Pressure testing of large i.d. pipelines, hose umbilicals, wellhead control valves...
Chemical injection including methanol and glycol
Pre-charge of hydraulic accumulators
Operation of Sub-Sea Valves
Pre-fill and pre-pressurisation of high pressure and high volume test systems
Features
Ability to stall at any predetermined pressure and hold this pressure without consuming power or generating heat
Infinitely variable cycling speed and flow
Reliable, easy to maintain, compact and robust
Dual seals between hydraulic and air sections with captured vent port as standard
Construction Materials
Hydraulic Section - Mainly stainless steels with water and/or oil service duty seals
Air Drive Section - Mainly anodised aluminium with Buna N seals
Special Seals for handling special fluids or chemicals are available
Option for ATEX-approved version