Galvanized cowl

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Product Description

Material: Galvanize steel; Stainless steel

Diameter: Φ 100mm Φ 125mm Φ 160mm Φ 200mm Φ 250mm

We are one of the biggest and professinal manufacturer of ventilation products including INLINE FANS, SPEED CONTROLLER, CARBON FILTER, PIPE FITTING, etc in China. We can provide you with high quality & competitive price & excellent service. Welcome to visit our Group Company at any time.

Basic Info

Model NO.:150mm
Material:Metal
Type:Centrifugal Fan
Certification:ISO, SGS
Electric Current Type:No Power
Mounting:The Chimney, The Tube, and The Roof
Blade Material:Stainless Steel
No Maintenance or Operating Costs:Water and Dust Proof
Improves Air Quality:Improves Productivity
Material: Stainless Steel, Color Coated:Type: 100mm/120mm/125mm/150mm/250mm/300mm
Delivery Time:Very Fast, Within 10 Days
Export Markets:Global

Additional Info

Trademark:WT
Packing:Box
Standard:The international standard
Origin:China
HS Code:84148090
Production Capacity:100000PCS/Per Month

Product Description

1. Material: Stainless steel (SS201, SS304), Color steel, Aluminum, Galvanized steel.
Usually: Stainless steel, color steel. Please you choose according your requests. We can produce.
2. Type/size: 100MM/125MM/300MM/350MM/400MM/420MM/450MM/500MM/560MM/600MM/680MM/760MM/800MM/900MM/1000MM/1200MM.
Usually: 100mm/120mm/125mm/150mm/250mm/300mm/350mm/450mm/500mm/600mm/680mm/900mm/1000mm/1200mm.
We can according your requests to produce.
3. Products advantage:
1). No maintenance or operating costs
2). Water and dust proof
3). Improves air quality
4). Improves productivity
4. The more information of products:
1). The structure of the high quality,
2). The precision of the running device,
3). Green environmental protection ventilation equipment,
4). Applicability widely. All kinds of industrial factory building contour plate light steel structure roofing, concrete roof can also be installed.

Q:How are steel structures designed to accommodate building services or utilities?: Steel structures are designed to accommodate building services or utilities by incorporating specific features such as service cores, raised access floors, and suspended ceilings. These features provide dedicated space for the installation of electrical, mechanical, and plumbing systems within the structure. Additionally, steel frames offer flexibility in terms of layout and integration, allowing for easy routing and access to building services throughout the structure.

Q:How are steel structures designed to accommodate electrical and mechanical systems?: Steel structures are designed to accommodate electrical and mechanical systems through careful planning, coordination, and integration of these systems within the overall structural framework. In the case of electrical systems, steel structures incorporate various components such as electrical conduits, wiring, and equipment to provide power and lighting throughout the building. These components are strategically placed during the design phase, considering factors such as load requirements, accessibility, and safety regulations. Additionally, steel columns and beams are designed to support the weight of electrical equipment, ensuring that they are structurally sound and meet all necessary codes and standards. Mechanical systems, on the other hand, include HVAC (Heating, Ventilation, and Air Conditioning), plumbing, and other mechanical equipment. Steel structures are designed to accommodate the placement of ductwork, pipes, and machinery required for these systems. This involves creating spaces within the structure, such as shafts or chases, where these components can be installed without interfering with the building's functionality or aesthetics. Furthermore, steel structures often incorporate additional features to support electrical and mechanical systems. For instance, access panels and service corridors are designed to provide maintenance personnel with easy access to these systems for repairs and upgrades. Fire protection systems, such as sprinklers, are also integrated into the design to ensure the safety and integrity of the electrical and mechanical systems. Overall, the design of steel structures takes into account the specific requirements of electrical and mechanical systems, ensuring that they are seamlessly integrated into the building while maintaining the structural integrity and safety standards. Through careful coordination and planning, steel structures provide a robust framework for the efficient and effective operation of electrical and mechanical systems in various types of buildings.

Q:How are steel windows fabricated and installed?: Steel windows are fabricated by cutting and welding steel frames according to specific dimensions and designs. The frames are then cleaned and treated for rust resistance. Glass panes are cut to size and inserted into the frames, secured with glazing putty or rubber gaskets. The fabricated windows are then installed by placing them into the prepared window openings, ensuring proper alignment and leveling. They are fixed in place with screws or anchors, and the gaps around the frames are filled with insulation material. Finally, any necessary adjustments are made to ensure proper functionality and appearance.

Q:How are steel structures designed for fireproofing?: To prevent the spread of fire and ensure the building's structural integrity during a fire incident, fireproofing is essential for steel structures. Various methods and techniques are employed to achieve this objective. One commonly used method involves applying fire-resistant coatings or intumescent paints. These coatings have a unique formulation that causes them to expand and create an insulating char when exposed to high temperatures. This char acts as a protective barrier, shielding the underlying steel from the fire's heat. Both exposed and concealed steel elements can be coated with these fire-resistant coatings. Another approach to fireproofing steel structures involves installing fire-resistant insulation materials. Mineral wool, ceramic fiber, or calcium silicate are examples of such materials. They are applied around the steel members to provide thermal insulation and delay the transfer of heat to the steel, thus preventing it from reaching critical temperatures. Besides coatings and insulation, fireproofing can also be achieved through the use of fire-resistant boards or panels. These boards are constructed from non-combustible materials like gypsum or cementitious boards. They are installed around the steel members to enhance their fire resistance. Furthermore, the fireproofing design of steel structures includes incorporating additional fire protection measures such as fire-rated walls, fire doors, and fire dampers. These components serve to compartmentalize the building, limiting the spread of fire to other areas. They allow occupants to evacuate safely and minimize damage to the structure. It is important to recognize that the specific fireproofing design and techniques for steel structures may vary depending on factors like the building's occupancy type, size, and fire safety regulations. Consequently, it is crucial to consult with fire protection engineers and adhere to local building codes and standards when designing and implementing fireproofing measures for steel structures.

Q:How are steel structures used in chemical and pharmaceutical plants?: Steel structures are extensively used in chemical and pharmaceutical plants due to their strength, durability, and resistance to corrosion. These structures provide a robust framework to support the various process equipment and piping systems required in these industries. In chemical plants, steel structures are used to house reactors, distillation columns, storage tanks, and other equipment used in the production of chemicals. The strength of steel allows for the construction of tall structures that can accommodate multiple levels and platforms, optimizing the use of limited space. Steel is also capable of withstanding high temperatures and pressures, making it suitable for applications where extreme conditions are present. Pharmaceutical plants also rely on steel structures to support a range of equipment and systems involved in the manufacturing of drugs and medications. Stainless steel, in particular, is widely used in pharmaceutical plants due to its hygienic properties and resistance to corrosion. This makes it ideal for applications where cleanliness and sterility are critical, such as in cleanrooms or areas that require stringent quality control. Steel structures in chemical and pharmaceutical plants also play a crucial role in ensuring the safety of operations. They are designed to withstand seismic loads, wind forces, and other external factors that could potentially compromise the integrity of the facility. Moreover, steel structures can be easily modified or expanded to accommodate future changes or upgrades in the plant's processes or equipment. Overall, steel structures are essential in chemical and pharmaceutical plants as they provide a strong and reliable foundation for the complex systems and equipment involved in these industries. Their versatility, durability, and resistance to corrosion make them an ideal choice, ensuring efficient and safe operations within these plants.

Q:What are the advantages of using steel structures in agricultural buildings?: There are several advantages of using steel structures in agricultural buildings. First, steel is a durable and strong material that can withstand harsh weather conditions and provide long-term stability. Additionally, steel structures are versatile and can be easily customized to meet specific agricultural needs, such as accommodating large machinery or creating open spaces for livestock. Steel is also resistant to pests and fire, making it a safer option for agricultural buildings. Furthermore, steel structures are cost-effective as they require minimal maintenance and have a longer lifespan compared to other construction materials.

Q:What are the considerations when designing steel structures for airports and transportation hubs?: When designing steel structures for airports and transportation hubs, there are several important considerations to keep in mind. Firstly, it is crucial to consider the expected loads and forces that the structure will be subjected to, such as aircraft loads, wind loads, seismic loads, and live loads from vehicles and passengers. The design should be able to withstand these forces safely and efficiently. Another consideration is the flexibility and adaptability of the structure. Airports and transportation hubs often undergo expansions, renovations, or changes in layout over time. Therefore, the steel structure should be designed in a way that allows for easy modifications and additions without compromising its integrity. Additionally, the functionality and efficiency of the structure should be taken into account. Efficient circulation of passengers, baggage, and vehicles is essential in these facilities. The design should incorporate features like wide open spaces, clear sightlines, and proper placement of amenities and services to ensure smooth operations and passenger comfort. Durability and maintenance are also important factors. Steel structures should be designed to withstand harsh environmental conditions, including extreme temperatures, corrosion, and potential impacts. Regular inspection and maintenance should be considered during the design phase to ensure the longevity of the structure. Lastly, aesthetic considerations should not be overlooked. Airports and transportation hubs are often architectural landmarks and serve as gateways to cities or countries. The design should reflect the overall vision and branding of the facility, while also considering the local culture and context. In summary, when designing steel structures for airports and transportation hubs, key considerations include load and force analysis, flexibility and adaptability, functionality and efficiency, durability and maintenance, and aesthetic appeal.

Q:What are the different methods of steel structure fire protection?: There are several methods of steel structure fire protection that are commonly used to ensure the safety and integrity of steel structures in the event of a fire. These methods include: 1. Intumescent coatings: Intumescent coatings are a popular method of fire protection for steel structures. These coatings are typically applied to the surface of the steel and provide a protective layer that expands when exposed to high temperatures. This expansion creates a barrier that insulates the steel and slows down the heat transfer, giving more time for evacuation and fire-fighting efforts. 2. Fire-resistant insulation: Fire-resistant insulation materials, such as mineral wool or fiberglass, are commonly used to protect steel structures. These materials are installed around the steel members to provide insulation and prevent the rapid spread of fire. They help to maintain the structural integrity of the steel by reducing the heat transfer and protecting it from the direct flame. 3. Fireproofing sprays: Fireproofing sprays are another method of steel structure fire protection. These sprays are typically made of cementitious materials or fiber-reinforced polymers and are sprayed onto the surface of the steel. They form a durable protective layer that acts as a barrier against the flames and heat, minimizing the damage to the steel structure. 4. Fire-resistant boards: Fire-resistant boards, such as gypsum or calcium silicate boards, are often used for fire protection of steel structures. These boards are installed around the steel members to provide a protective barrier against fire. They are effective in preventing the heat transfer and can withstand high temperatures, thus safeguarding the steel structure. 5. Structural fire-resistant coatings: Structural fire-resistant coatings are specifically designed to protect steel structures from fire. These coatings are often made of epoxy-based or cementitious materials and are applied directly to the steel surface. They provide a heat-resistant layer that slows down the rate of temperature rise on the steel, preventing structural failure. It is important to note that the selection of the appropriate method for steel structure fire protection depends on factors such as fire rating requirements, building codes, and the specific environment in which the structure is located. Professional fire protection engineers and consultants should be involved to ensure that the chosen method is in compliance with the applicable regulations and provides the necessary level of fire resistance for the steel structure.

Q:What are the considerations for selecting the appropriate steel section for a structure?: There are several important factors to consider when choosing the right steel section for a structure. These factors include load-bearing capacity, structural stability, cost-effectiveness, and ease of fabrication. To begin with, it is crucial to ensure that the chosen steel section has the ability to safely support the expected loads that will be placed on the structure. This includes both the weight of the structure itself and any additional loads such as occupants or equipment. Engineers must carefully calculate and analyze the required strength and stiffness of the steel section to ensure it can withstand these loads without failing. In addition, structural stability is another important factor to take into account. The selected steel section should be able to resist lateral forces such as wind or earthquakes. The shape, size, and connections of the section must be evaluated to ensure that the structure will remain stable in the face of these external forces. Cost-effectiveness is also a key consideration in the selection process. Different steel sections have different costs, so it is important to strike a balance between cost and the required strength and performance of the structure. Engineers must assess the cost of the section, its availability in the market, and the overall project budget in order to make an informed decision. Furthermore, ease of fabrication is an important factor to consider. The chosen steel section should be easily fabricated and assembled on-site to ensure efficient construction. Complex or specialized sections may require more time, skilled labor, and specialized equipment, which can impact the project timeline and budget. Other considerations may include factors such as the desired aesthetics of the structure, environmental sustainability, or specific code requirements and regulations. Ultimately, a thorough analysis of load-bearing capacity, structural stability, cost-effectiveness, and ease of fabrication will guide the selection of the appropriate steel section for a structure.

Q:What are the design considerations for steel structures in high winds?: Some key design considerations for steel structures in high winds include: 1. Wind load analysis: Properly assessing the wind loads on the structure is crucial. This involves determining the wind speed, direction, and duration, as well as considering the topography and surroundings of the site. 2. Structural stability: Designing the structure to resist the external wind forces is essential. This involves ensuring adequate bracing and connections to withstand the wind loads and prevent structural failure or collapse. 3. Aerodynamic shapes: Incorporating aerodynamic shapes in the design helps to reduce wind resistance and minimize the impact of wind pressure on the structure. Smooth, curved surfaces and streamlined profiles can help to reduce drag and turbulence. 4. Material selection: Using high-strength steel with appropriate mechanical properties is important for withstanding the wind loads. The steel should have sufficient stiffness and resistance to deformation, allowing it to retain its shape and structural integrity under high wind pressures. 5. Connection design: The connections between steel members need to be carefully designed and detailed to ensure they can withstand the wind loads. Properly sized bolts, welds, or other fasteners should be used, and the connections should be designed to distribute the wind forces effectively. 6. Wind-induced vibrations: Wind can induce vibrations in steel structures, which can lead to discomfort or even damage. Proper damping mechanisms, such as tuned mass dampers or viscous dampers, may need to be incorporated to control these vibrations. 7. Maintenance and inspection: Regular inspection and maintenance are crucial to ensure the continued performance of steel structures in high winds. This includes checking for any signs of corrosion, loose connections, or damage that could compromise the structural integrity. Overall, designing steel structures in high winds requires a comprehensive understanding of the wind loads, structural stability, aerodynamics, material properties, and connection design to ensure the safety and performance of the structure.

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