What Is Prefabricated Buildings
A prefabricated building, informally a prefab, is a building that is manufactured and constructed using prefabrication. It consists of factory-made components or units that are transported and assembled on-site to form the complete building. Various materials were combined to create a part of the installation process.
Advantages of Prefabricated Buildings
Quick construction time
For building buyers, there are tons of advantages to choosing a prefabricated building over a traditionally-constructed building. First of all, prefabrication is a turn-key solution to space needs. Since companies can manufacture building parts off-site prior to building, the actual project time gets cut in half or more. These days, many businesses and homeowners need their buildings to be erected very quickly. Some simply don’t have the time to wait a year or more for traditional construction to be finished.
Verified, consistent quality
Prefabrication is an organized process that leaves little room for error. Companies follow strict regulations that assure high quality, code-compliant products. The result is well-constructed units that are high-grade, follow building codes, and look attractive once assembled on-site.
Cost savings
One of the biggest perks to prefabricated buildings is their cost efficiency. First of all, with less needed labor and time to build, you’re paying less in labor costs. Plus, since the parts are made in a factory, it allows construction companies to control costs. When you think about it, it’s a no-brainer! Prefabricated building customers save an average of 25-50% compared to traditional construction.
Labor efficiency
For construction companies, there are many reasons to turn to prefabrication. The industry needed greater efficiency, which made prefabricated buildings a great opportunity. There is still a shortage of skilled labor in the construction industry. Prefabrication eases this issue by offering more controlled, flexible labor that is also time conducive.
Improved worker safety
Fabrication shops offer a more controlled environment compared to on-site conditions. By conducting most of the work in these shops, workers are exposed to fewer safety hazards and threats, such as working at heights, adverse weather, confined spaces, and nearby construction activities. In fabrication shops, construction operations can be efficiently separated and ergonomically designed, minimizing these risks.
Performance and lifespan inspection
The lifespan of any building is influenced by several factors, including installation, maintenance, and environmental conditions. Generally, prefabricated buildings have a lifespan of over 30 years and often exceed their original purpose. Prefabricated buildings are governed by the same construction standards and regulations that apply to traditional construction methods.
Why Choose Us
Our factory - Qingdao RT Steel Structure Co.,Ltd is located in Huangdao district of Qingdao City, it covers an area of 20 thousand square meters which is specialized in designing, manufacturing and installation of steel structure products. The company has two professional production lines the annual output reaches 30 thousand tons.
Professional after sales service - 12 months warranty (calculated from the time the goods departure from seller's factory).
Our certification - Our company has three-grade steel structure construction qualification and passed the ISO9000 international systems Certifications.
Our product - RT Steel Structure Series, Prefabricated Buildings, Carbon Steel, Container House and so on.
Top Prefabricated Buildings Types
Temporary prefabricated structures
Whether you need a structure for interior or outdoor use, a prefab building can meet your needs. They are manufactured in a panel fashion, with a steel or aluminium framework and a covering. Many materials, such as fibreglass, glass, and polyvinyl chloride, can be used to construct shelter walls (pvc). Temporary shelters that are prefabricated are easy to set up and install.
Fiberglass prefabricated structures
Prefab structures often use fiberglass since it is both inexpensive and long-lasting. Because of its well sealed structure, it is resistant to the growth of mold and rust and may be used for outdoor constructions without fear of harm from water or the accumulation of moisture. Its resilience to wind, heat, and cold makes fiberglass an ideal material for use in the wall cladding of prefabricated buildings.
Quonset huts
Because of its dome shape, quonset huts, which are composed of steel alloys, are also known as arch steel buildings. Quonset huts are among the most popular prefab options since they are cheap, require little upkeep, and can resist natural disasters like earthquakes. Quonset huts, with its time-tested design, have served as homes for many cultures over the years. The modern quonset hut has all the benefits and designs of the original quonset hut, plus the addition of cutting-edge engineering and construction methods.
Hybrid prefab systems
Modular and panel systems' three-dimensional and two-dimensional components are combined in hybrid prefab systems to form either an entire structure or an individual section of one. These prefabricated steel structure share characteristics with both panel systems and modular. Modular modules have the upper hand in terms of build quality and attention to detail, but they have drawbacks when it comes to assembly and shipping.
Structural insulated panels
The sip is a sandwich panel used as a concrete building's structural member (e.G., for the roof, walls, and floors). It typically consists of two skinned, progressively thicker layers of hard material surrounding a more flexible core. A wide range of materials can be used for it depending on its function. It is often constructed from polyurethane or another plastic foam (pur). When it comes to resistance to fire, smoke, and flame, pur foam is unrivaled.
Ferrocement sandwich panel
Buildings in developed countries often make use of ferrocement, a type of laminated building material. Silos, chemises, infill frames, walls, water tanks, and maritime structures are only few of the many applications. Ferrocement is made up of sand, wire mesh, cement, and water, and it has several desirable features including being antirust, fire-resistant, seismic, and hurricane-proof. It is also utilized for fixing broken structures or retrofitting older ones.
Wafflecrete building system
The large structural ribbed panels connected with reinforced precast concrete are used to construct building that welded together and the joints between both the modules are caulked to create the walls, pitched, floors, and flat roofs. Each panel's surface is made up of a slab that is 51 mm thick, and the prefabricated structure manufacturers panels themselves are either 152 mm or 203 mm thick.
Open sided modules
Each of the module's one or two sides is made to open completely. If you want to make a bigger room by connecting open-sided modules together, you'll want to get rid of the long sides first. Gusset plates and bracings connect the corner posts to the edge beams, which bear the weight of the structure. Tall buildings can't be made out of open-sided modules due to a lack of sufficient load-bearing elements. This style of architecture is often two or three floors high. Both healthcare facilities and educational institutions could benefit from these programs.
Modules supported
A steel structural frame is placed to the outside of this sort of module to help with load bearing and transfer. Because the modules are piled overhead, the exterior construction can give open spaces on ground level or below. Moreover, it can provide complete module support while allowing the walls and dividers to be non-load bearing. In most cases, this kind of construction is used for dwellings or mixed-use retail and residential structures.
Insulated precast concrete panels
Insulated precast concrete panels are built in a similar way to structural insulated panels (sips), with two structural facings binding an insulating material. The wythes, or concrete strata, that serve as the facings in this style. More robust structural performance can be attained by pre-stressing these wythes. The insulation is a proprietary stiff substance. The three parts are rigid and can carry weight on their own, making them versatile in how they're assembled or broken down. The wythes can either be rigidly connected or allow some degree of movement or deflection.
Materials of Prefabricated Buildings
The materials used to create these prefabricated buildings is conditional on what type of building is needed. The two main types of prefab buildings are modular and panelized. Both types of buildings use the following materials.
Wood
For studs and panels that line the floors, roofs, and walls.
Steel
For steel frames and load bearing studs.
Fiberglass
For insulation, walls, and roofs.
Concrete
For foundations, walls, and floors.
Different Types of Prefabricated Buildings Methods
Panelization
This method involves constructing building components such as walls, floors, and roofing in a factory setting and then transporting them to the construction site for assembly. This method can be used to construct a wide range of building types, including single-family homes, multi-family residential buildings, and commercial buildings.
Modular construction
This method involves constructing complete building units, such as rooms or entire floors, in a factory setting and then transporting them to the construction site for assembly. This method is commonly used for multi-story buildings such as hotels, apartments, and dormitories.
Volumetric construction
This method involves constructing complete building units, such as rooms or entire floors, in a factory setting and then transporting them to the construction site for assembly. This method is similar to modular construction but the unit can be easily reconfigured to adapt to changing needs.
Prefab MEP
This method is used to fabricate and assemble mechanical, electrical, and plumbing systems off-site before delivering them to the building site for installation. This method can reduce the time spent on a project and increase the quality of the building, while also reducing costs.
Prefabricated facade
This method is used to fabricate and assemble building façade elements off-site, such as cladding, windows, and curtain walls, before delivering them to the building site for installation.
Container construction
This method involves using shipping containers as the structural frame for a building and can be used for a wide range of building types. This method is fast, eco-friendly, low-cost, and customizable.
Today, prefabricated buildings technology continues to develop rapidly. Thus, it is possible to offer different prefabricated buildings models in accordance with both the usage needs and the user budget. In this direction, when choosing a prefabricated buildings today, you must make a more sensitive choice about the quality of the production material. The quality of the material used in the production of prefabricated buildings is very important in terms of not encountering any problems during the usage process. One of the common mistakes made in the comparison of prefabricated buildings prices is due to not paying attention to the production material. Prefabricated buildingss have much lower costs compared to other building techniques. Today, in order to reduce these costs even more, companies that ignore safety and quality are producing from poor quality materials. Comparing prefabricated buildingss produced with quality materials with these types of houses in price comparisons reveals extremely unhealthy results.
Prefabricated buildingss are modular structures. In this direction, they can be produced in a way that fully meets your usage needs. When purchasing a prefabricated buildings, you should consider your needs along with your budget. In particular, you should consider the architectural dimensions of the prefabricated buildings. Prefabricated buildingss that are larger than your usage needs may cause you to encounter serious price differences. In this context, single-storey prefabricated villas are preferred more intensely today.
One of the most basic defining features of prefabricated buildings is that their insulation is extremely successful. The success of heat, sound and water insulation are the most basic facts that determine the comfort standards of a building. Especially with regard to prefabricated buildingss, the roof factor must be taken into account. The roof of the prefabricated buildings should have the necessary durability and insulation properties against roof problems that may occur due to weather conditions. Roofs with insufficient insulation may encounter many problems, especially leakage problems.
It is known that prefabricated buildingss are extremely successful in heat and sound insulation. However, in order to ensure these standards, the necessary applications for the walls of prefabricated buildingss must be carried out. There are some techniques that can be used to easily understand this on the user’s side. At the beginning of these techniques is to look at the wall thickness of the prefabricated buildings. Within the scope of technical requirements, the wall thickness of the prefabricated buildings must be at least 10 cm in order to have high quality heat and sound insulation. Heat and sound insulation in prefabricated buildings with a wall thickness of at least 10 cm and with quality production materials means that they are of extremely high quality.
Prefabricated buildingss create important innovations and opportunities in the housing system. For this reason, it provides everyone to be a home owner with much more reasonable budgets. Since it is portable, it can be moved to different locations in the future and used here as well. However, there are a lot of misconceptions about the prefabricated buildings in the society. Among these, those related to legal permits can cause serious problems for people who buy prefabricated buildingss.
Prefabricated Buildings Maintenance
Walls and roof
For our modular structures, the walls and roof are literally holding your new building together. As the owner, your number one priority should be to ensure these aspects stay as strong and sound as possible. Both steel and aluminum clad panels are subject to corrosion and are specifically not covered beyond any warranty provided by the coil manufacturer. We recommend a light pressure wash every year for any panel roof or panel wall section exposed to, or nearby, a salt water environment or a swimming pool or spa where chlorine is used. This regular maintenance will go a long way to keep your exterior metal paneling from deteriorating due to the elements. Plus, as with all buildings, a pest control program should be instituted and maintained in order to protect against insects, rodents, and other pests.
Windows and doors
For the windows and doors on the building, regular cleaning should be used in order to maintain their working condition. For our sliding windows, their tracks should be cleaned at regular intervals and their drain holes should be kept open. Similarly, the sliding doors should have their tracks cleaned regularly in order to prevent the accumulation of dirt. This dirt could potentially interfere with the door and cause premature wear of the door hangers. For our swinging doors, the hinges and hydraulic closer should be cleaned at regular intervals, again to prevent the build up of dirt interfering with the door and causing premature wear on the door’s hardware. Finally, the door weather strip should be checked at regular intervals for adjustment and damage, while missing pieces should be replaced to seal the unit against adverse weather conditions. And, as always, make sure the building is level.
Flooring
For our prefabricated buildings, there are a few different flooring options that can be used and each of them has different maintenance methods. Our lay-in anti-fatigue mat flooring should be kept free of dirt and standing water if possible and regularly inspected for wear and replaced if needed. This will help ensure the anti-fatigue mat is as effective as possible. Our diamond plate flooring should also be kept free of dirt and standing water. It is best to cover this flooring with a rubber mat, which will help block water and dirt in high traffic area and/or when windows or doors are opened in foul weather. During winter months, melting snow and salt water will damage the flooring. Our vinyl flooring should be regularly washed with a mild detergent and cold water. Abrasive cleaners and petroleum distillates should be avoided when doing this. For our plastic laminated work surfaces, you should use a damp cloth or sponge and a mild soap to clean the surface.
Electrical utilities
For our light fixtures containing two or more lamps should be replaced as a set. The light fixtures equipped with acrylic lenses should be cleaned at a regular interval to ensure maximum light output. A fan forced heater should be periodically vacuumed for dirt and lint as required for safe and efficient operations. Avoid placing objects on or close to the heater, especially during operation. This includes using the heater as a footrest.
Paint
For the paint on the building, it should be regularly washed with a mild detergent and cold water. Similarly to the vinyl flooring, it is best to avoid using abrasive cleaners and petroleum distillates. Never use sandpaper steel wool, or mineral acids on the paint as it will quickly scratch the surface and ruin the paint job. While washing the building, it is best to inspect the area for chipping and scratches. You can touch up the scratched areas as the appearing, contacting the factory for paint identification will allow for a perfect match. Finally, a quality wax application will help you maintain the exterior finish of the building and should be done yearly.
Our factory
Qingdao RT Steel Structure Co.,Ltd is located in Huangdao district of Qingdao City, it covers an area of 20 thousand square meters which is specialized in designing, manufacturing and installation of steel structure products. The company has two professional production lines the annual output reaches 30 thousand tons. Qingdao RT Steel Structure Co., Ltd. was established in 2016; joined the Steel Structure Association in 2017; expanded its production capacity to 1500 tons/month in 2018; introduced advanced equipment such as laser cutting and wire cutting in 2020 to further expand the company's processing scope; in 2021, the company was awarded as a high-tech enterprise in Shandong Province; After 8 years of steady development, it has become a professional and modernized steel structure processing enterprise integrating design, production and installation.
FAQ
We're professional prefabricated buildings manufacturers in China, specialized in providing high quality customized service. We warmly welcome you to buy discount prefabricated buildings for sale here and get quotation from our factory. For price consultation, contact us.
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