Application: our type of penstocks can be used for ahnost all type of applications. The main use is as on/off system on channels, for pipes under water head, as level control system in oxidation tanks etc. Frame and door are made in different materials according to customer specs: carbon steel, stainless steel and aluminum The sealing system on 3 or 4 sides can be made in rubber or any other deformable material according to operation I requirements as well as with machined mechanical seals.
The design of all parts subject to stress is affected with ample safety margin in respect of actual working conditions.
A hand wheel effects the lifting of the penstock manually, with lifting group coupled or not according to dimensions to a reducer. support columns are available in cost iron or steel.
The rising spindle made in material specified, is fitted with a square thread, ort to measure. In case of particularly relevant dimensions of door lifting is effected with double spindle and reducer. The penstock control can be manual or upon request automatic by using electric actuators. In this case the control can be remote of the on/offtype as well as proportional to a modulated signal in current or voltage. Remote display of penstock positioning in also available-
Surface finish: as standard sand blasting to SA 2,5 and primer to 75 micron.
Any spec can be followed such as an epoxy tar, epoxy and hot dip galvanizing.