Power Communication Signal Rail Transit Lined Pipe Fittings CNAS

Railing pipe cable threading elbow Power cable elbow

(1) Arrangement form
In order to meet the requirements of power, communication, signal, etc., the entrance and exit of the Big Pineapple Hei No. 2 Tunnel are equipped with 2 communication and signal crossing pipes at a distance of 2m from the entrance of the tunnel, and 8 at the entrance and exit of the tunnel 5m. Power rail steel pipes.
(2) Construction requirements
1. The connection at the bend of the steel pipe should be smooth and smooth.
2. Each steel pipe is pre-worn with 2 φ3mm steel wires, and the steel wires should extend not less than 500mm from both ends of the steel pipe.
3. All pipes for communication and signal cable crossings and power cable crossings are made of cold-rolled seamless steel pipes (wall thickness 5mm).

4. The rail-crossing pipelines are all set under the central water ditch, the two sections are set at an inclination of 45 degrees, and the bending radius of the steel pipe is not less than 1m.
5. The pipe ports of the rail-crossing pipelines are required to be polished and smooth to protect the cables, and the cable trough should be 1cm exposed. The pipe ports should be plugged and sealed with cold sealant to prevent water seepage.
(Three), construction matters needing attention
1. Each pre-pierced steel wire in the rail-crossing steel pipe should be bound firmly with the steel pipe mouth to prevent it from slipping into the pipe.
2. Pay attention to the protection of rail steel pipes during the construction of the side wall, and the steel pipes must not be bent or deformed.
3. The construction of each embedded steel pipe shall be carried out in strict accordance with the design drawings to ensure that it meets the requirements of communication, signal and power.
5. Technical measures for safe construction
1. Non-construction personnel are not allowed to enter the construction site.
2. Construction personnel must wear safety helmets for construction.
3. All machinery operators must hold certificates to work.
6. Civilized construction technical measures
1. All temporary facilities should be adapted to local conditions, the layout is reasonable, neat and orderly, safe and sanitary, and it is forbidden to set up at will.
2. Set up eye-catching propaganda slogans that reflect the spirit of the enterprise and the outlook of the times around the construction site; set up propaganda positions such as publicity boards on the construction site to reflect internal and external trends in a timely manner.
7. Technical Measures for Environmental (Water) Conservation
 

1: How do you control the products' quality?
a. Use good-qualityauxiliary materials
b. Establishing and perfecting supplier examination mechanism.
c. Effectively controls the product quality by implementing the verification method of the "three-inspection system"
d. Chinese people's insurance insured products

2:What is the min. order quantity?
MOQ: 500 meters or one container.
20Ft Container:about 690 meters( 5.8 meters per piece, ID100MM and OD180mm)
40Ft Container: about 1400meters(11.8 meters per piece, ID100MM and OD180mm)
Note: Specific packing quantity need to depend on the specifications of the product.

3: Can I customize some other sizes of products?
Yes! We can produce according to the customer's request.
If you have any other questions, please don't hesitate, contact us.

4:Can we get a sample? how to pay?
Small size(less than DN200mm), the sample is free, and you just pay for the freight.
large-sized or customed (more than DN200mm), it is necessary to pay the sample fee and the freight.