Steel Formwork for Tunnel Building with thick Steel Plate

Steel Formwork for Tunnel Building with thick Steel Plate System 1

Steel Formwork for Tunnel Building with thick Steel Plate System 2

Steel Formwork for Tunnel Building with thick Steel Plate System 3

Steel Formwork for Tunnel Building with thick Steel Plate System 4

Steel Formwork for Tunnel Building with thick Steel Plate

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 100 pc

Supply Capability:: 100000 pc/month

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Introduction for Steel Formwork :

Steel Formwork:used in highway,railway,bridge,tunnel and shearing wall,etc.Our company CNBM which is one of the largest State-Owned Enterprises in China which established in 1984 , has gained the confirmation from the specialist of China Architecture Scence Institute, and has been used by many building operation units and has been highly praised.In 2014, the total turnover volume of CNBM exceeds US$410 billion dollars with a total staff of 180,000. CNBM is listed in the World Top 500 Enterprises !

Characteristic for Wholly Steel Formwork :

1. High Smooth Surface

2. Convex ling for Edge Rib

3. Specialized Connection Pin for Edge Rib Connection

4. High Stiffness for Steel Surface

5. Light Weight for saving producing cost

6. Fast Separate and Easy transport

7. Recycling using

8. Scientific and Reasonable design to meet different working condition

Parameter and Specification :

Code	Size (mm)	Weight (KG)	Code	Size (mm)	Weight (KG)
P12021	1200210055	102.96	P4018	400180055	28.3
P12018	1200180055	88.4	P4015	400150055	23.8
P12015	1200150055	74.15	P4012	400120055	19.1
P12012	1200120055	60.11	P4009	40090055	14.6
P10018	1000180055	76.01	P4007	40075055	12.3
P10015	1000150055	63.96	P4006	40060055	9.95
P10012	1000120055	60.11	P3018	300180055	20.7
P10009	100090055	39.32	P3015	300150055	17.4
P9018	900180055	70.89	P3012	300120055	14
P9015	900150055	59.47	P3009	30090055	10.7
P9012	900120055	48.03	P3007	30075055	8.8
P7518	750180055	57.8	P3006	30060055	7.3
P7515	750150055	48.47	P3004	30040055	5.46
P7512	750120055	39.16	P2515	250150055	15.17
P7509	75090055	29.85	P2512	250120055	12.24
P7507	75075055	24.81	P2509	25090055	9.32
P6018	600180055	43.1	P2507	25075055	7.71
P6015	600150055	36.3	P2506	25060055	6.39
P6012	600120055	31.7	P2015	200150055	11.6
P6009	60090055	23.9	P2012	200120055	9.4
P6007	60075055	18.55	P2009	20090055	7.1
P6006	60060055	16.25	P2007	20075055	5.9
P5018	500180055	36.27	P2006	20060055	6.39
P5015	500150055	30.15	P2004	20045055	3.64
P5012	500120055	25.55	P1515	150150055	9.5
P5009	50090055	20.38	P1506	15060055	4
P5007	50075055	15.48	P1504	15045055	2.98
P5006	50060055	13.58	P1015	100150055	7.5

Code	Size (mm)	Weight (KG)
P1012	100120055	6.9
P1009	10090055	4.6
P1007	10075055	3.8
P1006	10060055	3.1
P1004	10045055	2.33
E1515	1501501500	15.2
E1512	1501501200	12.26
E1509	150150900	9.34
E1507	150150750	7.77
E1506	150150600	6.46
E1504	150150450	4.87
E1015	1001501500	13.13
E1012	1001501200	10.61
E1009	100150900	8.07
E1006	100150600	5.44
Y1018	1001501800	14.56
Y1015	1001501500	12.29
Y1012	1001501200	9.72
Y1009	100150900	7.46
Y1007	100150700	6.19
Y1006	100150600	5.19
Y1004	100150450	3.92
J0018	50501800	4.34
J0015	50501500	3.7
J0012	50501200	2.94
J0009	5050900	2.3
J0007	5050750	1.9
J0006	5050600	1.5
J0004	5050450	1.13

FAQ :

1. Who are we ?

We , CNBM , are a State-Owned Enterprise which established in 1984 , have 32 years experience ,enjoy high reputation .

2. Our Advantage :

Customized products , we have our own R&D department , we can design the drawing and suggest the suitable solution for your project .

3. Our after-Sales Service :

The international Sales Manager and Engineer can go to your job site for work direction and help you deal with your project .

Factory Photos :

Steel Formwork for Tunnel Building with thick Steel Plate

Q: How does steel formwork accommodate for different concrete curing durations?: Steel formwork is a highly adaptable and durable choice for concrete construction projects, effectively accommodating varying curing durations. To begin with, steel formwork ensures that concrete retains its shape and strength throughout the curing process by providing a stable and rigid structure. The steel panels and frames used in formwork are specifically designed to withstand the pressure exerted by fresh concrete, preventing any deformation or collapse. Furthermore, steel formwork allows for convenient removal and reassembly, offering flexibility in adjusting the formwork setup to match the required curing duration. This feature proves particularly beneficial when different sections of the concrete structure require varying curing durations due to factors like structural demands or environmental conditions. In addition, steel formwork easily adapts to different curing techniques. For example, if a project necessitates accelerated curing methods such as steam or heat application, the steel formwork can be modified to incorporate necessary insulation or heating elements. This enables faster curing while maintaining the stability and integrity of the formwork. Moreover, steel formwork facilitates efficient handling and transportation, enabling swift repositioning or removal of forms as needed. This advantage proves especially useful in time-sensitive projects where different sections of the structure may require curing at different times. In conclusion, steel formwork effectively caters to varying concrete curing durations by providing a robust and stable structure that supports the curing process. Its adaptability allows for easy modification to accommodate different curing techniques, while its ease of handling and transportation promotes efficient repositioning or removal of the formwork.

Q: How does steel formwork prevent concrete shrinkage and cracking?: Steel formwork helps prevent concrete shrinkage and cracking by providing strong and rigid support during the curing process. When concrete is poured into the steel formwork, it takes the shape of the structure being built and hardens over time. The steel formwork acts as a mold, holding the concrete in place and preventing it from shrinking or cracking as it dries. One of the main causes of concrete shrinkage and cracking is the loss of moisture during the curing process. As the water in the concrete evaporates, it causes the material to shrink. This shrinkage can lead to cracks forming in the concrete if it is not properly supported. Steel formwork helps prevent this shrinkage by providing a tight and secure enclosure for the concrete. It ensures that the concrete retains its moisture and does not dry out too quickly. This slow and controlled drying process allows the concrete to cure evenly and reduces the likelihood of shrinkage and cracking. Additionally, steel formwork provides stability and support to the concrete, preventing it from moving or shifting as it hardens. This stability helps to distribute the forces and stresses evenly, reducing the risk of cracking or structural failure. Furthermore, the smooth and rigid surface of steel formwork helps to achieve a high-quality finish on the concrete. This prevents any irregularities or imperfections that may weaken the structure or make it more susceptible to cracking. In summary, steel formwork plays a crucial role in preventing concrete shrinkage and cracking by providing support, stability, and moisture retention during the curing process. Its strong and rigid structure ensures that the concrete remains intact and achieves a high-quality finish, reducing the risk of structural issues and enhancing the durability of the construction.

Q: How does steel formwork handle concrete bleeding?: Steel formwork is a highly effective choice for managing concrete bleeding, which occurs when water in the concrete mixture rises to the surface and separates from the solid components. With its smooth and non-porous surface, steel formwork is designed to prevent excessive bleeding and water loss from the concrete mixture. The tight joints and connections of steel formwork further reduce the chances of water seepage, ensuring that the concrete retains its desired water content. Furthermore, steel formwork offers exceptional support and stability during the pouring and setting process, preventing the formation of voids or gaps within the concrete and reducing the risk of excessive bleeding. Its rigidity also helps maintain the concrete's shape and structure, preventing any deformation or cracking caused by bleeding. Moreover, steel formwork allows for easy and efficient removal of excess water from the concrete surface. Its smooth and non-absorbent nature facilitates various techniques, such as squeegeeing or vacuuming, to remove the excess water and minimize the bleeding effect. In conclusion, steel formwork effectively manages concrete bleeding through its smooth and non-porous surface, minimized water seepage, stability, and support to the concrete, and efficient removal of excess water.

Q: How does steel formwork affect the overall construction site noise pollution?: Steel formwork can have a significant impact on reducing overall construction site noise pollution. Compared to traditional wooden formwork, steel formwork offers better acoustic insulation properties. The rigid and dense nature of steel materials helps to absorb and dampen sound waves, minimizing the propagation of noise. This reduced noise propagation can be especially beneficial in densely populated areas or construction sites located near residential or commercial areas. Furthermore, steel formwork is often prefabricated, meaning it is manufactured off-site and then assembled on-site. This process helps to reduce construction noise as it requires fewer on-site activities and reduces the need for cutting, drilling, and hammering, which are major sources of noise pollution. Additionally, the use of steel formwork can lead to faster construction times, resulting in shorter exposure to noise for neighboring communities. Moreover, steel formwork is more durable and long-lasting than wooden formwork, which means it can be reused multiple times. This reusability reduces the need for frequent formwork installation and dismantling, further decreasing noise pollution generated during the construction process. Overall, the use of steel formwork in construction can greatly contribute to minimizing noise pollution at the construction site. Its superior acoustic insulation properties, reduced on-site activities, and longer lifespan all work together to create a quieter and more environmentally friendly construction environment.

Q: Can steel formwork be used for projects with limited formwork transportation options?: Yes, steel formwork can be used for projects with limited formwork transportation options. Steel formwork is highly durable and can be easily dismantled and transported to different project sites. Its strength and versatility make it suitable for various construction projects, including those with limited transportation options.

Q: How does steel formwork affect the overall energy efficiency of the structure?: Steel formwork can have a significant impact on the overall energy efficiency of a structure. One of the main benefits of using steel formwork is its ability to provide a high level of thermal insulation. Steel has a low thermal conductivity, meaning it does not easily transfer heat. This property helps to minimize heat loss or gain through the walls, floors, and ceilings of the structure. By using steel formwork, the building envelope can be better sealed, reducing air infiltration and improving the overall airtightness of the structure. This prevents unwanted air leakage, which can lead to energy loss and reduced energy efficiency. Steel formwork also allows for better control of moisture and humidity levels, which is crucial for maintaining a comfortable indoor environment and preventing mold or moisture-related issues. Additionally, steel formwork provides a durable and long-lasting construction solution. It can withstand extreme weather conditions, seismic activities, and other external forces, ensuring the structural integrity of the building for many years. This durability reduces the need for frequent repairs or replacements, which can save energy and resources in the long run. Furthermore, steel formwork is a sustainable choice as it is often made from recycled materials and is itself recyclable at the end of its lifespan. The use of recycled steel reduces the carbon footprint associated with construction and helps conserve natural resources. The recyclability of steel formwork also means that it can be repurposed or reused in future projects, further reducing waste and environmental impact. In summary, steel formwork positively affects the overall energy efficiency of a structure by providing excellent thermal insulation, improved airtightness, moisture control, durability, and sustainability. By choosing steel formwork, builders can create energy-efficient buildings that are environmentally friendly and cost-effective in the long term.

Q: How does steel formwork contribute to improved construction efficiency?: Steel formwork contributes to improved construction efficiency in several ways. Firstly, steel formwork is known for its durability and strength. It can withstand heavy loads and extreme weather conditions, allowing construction projects to progress without delay. This means that builders can work at a faster pace and complete their tasks more efficiently. Secondly, steel formwork is reusable. Unlike traditional timber formwork, which often needs to be replaced after a few uses, steel formwork can be used multiple times, reducing the need for constant material replenishment. This not only saves time but also reduces construction costs and minimizes waste. Additionally, steel formwork offers excellent dimensional accuracy and stability. It enables precise shaping and alignment of concrete structures, ensuring that they meet the required specifications and standards. This accuracy eliminates the need for rework or adjustments, saving time and resources. Furthermore, steel formwork is easy to assemble and dismantle. Its modular design allows for quick installation and removal, reducing the time spent on formwork-related activities. This aspect is particularly beneficial when working on large-scale projects, where time is of the essence. Moreover, steel formwork provides a smooth and even finish to concrete structures. This eliminates the need for additional plastering or finishing work, further enhancing construction efficiency. Additionally, the smooth surfaces created by steel formwork are easier to clean and maintain, ensuring a longer lifespan for the structure. Finally, steel formwork offers enhanced safety for construction workers. Its strength and stability minimize the risk of accidents or collapses, providing a secure working environment. This, in turn, leads to increased productivity and efficiency on the construction site. In summary, steel formwork contributes to improved construction efficiency by providing durability, reusability, dimensional accuracy, quick assembly, smooth finishes, and enhanced safety. These factors allow construction projects to progress at a faster pace, reduce costs, and deliver high-quality structures within the desired timeframe.

Q: Can steel formwork be used for both monolithic and composite construction?: Yes, steel formwork can be used for both monolithic and composite construction. Monolithic construction refers to the process of pouring concrete in a single continuous operation to form a solid structure. Steel formwork is commonly used in monolithic construction as it provides a strong and durable support system for holding the concrete in place until it sets and hardens. The steel formwork can be easily assembled and disassembled, making it efficient for monolithic construction projects. Composite construction, on the other hand, involves the combination of different materials to create a stronger and more efficient structure. Steel formwork can also be used in composite construction, especially when the concrete is combined with other materials such as steel beams or columns. The steel formwork acts as a mold for the concrete, allowing it to be poured and shaped around the other materials to create the desired structure. Overall, steel formwork is versatile and can be used in various construction methods, including both monolithic and composite construction. Its strength, durability, and ease of use make it a popular choice for contractors and builders in a wide range of construction projects.

Q: Can steel formwork be easily modified or adjusted during concrete placement?: Yes, steel formwork can be easily modified or adjusted during concrete placement. Steel is a highly flexible material that can be easily cut, welded, or reshaped to accommodate changes in design or dimensions. This allows for on-site adjustments to be made during the concrete placement process, ensuring a precise fit and desired form.

Q: What are the considerations when designing steel formwork for architectural canopies?: When it comes to designing steel formwork for architectural canopies, there are several important factors to consider. These factors are as follows: 1. Structural Integrity: It is crucial to design the formwork in a way that can withstand the various loads imposed on the canopy, including dead loads, live loads, and potential additional loads such as hanging fixtures. The aim is to make the steel formwork sturdy enough to ensure the stability and safety of the canopy. 2. Aesthetic Appeal: Architectural canopies are often created to enhance the overall visual appeal of a building. Therefore, the steel formwork should be designed in a manner that complements the desired aesthetics of the canopy. This can involve incorporating decorative elements, like patterns or textures, into the formwork design. 3. Ease of Installation: The formwork should be designed to be easily and efficiently installed. This can be achieved by using modular components that can be quickly and easily assembled on-site. It is also important to consider the weight and size of the formwork elements to ensure safe handling and installation. 4. Durability and Maintenance: The steel formwork must be designed to withstand the environmental conditions it will be exposed to. This may involve incorporating protection against corrosion, UV radiation, and other factors that can cause deterioration. Additionally, the formwork should be designed for easy maintenance and repair if necessary. 5. Functionality: The formwork needs to be designed to accommodate any specific functional requirements of the canopy. This can include providing space for utility connections, like lighting or drainage systems, or incorporating features such as rainwater collection systems. 6. Cost-effectiveness: The design of the steel formwork should take into account the overall cost of the canopy project. This includes not only the initial cost of the formwork but also factors such as ease of transportation and installation, as well as long-term maintenance costs. In conclusion, creating steel formwork for architectural canopies requires a careful balance between structural integrity, aesthetics, functionality, and cost-effectiveness. By considering these factors, architects and engineers can ensure the successful implementation of visually appealing and structurally sound canopies.

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