Steel Tower Double Circuit Tower High Voltage Transmission Tower Built to Meet Stringent Safety and Durability Requirements
The double circle tower is one of the most advanced technologies in the field of high voltage transmission. Our company has developed robust and reliable double circuit towers that meet stringent international safety and efficiency standards.


The double circuit towers are designed to carry two power lines on the same structure.
In addition,the tower is also equipped with a lightning protection system to prevent electrical damage caused by lightning strikes.
To sum up, our double circle tower is a cutting-edge technology in the field of power transmission, and the choice of zaili will not go wrong.
| Height | According to customer needs |
|---|---|
| Voltage Class | 10-1000kV |
| Tower Type | Self-suspension |
| Structure | Overlap Connection, bolt connection, |
| Material | Q345B/A572, minimum yield strength >=345MPA; Q235B/A36, minimum yield strength>=235MPA Or according to the standards provided by the customer |
| Details & Shape | Can be designed as per customer's requirement |
| Earthquake resistance | Grade 8 |
| Ice wrapping | 5-10 mm |
| Verticality | 1 / 1000 |
| Barks | Hot Dip Galvanization or Painted |
| Delivery Time | According to customer requirements |
| Galvanizing Standard | EN ISO 1461,ASTM/A123 or equivalent |
| Suitable temperature | - 45°C -+ 45°C |
| Service life | 50Years |
| Manufacturing and Workmanship | BS449 or AISC or equivalent |
| Welding Standard | AWS D1.1, AS554, AS 4100 standard or equivalent |
| Nuts& Bolts | Grade 8.8 |
| Spare parts | Provide additional tower and bolt spare parts according to order value |