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: What are the considerations when designing steel formwork for beams?: Several important considerations need to be taken into account when designing steel formwork for beams. Firstly, it is necessary to determine the load capacity of the formwork to ensure that it can withstand the weight of the concrete being poured. This involves considering the weight of the wet concrete, any additional loads during construction, as well as the weight of workers and equipment on the formwork. The dimensions and shape of the beams also need to be considered. The formwork should be able to accommodate the specific dimensions and shape of the beams, ensuring accurate pouring of the concrete and meeting the required specifications. This may involve creating custom formwork for unique beam shapes or using adjustable formwork for beams with varying dimensions. The construction process should also be considered when designing steel formwork for beams. It is important to determine how the formwork will be assembled and disassembled, as well as how it will be supported during concrete pouring and curing. Additional support structures or scaffolding may be necessary to ensure stability and security during the construction process. Furthermore, the ease of use and accessibility of the formwork should be considered. Designing formwork that is easy to assemble and disassemble, as well as providing easy access to the beams during construction, can greatly improve efficiency and safety. Lastly, the durability and reusability of the formwork should be taken into account. Steel formwork is often chosen for its ability to be reused multiple times, reducing waste and cost. Designing the formwork to withstand the demands of construction and ensuring easy cleaning and maintenance will prolong its lifespan and make it more cost-effective in the long run. In conclusion, designing steel formwork for beams requires careful consideration of load capacity, dimensions and shape, construction process, ease of use and accessibility, and durability and reusability. By considering these factors, a well-designed formwork system can be created to ensure successful beam construction.

Q: What are the challenges of using steel formwork?: Using steel formwork in construction projects presents a number of challenges. Firstly, the cost of steel formwork is considerably higher compared to alternative options like timber or aluminum. This initial expense can discourage contractors, especially those working with limited budgets on smaller projects. Secondly, the weight of steel formwork is greater than that of other formwork materials, making it more challenging to handle and transport on the construction site. This can result in increased labor costs and slower progress. A further challenge is the inflexibility of steel formwork. Unlike timber formwork, which can be easily cut and shaped to suit specific project requirements, steel formwork is rigid and less adaptable. This can pose difficulties when working on complex or irregular structures. Moreover, the installation and dismantling of steel formwork require skilled labor and expertise. Inexperienced workers may struggle with the process, leading to potential safety risks and inefficiencies. Lastly, regular maintenance is essential to prevent rust and ensure the longevity of steel formwork. Exposure to weather conditions and concrete over time can cause corrosion, compromising the structural integrity. This maintenance work adds both time and cost to the construction project. Despite these challenges, steel formwork still offers advantages such as strength, durability, and reusability. It provides a smooth surface finish for concrete and can withstand high pressure loads. Ultimately, the decision to use steel formwork depends on the specific requirements, budget, and expertise available for the construction project.

Q: Is steel formwork resistant to corrosion?: Steel formwork is typically resistant to corrosion. Steel, especially stainless steel, is renowned for its exceptional resistance to corrosion, rendering it an appropriate option for construction purposes. Nevertheless, it is crucial to acknowledge that the level of corrosion resistance may vary based on factors like the grade of steel employed, the environment in which the formwork is utilized, and the existence of any supplementary protective coatings. Consistent upkeep and appropriate maintenance practices can also contribute to the elongation of the lifespan and corrosion resistance of steel formwork.

Q: Can steel formwork be used for projects with high groundwater levels?: Indeed, projects confronted with elevated groundwater levels can make use of steel formwork. Steel, being a robust and long-lasting substance, possesses the capability to endure the force exerted by groundwater. By forming a watertight enclosure, it effectively averts the infiltration of water into the construction site. Furthermore, steel formwork can be effortlessly tailored to meet the precise demands of the project, thereby facilitating proficient and successful construction activities amidst high groundwater circumstances.

Q: Can steel formwork be used for different types of concrete finishes?: Indeed, various concrete finishes can be achieved through the utilization of steel formwork. With its remarkable versatility, steel formwork has the capability to be tailored in order to produce an array of concrete finishes such as sleek, textured, or patterned surfaces. By employing steel formwork, one can achieve precision in shaping and molding the concrete, thereby facilitating the creation of diverse finishes in accordance with the desired design and aesthetic specifications. Moreover, steel formwork can be effortlessly adapted and employed for different undertakings, rendering it a cost-efficient selection for attaining a wide range of concrete finishes.

Q: What are the typical environmental considerations when using steel formwork?: Several typical environmental considerations need to be addressed when using steel formwork. Firstly, the production of steel requires a substantial amount of energy and natural resources, resulting in environmental degradation and greenhouse gas emissions. To address these impacts, it is crucial to prioritize the use of recycled or reclaimed steel whenever possible. This reduces the demand for new steel production and lessens the environmental footprint associated with the formwork. Another key consideration is the waste generated during construction. Steel formwork produces a significant amount of waste, including offcuts and discarded pieces. Proper waste management practices, such as recycling or reusing these materials, should be implemented to minimize the environmental impact. In addition, the transportation of steel formwork contributes to carbon emissions and air pollution. Optimizing transportation routes and modes, and choosing more sustainable options like rail or water, should be pursued whenever feasible. Furthermore, the use of steel formwork can impact the construction site itself. The installation and removal of the formwork can disturb the natural environment, leading to soil erosion and habitat destruction. Implementing erosion control measures and minimizing the formwork's footprint can help mitigate these impacts. Lastly, the longevity and durability of steel formwork should be considered. With proper maintenance and reuse, steel formwork can have a long lifespan, reducing the need for frequent replacement and ultimately minimizing waste and resource consumption. In conclusion, when using steel formwork, it is essential to consider the entire lifecycle of the material and adopt sustainable practices to minimize its environmental impact. This includes prioritizing recycled steel, implementing proper waste management, optimizing transportation, mitigating site disturbance, and promoting durability and reuse.

Q: How is steel formwork manufactured?: Steel formwork is manufactured by cutting and shaping steel plates and bars according to the required dimensions and designs. These steel components are then welded together to form the desired formwork panels, beams, and columns. The steel formwork is further reinforced with additional steel bars and mesh, and the surfaces are treated to resist corrosion. Finally, the formwork is assembled and prepared for use in construction projects.

Q: How does steel formwork accommodate for different concrete pouring rates?: Steel formwork is a versatile construction material that can easily accommodate different concrete pouring rates. The adjustable nature of steel formwork allows for quick and efficient adjustments to be made to match the required pouring rate. One way steel formwork accommodates for different pouring rates is through its modular and customizable design. Steel formwork can be easily assembled and disassembled, allowing for the construction of any desired shape or size. This flexibility enables construction teams to adjust the formwork to accommodate different pouring rates as needed. For example, if a higher pouring rate is required, additional formwork panels can be added to increase the capacity and ensure the concrete can be poured at a faster pace. Moreover, steel formwork is known for its robustness and strength. This means that it can withstand the pressure exerted by the concrete during pouring, regardless of the pouring rate. The sturdiness of steel formwork prevents any deformation or collapse, ensuring the concrete is properly contained and shaped according to the desired structure. Additionally, steel formwork offers excellent reusability, allowing it to be used for multiple construction projects. This reusability factor makes it a cost-effective choice, as the initial investment in steel formwork can be easily recovered over time. Consequently, construction teams can adapt the formwork to different pouring rates without incurring significant additional expenses. In conclusion, steel formwork is a highly adaptable construction material that can easily accommodate different concrete pouring rates. Its modular design, strength, and reusability make it a preferred choice in construction projects where pouring rates may vary. With steel formwork, construction teams have the flexibility to adjust the formwork to match the required pouring rate, ensuring a smooth and efficient concrete pouring process.

Q: How is steel formwork cleaned and maintained?: Steel formwork can be cleaned and maintained by removing any concrete residue using a high-pressure water jet or wire brush. After cleaning, it should be inspected for any damages or rust, and if found, repaired or repainted accordingly. Regular lubrication of moving parts and proper storage in a dry environment also helps to extend its lifespan.

Q: How does steel formwork affect the overall safety of a building project?: Enhancing the overall safety of a building project is a crucial role that steel formwork plays. Its high strength and durability ensure a stable structure, preventing accidents such as collapses or structural failures that can cause serious injuries or fatalities. Furthermore, steel formwork offers a secure and dependable platform for workers. Its rigid structure minimizes the risks of slips, trips, and falls, which are common causes of accidents on construction sites. Additionally, safety features like handrails, guardrails, and non-slip surfaces can be incorporated into steel formwork designs, further enhancing worker safety. Another significant advantage of steel formwork is its fire-resistant properties. Unlike combustible materials, steel does not contribute to the spread of fire. This characteristic significantly reduces the potential for fire-related accidents, safeguarding both the workers and the structure itself. Moreover, steel formwork exhibits high resistance to adverse weather conditions, such as heavy winds, rain, or earthquakes. This resistance ensures the structure remains stable and secure even during extreme weather events, minimizing the risks of accidents or damage caused by these external factors. Lastly, steel formwork provides better quality control compared to other formwork materials. Its precise and consistent dimensions reduce the chances of errors or inconsistencies in the construction process, resulting in a safer and more reliable end product. In conclusion, steel formwork positively impacts the overall safety of a building project by providing stability, a secure working platform, fire resistance, weather resistance, and improved quality control. These factors collectively contribute to reducing the risks of accidents, injuries, and structural failures, making steel formwork an essential component in ensuring a safe construction environment.

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