 1.0mm
Zinc coating: 50 to 180g

PPGI (ISO 9001:2000)
Width: 914 to 1,250mm
Thickness: 0.14 to 1.0mm
Zinc coating: 50 to 180g
Color coated steel sheets are a new-type pre-coated steel product developed rapidly in the past years
Color coated steel sheets are made on high-speed continuous coating lines through a number of processes such as chemical pretreatment, primary coating and finish coating, thus they have better coating quality than single piece coating
They are ideal substitutes for wood panels in the construction industry because of their good economic features such as convenient installation, conservation of energy and resistance to contamination
The rapid development of color coated steel sheets is mainly attributed to their good economic, social and environmental properties

Q:How are steel strips used in the production of lighting fixtures?: Steel strips are commonly used in the production of lighting fixtures for various purposes. One of the main uses of steel strips in lighting fixture production is for the creation of the fixture's body or housing. Steel strips are often shaped, bent, or molded into the desired form to create the structure of the lighting fixture. This provides durability, strength, and stability to the fixture, ensuring it can withstand the weight of the components and any external forces. Additionally, steel strips may also be used for the production of brackets or mounting plates that secure the lighting fixture to the ceiling or wall. These brackets are essential for the proper installation and positioning of the fixture, ensuring it remains securely fixed in place. In some cases, steel strips can also be used as decorative elements in the design of lighting fixtures. They can be shaped into intricate patterns, curves, or other designs to enhance the aesthetic appeal of the fixture. Furthermore, steel strips may be utilized to create reflectors or diffusers that help control the direction and intensity of light emitted from the fixture. These components are crucial for achieving the desired lighting effect and can be customized to meet specific requirements. Overall, steel strips play a vital role in the production of lighting fixtures by providing structural support, decorative elements, and functional components, ultimately contributing to the overall quality and functionality of the product.

Q:How do steel strips compare to other materials in terms of cost and performance?: Steel strips are generally cost-effective compared to other materials, such as aluminum or titanium, due to their abundance and ease of manufacturing. In terms of performance, steel strips offer excellent strength, durability, and corrosion resistance, making them highly versatile for various applications across industries.

Q:How are steel strips used in the medical industry?: Steel strips are used in the medical industry for a variety of purposes, including the manufacturing of surgical instruments and implants. They are also used in medical devices such as catheters and stents. Additionally, steel strips can be used for wound closure and as a component in medical packaging.

Q:How do steel strips compare to other materials, such as aluminum or copper?: Steel strips have several advantages over other materials such as aluminum or copper. Firstly, steel is much stronger and more durable, making it ideal for applications that require high strength and resistance to wear and tear. Secondly, steel strips have excellent thermal conductivity, allowing for efficient heat transfer in various industries. Additionally, steel is generally more cost-effective compared to aluminum or copper, making it a more affordable option for many applications. However, aluminum and copper do have their own unique properties and advantages, such as being more lightweight or having better electrical conductivity, which make them more suitable for specific applications. Ultimately, the choice between steel, aluminum, or copper depends on the specific requirements and characteristics needed for a particular project or industry.

Q:What are the different surface etching methods for steel strips?: There are several different surface etching methods for steel strips, including chemical etching, electrochemical etching, and laser etching. Chemical etching involves immersing the steel strip in a corrosive chemical solution to remove a thin layer of material and create a desired pattern or texture. Electrochemical etching uses an electric current to dissolve the metal surface, resulting in controlled etching. Laser etching utilizes a high-powered laser to selectively remove material from the steel strip, creating precise and detailed markings or patterns.

Q:Can steel strips be used for making electrical connectors in power distribution systems?: Yes, steel strips can be used for making electrical connectors in power distribution systems. Steel is a commonly used material due to its high strength, durability, and conductive properties. It provides a reliable connection between power cables and ensures efficient transmission of electricity in power distribution systems.

Q:How are steel strips tempered for increased hardness?: Heat treatment is a process used to increase the hardness of steel strips by tempering them. This process involves subjecting the strips to controlled heating and cooling cycles, which alter their microstructure and strengthen the material. To begin, the strips are heated to a specific temperature called the austenitizing temperature. This temperature varies depending on the type of steel and the desired hardness. The strips are then held at this temperature for a certain period of time to ensure even distribution of heat. After the austenitizing process, the strips are rapidly cooled, a process known as quenching. Quenching can be done using different methods such as oil, water, or air, depending on the desired properties of the final product. The rapid cooling transforms the microstructure of the steel, resulting in increased hardness. Following quenching, the strips are tempered. Tempering involves reheating the steel to a lower temperature, typically between 300-700 degrees Celsius (572-1292 degrees Fahrenheit), for a specific duration. This step is crucial as it relieves internal stresses caused by quenching and further modifies the microstructure. The tempering temperature and duration are carefully chosen to achieve the desired hardness and toughness. Higher tempering temperatures result in lower hardness but increased toughness, while lower tempering temperatures lead to higher hardness but reduced toughness. In conclusion, increasing the hardness of steel strips through tempering involves controlled heating, rapid cooling through quenching, and subsequent tempering at specific temperatures. By manipulating the steel's microstructure, the desired hardness can be achieved, making the strips suitable for applications requiring strength and durability.

Q:How do steel strips perform in terms of dimensional stability?: Steel strips are known for their excellent dimensional stability. They have very low thermal expansion and contraction rates, meaning they maintain their shape and size even under extreme temperature variations. This makes them highly reliable for applications requiring precise dimensions and consistent performance.

Q:How are steel strips used in the transportation sector?: Steel strips are commonly used in the transportation sector for various applications. They are used in the manufacturing of automobile bodies, chassis, and structural components, providing strength and durability to the vehicles. Steel strips are also used in the production of railway tracks, ensuring stability and safety for trains. Additionally, steel strips find applications in the manufacturing of shipping containers and aircraft parts, contributing to the efficiency and reliability of transportation systems.

Q:What is the typical hardness range for steel strips?: The typical hardness range for steel strips can vary depending on the specific type of steel and its intended application. However, in general, steel strips usually have a hardness range between 20 and 60 on the Rockwell C scale (HRC). This range ensures that the steel strip possesses the necessary strength and durability for various industrial uses such as automotive components, construction materials, cutting tools, and machinery parts. It is important to note that the hardness range can be further customized based on the specific requirements of the end product.

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