EPS roof sandwich panel

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EPS sandwich panel production process adopts the colored steel plate as surface board, and the core material is the self-extinguishing closed cell polystyrene foam, It is a kind of high-strength composited building materials, and it was formed in the automated continuous molding machine, by combining the pressed colored steel with the High Strength Adhesives. It has the characteristics of complete insulation and fire-proof, fast construction speed, durability, and beautiful appearance, etc.

The above sandwich panels have been widely used in warehouses, factories, exhibition hall, prefabricated house, container houses and other industrial and civil buildings

One: Technical Specifications

1.Density: 8-24 kg/m3

2.Coefficient of thermal conductivity:k=0.025W/m.k

3.Compressive strength: 2.0 kg/cm2

4.Dimensional stability under low tempeaturelinear change rate,-25.24hr: 1.0,%

5.Water absorptionV/V,24hr:,30%

6.Fire retardance (Oxygen index) 26 B2 Grade

Two: Specification:

Steel sheet: up/bottom 0.3-0.6mm,colored steel plate, pained and galvanized

Insulated material: polyurethane (PU), Density: 10-30 kg/m3

Style: H- style board, match board

Width: match board, 950mm,960mm,1150mm (Effective width)H- style board, 1000mm,1200mm (Effective width)

Thickness: match board, 30-200mm; H-style board, 25-100mm

Length: According to the requirements and transportation terms

Color: According to the requirements (Regular color is White Gray, Navy)

Q: How is steel manufactured and processed for use in construction?: Steel is manufactured and processed for use in construction through a series of carefully planned steps. The process begins with the extraction of iron ore from mines. The ore is then processed in a blast furnace, where it is heated to extreme temperatures and mixed with coke (a form of carbon) and limestone. This process, called smelting, results in the production of molten iron. The molten iron is then transferred to a basic oxygen furnace (BOF) or an electric arc furnace (EAF), depending on the desired end product. In the BOF process, oxygen is blown into the molten iron to remove impurities, resulting in the production of raw steel. On the other hand, the EAF process involves recycling scrap steel and using an electric arc to melt it, again producing raw steel. Once the raw steel is obtained, it undergoes further processing in a steel mill. This includes refining the composition of the steel to achieve specific mechanical properties and adding alloying elements such as chromium, nickel, or molybdenum to enhance its strength and corrosion resistance. The next step in the manufacturing process is shaping the steel into desired forms. This is typically done through hot rolling, where the steel is heated and passed through a series of rollers to reduce its thickness and shape it into various profiles, such as beams, channels, or plates. Cold rolling may also be used for specific applications, which involves passing the steel through rollers at room temperature to further refine its dimensions. After shaping, the steel may undergo additional treatments to improve its properties. Annealing, for example, involves heating the steel and then slowly cooling it to relieve internal stresses and improve its ductility. Quenching and tempering, on the other hand, involve rapidly cooling and then reheating the steel to enhance its hardness and toughness. Finally, the processed steel is ready for construction use. It can be transported to construction sites and assembled into structural components, such as beams, columns, or trusses. These components are then integrated into the overall construction project, providing strength, stability, and durability to the structure. Overall, the manufacturing and processing of steel for construction involves a complex series of steps that ensure its quality, strength, and suitability for various construction applications. Through careful extraction, smelting, refining, shaping, and treating, steel manufacturers are able to produce a versatile material that plays a vital role in the construction industry.

Q: How does steel perform in terms of thermal insulation?: Steel is not typically known for its thermal insulation properties. In fact, steel is considered to be a good conductor of heat. This means that it is more likely to transfer heat rather than insulate against it. Steel's high thermal conductivity allows it to quickly absorb and distribute heat, making it unsuitable for applications where thermal insulation is a primary requirement. However, when used in combination with other insulating materials, such as insulation foam or mineral wool, steel can contribute to the overall insulation performance of a structure or product. Additionally, steel can be used as a thermal bridge, where it serves as a path for heat transfer, which can be undesirable in some cases. Overall, while steel itself may not excel in terms of thermal insulation, it can be effectively used in conjunction with other materials to achieve desired insulation levels in various applications.

Q: What are the common design considerations for steel industrial buildings?: Some common design considerations for steel industrial buildings include structural integrity, durability, flexibility for future expansion or modifications, efficient use of space, adequate insulation for temperature control, proper ventilation and lighting, incorporation of safety features, and compliance with local building codes and regulations.

Q: How are steel structures designed to be resistant to corrosion in marine environments?: Steel structures intended for use in marine environments are engineered with a high level of corrosion resistance. This is accomplished through a combination of material selection, protective coatings, and proper maintenance. The selection of steel grade is of utmost importance when it comes to marine structures. Stainless steel, especially grades like 316 and 317, are commonly employed due to their exceptional corrosion resistance. These grades contain a substantial amount of chromium, which forms a passive oxide layer on the steel's surface, shielding it from the corrosive effects of saltwater and other harsh marine elements. In addition to choosing the appropriate steel grade, protective coatings are applied to further enhance corrosion resistance. One popular coating method is the application of zinc, either through hot-dip galvanization or zinc-rich paint. Zinc acts as a sacrificial layer, corroding preferentially to the steel, thereby providing an extra barrier against corrosion. Other coatings such as epoxy or polyurethane paints may also be used to offer additional protection. Regular maintenance is critical in ensuring continued corrosion resistance in marine environments. This includes regular inspections to detect any signs of damage or wear, as well as cleaning and repainting as necessary. Any damaged or corroded areas should be promptly repaired to prevent further corrosion from spreading. Furthermore, design considerations play a vital role in preventing corrosion in marine structures. Proper drainage and ventilation systems are incorporated to minimize moisture buildup, which can accelerate corrosion. Additionally, the design may include features such as sacrificial anodes, which are attached to the steel structure and corrode instead of the main structure, further safeguarding it against corrosion. In conclusion, steel structures in marine environments are designed to resist corrosion by selecting corrosion-resistant steel grades, applying protective coatings, conducting regular maintenance, and considering appropriate design factors. By implementing these measures, the durability and integrity of steel structures in marine environments can be significantly enhanced.

Q: How are steel structures used in pharmaceutical manufacturing plants?: Steel structures are widely used in pharmaceutical manufacturing plants due to their durability, strength, and versatility. These structures provide a solid framework for the various facilities and equipment required in pharmaceutical manufacturing. One primary application of steel structures in pharmaceutical plants is for the construction of manufacturing and processing areas. These areas often house heavy machinery, such as reactors, mixers, and distillation columns, which require a stable and secure foundation. Steel structures offer the necessary strength and stability to support these heavy loads, ensuring the safety and efficiency of the manufacturing process. Moreover, steel structures are used in the construction of cleanrooms and controlled environments within pharmaceutical plants. Cleanrooms are essential in pharmaceutical manufacturing to maintain strict hygiene standards and prevent contamination of products. Steel structures with specially designed wall and ceiling panels can provide airtight and sterile environments, meeting the stringent requirements of pharmaceutical production. Another significant use of steel structures in pharmaceutical manufacturing plants is for storage facilities. Pharmaceuticals require proper storage conditions, such as controlled temperature and humidity levels, to maintain their quality and potency. Steel structures can be designed with insulation and climate control systems, creating ideal storage environments for pharmaceutical products. Additionally, steel structures are used for the construction of research and development laboratories in pharmaceutical plants. These laboratories require flexible and adaptable spaces to accommodate changing research needs. Steel structures can be easily modified and expanded, allowing for future changes in laboratory layouts and equipment requirements. In summary, steel structures play a crucial role in pharmaceutical manufacturing plants by providing strong and durable frameworks for various facilities and equipment. Their versatility, strength, and ability to meet strict hygiene and storage requirements make them an ideal choice for the pharmaceutical industry.

Q: What are the design considerations for steel healthcare campuses?: To ensure the success of steel healthcare campuses, several important factors must be taken into account. These factors encompass various aspects, including: 1. Structural Integrity: The utilization of sturdy and enduring steel materials is crucial for creating a secure environment that can withstand heavy loads. It is essential to design the campus with appropriate steel structures and connections to ensure the overall structural integrity of the buildings. 2. Flexibility and Adaptability: Healthcare facilities need to be adaptable to accommodate evolving needs and advancements in medical technology. Steel structures offer the advantage of easy modification and expansion, allowing healthcare campuses to keep pace with the changing demands of the industry. 3. Life Safety and Fire Protection: Emphasizing the safety of patients and staff is of utmost importance in healthcare settings. By incorporating fire-resistant coatings and fire-rated assemblies, steel structures can enhance the safety of the campus. Moreover, steel's inherent strength provides a robust framework to support emergency evacuation systems and fire suppression equipment. 4. Infection Control: Preventing the spread of infections is a top priority in healthcare settings. Designing steel healthcare campuses with smooth and easily cleanable surfaces helps reduce the risk of bacterial growth and improves infection control measures. Furthermore, steel structures can be designed to facilitate proper ventilation and air circulation, which aids in mitigating the spread of airborne pathogens. 5. Sustainability and Energy Efficiency: Incorporating sustainability measures into the design of steel healthcare campuses can lead to reduced energy consumption and lower operating costs. By maximizing natural light, implementing efficient insulation systems, and accommodating renewable energy sources like solar panels or geothermal systems, steel structures can contribute to the overall sustainability of the campus. Additionally, steel is highly recyclable, further enhancing the eco-friendliness of the campus. 6. Noise Control: A tranquil and serene environment is essential for promoting healing and patient comfort. Steel structures can be designed to minimize noise transmission by integrating soundproofing materials and techniques. This is particularly crucial in areas such as patient rooms, operating theaters, and diagnostic imaging departments. 7. Aesthetics: While functionality and safety are paramount, the design of a healthcare campus should also consider aesthetics. Steel structures offer a modern and sleek appearance while ensuring strength and durability. Additionally, steel can be combined with other materials like glass or wood to create visually appealing and inviting spaces. In conclusion, the design of steel healthcare campuses necessitates careful consideration of factors such as structural integrity, flexibility, life safety and fire protection, infection control, sustainability and energy efficiency, noise control, and aesthetics. By taking these considerations into account, healthcare campuses can be created to provide a safe, functional, sustainable, and visually pleasing environment for patients, staff, and visitors.

Q: How are steel structures used in the construction of water parks?: Water parks commonly utilize steel structures for multiple reasons. Firstly, the strength and durability of steel make it an ideal material for supporting the weight of large water slides, splash pads, and other attractions found in water parks. These structures must endure the constant flow of water and the movement of numerous visitors. Moreover, steel is a versatile material that can be shaped and welded into various forms, allowing for the creation of intricate and unique designs in water park structures. Steel can be manipulated to bring the imaginative visions of water park designers to life, from towering slides to elaborate water play structures. Furthermore, steel structures are highly resistant to corrosion and rust, which is crucial in an environment where water is constantly present. This makes steel an excellent choice for water park construction, as it ensures the longevity and safety of the attractions. Additionally, steel structures offer the advantage of supporting large spans, making it possible to create expansive roofs and canopies. These structures provide shade and protection from the elements, which is particularly important in outdoor water parks where visitors seek relief from the sun and rain. In conclusion, steel structures are essential in the construction of water parks. They provide strength, durability, versatility, and resistance to corrosion. These structures enable the creation of exciting and safe attractions that can withstand the demands of water park visitors, ensuring an enjoyable and memorable experience for all.

Q: How are steel structures used in the construction of sports facilities?: Steel structures are commonly used in the construction of sports facilities due to their strength, versatility, and cost-effectiveness. Steel is used to create the framework and support systems for stadiums, arenas, and other sports facilities. It allows for large open spaces, long spans, and flexible layouts. Steel structures also provide durability and resistance to harsh weather conditions, ensuring the safety and longevity of sports facilities.

Q: What are the common finishes and coatings applied to steel structures?: To enhance the durability, aesthetics, and resistance to corrosion of steel structures, several finishes and coatings can be applied. These protective layers ensure the longevity and structural integrity of the steel. Commonly used finishes and coatings include: 1. Paint: Painting is a popular choice as it adds decorative appeal and acts as a barrier against environmental factors. It comes in various colors and finishes to cater to different design preferences. 2. Galvanizing: This process involves applying a zinc coating to steel structures, preventing corrosion by sacrificing itself. Galvanized steel is ideal for outdoor environments where corrosion resistance is crucial. 3. Powder Coating: Dry powder is applied to the steel structure and then cured in an oven, resulting in a durable and smooth finish. It offers excellent resistance to chipping, cracking, and fading, making it suitable for structures that require high durability. 4. Epoxy Coating: Known for exceptional adhesion and chemical resistance, epoxy coatings are commonly used in industrial settings with harsh chemicals or corrosive environments. They provide a protective layer that prevents corrosion and extends the lifespan of steel structures. 5. Anodizing: Though typically used on aluminum structures, anodizing can also be applied to steel. It creates an oxide layer that offers excellent corrosion resistance. Anodized steel structures have a sleek and modern appearance, often used in architectural applications. These examples demonstrate the various finishes and coatings available for steel structures. The choice depends on factors such as intended use, environmental conditions, and desired aesthetics. Consulting with a professional can determine the most suitable option for a specific steel structure.

Q: How does steel perform in terms of wind resistance?: Steel performs very well in terms of wind resistance. Its high tensile strength and rigidity allow it to withstand strong winds without significant deformation or damage. Steel structures, such as buildings and bridges, are often designed to withstand specific wind loads and can be highly resistant to wind-induced forces.

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