Power Transmission

The transmission towers are constructed by zinc coated angle steel and connected eccentrically either by bolts, they undertake the extreme environmental condition such as strong wind and iced.

Vanku has been dedicated to the manufacture of premium fasteners of the use in the “steel to steel” connections of power transmission towers, substations and other similar structures.

The fully threaded stud is the most common ASTM A394 Bolt used for flanged connections. ASTM A394 Stud bolts are available in all thread pitches (UNC/UNRC – UNF/UNRF – 8UN) diameters and metric sizes. We are very proud to be a partner of State Grid Corporation of China and China Southern Power Grid Company more than 200 major power transmission tower construction products, including 1000kV, ± 800kV, 750kV UHV power transmission project.