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Due to the cable tray manufacturers more, and the customer is not familiar with the best business, the choice is more troublesome, worried about finding inferior cable tray manufacturers, product quality problems, and often inferior cable tray manufacturers are small workshop manufacturers, problems can not help you solve the problem, but also can not find people are a problem.
See if the cable tray manufacturer is authentic
How to see whether the cable tray manufacturer is authentic? If we purchase a large amount, for the sake of safety, don't be too troublesome, go to the first business company or factory to visit, whether it has production capacity and operation capacity and the size of the manufacturer, ask to show the company's business license to check whether the authenticity exists.
Look at the quality of product technology and raw materials of cable tray manufacturers
A good cable tray manufacturer, the biggest reason is its own products, poor quality products, no matter how good your advertising is, it depends on the audience's evaluation of your reputation. Therefore, we understand the authenticity of the cable tray manufacturer, and visit the production department of the company, and whether the quality of the production process and raw materials is qualified during the production process.
Look at the cost performance of cable tray manufacturers
After understanding the above points, you can hardly worry about being afraid of finding inferior cable tray manufacturers to cooperate, now you only need to compare the size of the manufacturer, combined with the most cost-effective cable tray manufacturers.
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There are many manufacturers, it is recommended that you find some big brands to cooperate, **too cheap and not good to moderate. The quality of the bridge depends on you to go to the field on your own.
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Cable tray manufacturer:
1. Zhongcheng Power Equipment (Shandong) is a long-term commitment to the cable tray engineering industry high-quality service of the material business, the company is located in Liaocheng City, Shandong Province, is a professional engaged in cable tray research and development, production, sales and installation of professional manufacturers, the use of international advanced cable tray manufacturing process, with the current domestic level of bridge forming production line.
2. Shandong Altos Electrical Equipment Co., Ltd. is located in Liaocheng, Shandong Province, Jiangbei Water City, with strong technical force, accumulated and formed a strong production and service capacity, and has become an enterprise specializing in the production of hot-dip galvanized cable trays, hot-dip galvanized cable trays, aluminum alloy cable trays, stainless steel cable trays, fireproof cable trays, electrostatic spraying cable trays, trough cable trays, and trapezoidal cable trays.
3. Shanghai Lianjia Cable Tray is a professional manufacturer of cable tray and communication cabinets, located in Shanghai, a bustling city integrating science and technology, industry, finance, shipping and shipping, where the area is superior, the transportation is convenient, and the freight is convenient.
The company draws on the design concept of foreign advanced bridge products, and constantly improves and improves products, and currently sells products such as European standard tray bridge, cascade bridge, network bridge, communication cabinet, etc.
4. Bazhou Huihong Hardware Products is a veteran cable tray factory in Hebei Province, located in Bazhou City, Hebei Province, the center of the country's largest cable tray production base. The geographical position is superior, the products can be quickly shipped to all parts of the country, the country's consumers, the company's products are mainly sold to Beijing, Tianjin, Guangzhou and other large and medium-sized cities.
5. Hebei Dongda Electric is a professional manufacturer of cable trays, located in Xinzhen Industrial Zone, Wen'an County, Hebei Province, in the center of Beijing, Tianjin and Baoding triangle, with vertical and horizontal highways, convenient transportation and developed communications.
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Galvanized cable tray manufacturer: Langfang Kaining electrical equipment.
The company is approved by the national department to register the cable tray manufacturers, located in Langfang, Hebei Wen'an County Industrial Park, and Beijing, Tianjin, Baoding to form a golden triangle, convenient transportation, developed communications. Kaining electrical equipment has professional production equipment and strong financial strength. The products are widely used in petroleum, chemical industry, metallurgy, electric power, textile, communication and high-rise buildings, with complete variety, beautiful appearance, strong corrosion resistance, flexible and convenient installation and other characteristics.
Manager Zhang: 18831694508
Manager Bai: 13930641610
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The cable tray has corrosion resistance, impact resistance, good sealing performance, convenient wiring, beautiful and neat, can be walked by arbitrary, energy-saving and low-carbon.
Effect. Usually large cable tray manufacturers have to sell, as for whether it is good or not, it depends on whether the cable tray manufacturer you choose is fully qualified. Wait a minute.
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Cable trays are used to protect cables.
The full name of the rigid structural system with closely connected support cables composed of straight sections, bending, tee, and crosses components, supporting arms (arm brackets), hangers, etc., which are composed of trough, tray or cascade straight sections, bends, tees, and crosses, as well as brackets (arm brackets), hangers, etc. At the time of installation, the upwelling bridge has been recognized by the market and accepted the localization of the cable tray industry, the product is made of high-quality cold-rolled steel plate, and the product has received wide attention The product is made of high-quality cold-rolled steel plate, and the surface process is cold galvanizing, hot-dip galvanizing, electrostatic spraying, fireproof coating, baking paint, etc.
1. Cascade cable tray.
CQ1-T cascade cable tray is designed according to relevant data at home and abroad. It has the advantages of light weight, low cost, unique shape, easy installation, heat dissipation and good ventilation. It is suitable for the laying of cables with large diameters, and is suitable for the laying of high and low voltage power cables.
2. Tray cable tray.
Tray cable tray is one of the most widely used in petroleum, chemical industry, light industry, telecommunications, etc. It has the advantages of light weight, large load, beautiful shape, simple structure and easy installation. It is suitable for the installation of power cables and the laying of control cables.
3. Trough cable tray.
A trough cable tray is a fully enclosed cable tray. It is most suitable for laying computer cables, communication cables, thermocouple cables, and other control cables for highly sensitive systems. It has a good effect on the shielding interference of control cables and the protection of environmental cables in heavy corrosion.
The advantages and disadvantages of cascade, tray and trough cable trays: the cascade type merge tray has good ventilation performance, and is not dustproof and interference-proof. Trough and tray cable tray have dustproof and anti-interference performance.
4. Large-span cable tray.
At present, the large-span cable tray is generally assembled from pultruded FRP profiles, which is suitable for power cables, control cables, lighting cables and accessories. Compared with the iron bridge, it has the advantages of long service life (the general design life is 20 years), easy installation and low cost (the specific gravity is only 1 4 of carbon steel, no fire is required during construction, and the length of a single bridge can reach 8 meters, or even longer), easy cutting, no maintenance and so on.
5. Combined cable tray.
Combined cable tray is a new type of cable tray and is the second generation product in the cable tray series. It is suitable for the laying of various projects, various units and various cables, and it has the characteristics of simple structure, flexible configuration, convenient installation and novel form.
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When purchasing cable trays, you must pay attention to the following requirements:
1. When buying a cable tray, you must make sure that the cable tray provided by the seller is brand new and has never been used.
2. The cable tray is processed with high-quality materials in the production process, and you should pay attention to the relevant qualification certificates, quality certificates and other documents provided by the seller to the cable tray.
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First of all, you need to visit the company or production department, if you don't even know the basic information of the company, then it's no wonder that others can deceive you.
You need to understand the comprehensive ability of the galvanized trunking manufacturer, whether the technology is passed, the quality of raw materials and purchase channels, the product, the settlement method, the product process and so on.
Combined with other first-class merchants to make comparisons, select high-quality first-class businessmen, the above points must be measured.
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Selection of cable tray type and variety:
1. When the cable network that needs to be shielded from electrical interference or has the requirement of protecting the external (such as corrosive liquid, combustible dust and other environments), the (FB) trough composite anti-corrosion shielded cable tray (with cover) should be selected
2.In highly corrosive environments, (F) composite epoxy resin anti-corrosion and flame-retardant cable trays should be used. The same material should be used for the bracket and bracket to improve the service life of the tray and accessories, and the cable tray. In the environment or outdoor places that are prone to dust accumulation and other needs to be covered, it is advisable to add a cover.
3. In addition to the above conditions, tray type, trough type, stepped type, glass anti-corrosion flame retardant cable tray or steel ordinary cable tray can be selected according to the environmental and technical requirements of the site. In the environment or outdoor places that are prone to dust accumulation and other needs to be covered, it is advisable to add a cover.
4. In the public passage or outdoor crossing road section, the bottom of the bottom step should be added with a backing plate or a tray should be used in the section. When the large span spans the public passage, the load capacity of the bridge can be increased according to the user's requirements or the row frame can be selected.
5. Composite bridge (FB) should be selected for large span (>3m).
6. Composite epoxy resin bridge (F) should be used outdoors.
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Usually when purchasing cable trays, you need to pay attention to whether the cable tray manufacturer has a manufacturing license [cable tray is a special equipment, and the license needs to be issued by the State Quality Supervision Bureau] and other certificates.
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Now the market of cable tray is developing rapidly, there are many cable tray manufacturers in China, and the brand of cable tray has increased a lot, but the quality difference is very large, so it is recommended to screen carefully.
The loads of cable trays are divided into static loads, dynamic loads and additional loads.
Static load refers to the type of cable laid in the cable tray, the number of roots, the weight of the outer diameter of each unit length, and the statistics are listed separately according to the different routes of cable laying.
Dynamic load refers to the weight of construction and maintenance personnel during the installation and maintenance of cable trays.
For light cable trays, the dynamic load is generally not considered, that is, it is not allowed to stand (line) people on the tray, and if it is necessary to consider the standing people, the span should be appropriately reduced.
The additional load only outdoors refers to the load formed by ice, snow, wind and electromagnetic forces, which is related to the natural meteorological conditions of the area where the installation site is installed and the nature of the charged body, and should be calculated according to various conditions in the design.
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The cable tray has the effect of corrosion resistance, impact resistance, good sealing performance, convenient wiring, beautiful and neat, can go from any direction, energy saving and low carbon.
Usually large cable tray manufacturers have to sell, as for whether it is good or not, it depends on whether the cable tray manufacturer you choose is fully qualified and so on.
1. Bridge is a continuous and rigid structural system (referred to as bridge) composed of three types of components: brackets, accessories and supports (hanging) frames. The trunking is often used to lay wires, weak wires, and small cables are no problem. >>>More
The trough bridge is divided into many different materials and materials: stainless steel, aluminum alloy, galvanized, glass fiber reinforced plastic and so on. The surface treatments are: >>>More
The cascade cable tray has the characteristics of high strength, light weight, low cost, beautiful appearance, easy installation and good air permeability. It is suitable for the laying of cables with large diameters, especially for the laying of high and low voltage cables with large loads. >>>More
When the cable tray is installed indoors, in order to ensure that the cable tray is straight and beautiful, neat and consistent, its horizontal load deformation should generally be controlled. According to the size of the load deformation in the horizontal direction of the selected cable tray and the required bridge in the horizontal direction, check the bridge load characteristic curve of the corresponding structural form, and when the deformation requirement cannot be met, the side height of the bridge frame can be appropriately increased or the support spacing can be reduced, so as to meet the requirements. >>>More
Selection of cable tray type and variety:
1. When the cable network that needs to be shielded from electrical interference or has the requirement of protecting the external (such as corrosive liquid, combustible dust and other environments), the (FB) trough composite anti-corrosion shielded cable tray (with cover) should be selected >>>More