Wagstaff Applied Technologies / Wagstaff AT Hydropower and Process Equipment

Industrial components by Wagstaff Applied Technologies / Wagstaff AT: hydroelectric wicket gates, turbine runners, servomotors, ASME pressure vessels, and modular skids. Engineering selection by unit nameplate.

Wagstaff Applied Technologies Hydropower Wicket Gates and Vanes

Wagstaff Applied Technologies manufactures newly fabricated and refurbished wicket gates tailored to plant specifications. Machining operations for journals and profiles utilize heavy Geminis GT-5 CNC lathes and Nomura horizontal boring mills with inspection via coordinate machines.

Precision machining of wicket gate stems and journal seats for bronze sleeve bushings
Corrosion resistant alloy weld overlay applied to hydro vane edges per ASME standards
Replacement stem seals, self-lubricating bronze journal bushings, and thrust plates
Dimensional verification of vane hydrodynamic contours using large bridge CMM systems

Wagstaff Applied Technologies Francis and Kaplan Turbine Runners

Wagstaff Applied Technologies delivers complete rebuild and machining services for Francis, Kaplan, and Pelton hydro turbine runners. Hydro turbine runner reconditioning features qualified welding procedures, hub boring on horizontal machining centers, and dynamic balancing.

Machining runner hubs, coupling flanges, and crown tapers on horizontal boring centers
Stainless alloy overlay applied on blade edges for anti-cavitation erosion protection
Mechanical fitting and line boring for movable Kaplan runner blade pivot mechanisms
Comprehensive non-destructive examination and dynamic balance verification of runners

Wagstaff Applied Technologies Hydropower Governor Servomotors

Wagstaff Applied Technologies performs comprehensive rebuild services for hydropower governor servomotors. Expert technicians disassemble, clean, rebuild, re-chrome rods, install high-pressure seals, and conduct hydrostatic testing under full operating conditions.

Bore re-honing and restoration of heavy hydraulic actuator cylinder barrels
Hard industrial chrome plating, grind finish, and micro-polishing of piston rods
Installation of multi-lip high pressure chevron packing seals and wiper assemblies
Full hydrostatic testing on dedicated test stands to confirm leak-tight operation

Wagstaff Applied Technologies ASME Section VIII Pressure Vessels

Wagstaff Applied Technologies provides complete pressure vessel engineering and fabrication per ASME Boiler and Pressure Vessel Code Section VIII Division 1. Authorized by the National Board to affix the ASME U stamp, building code-compliant units for pressures above 15 psig.

Fabrication of shells, torispherical heads, and nozzles in carbon and alloy steels
Non-destructive examination including radiographic and ultrasonic tests per ASME Section V
Welder qualifications and welding procedures adhering strictly to ASME Section IX
Comprehensive shop hydro-testing and pneumatic testing overseen by authorized inspectors

Wagstaff Applied Technologies Containment Glovebox Systems

Wagstaff Applied Technologies delivers complete glovebox design and fabrication for hazardous material handling. Its ASME NQA-1 and 10 CFR 50 Appendix B quality program is approved by leading national laboratories for complex containment enclosures and alpha handling systems.

Heavy stainless steel containment body construction with lead acrylic view shields
Integrated glove ports, pass-through transfer airlocks, and nuclear-grade HEPA filters
Automated inert atmosphere monitoring, differential pressure regulators, and gas loops
Helium mass spectrometer leak testing and pressure decay verification before shipment

Wagstaff Applied Technologies Modular Industrial Process Skids

Wagstaff Applied Technologies designs and builds skid-mounted process equipment integrating piping and pumping systems with electrical controls. Designed to ASME B31.1, ASME B31.3, API 650, and UL508A, skid packaging enables full shop integration and factory acceptance testing.

Rigid structural frame modeling and heavy skid base fabrication in carbon steel
Piping spool assembly, manifold installation, and pump group mounting per code standards
Electrical control panel integration, sensor wiring, and automation to UL508A rules
Shop hydro testing, loop checks, and factory acceptance testing prior to site delivery

Wicket Gate Overhaul and Machining Procedures

Comprehensive maintenance and reconditioning of Wagstaff Applied Technologies wicket gates begins with a thorough dimensional audit of vane hydrodynamic profiles and journal stems. Hydroelectric flow passages endure heavy hydraulic erosion and abrasive sediment wear during long operational cycles.

Plant engineering teams perform laser scanning and coordinate measurements to map deviations against hydraulic design contours. Re-machining of journal stems and bearing surfaces is conducted on heavy Geminis GT-5 CNC lathes followed by precision grinding to match bronze bushing tolerances.

Vane sealing edges undergo automated stainless weld buildup adhering to AWS and ASME specifications.

Anti-Cavitation Weld Rebuild for Turbine Runners

Turbine runner rehabilitation for Francis, Kaplan, and Pelton hydro units at Wagstaff AT focuses on eliminating cavitation pitting and restoring optimal fluid dynamic efficiency. Machining of runner hubs, coupling flanges, and mating blade pivots is performed on heavy Nomura horizontal boring mills.

Severely eroded areas are ground down to base sound metal before undergoing multi-layer weld deposition using erosion-resistant stainless alloys. Following deposition, precision CNC contour milling restores runner hydrofoil geometry and surface smoothness.

Dynamic balancing on specialized low-speed balancing stands completes the rehabilitation protocol.

Restoration of Hydropower Governor Servomotors

Hydropower governor servomotors by Wagstaff Applied Technologies provide critical actuation for blade pitch control and wicket gate movement under severe dynamic hydraulic transients.

Factory rebuild protocols encompass complete actuator disassembly, piston assembly inspection, and precision barrel bore measurements. Cylinder bore walls undergo fine honing to eliminate surface scoring and bore out-of-roundness.

Hydraulic piston rods receive industrial hard chrome plating followed by micro-polishing to achieve sub-micron roughness. During final assembly, modern multi-lip polymer sealing packages engineered for high-pressure durability are installed and pressure tested.

ASME Section VIII Pressure Vessel Quality Control

Design and fabrication of pressure equipment at Wagstaff AT adhere strictly to the American Society of Mechanical Engineers Boiler and Pressure Vessel Code Section VIII Division 1.

ASME U-stamp authorization confirms that all vessel drawings, mill materials, welding processes, and quality controls satisfy international nuclear and chemical standards. Shell rolling and head welding are executed by qualified welders following approved procedures.

All pressure-retaining seams undergo non-destructive examination including radiographic and ultrasonic tests per ASME Section V, followed by inspector-witnessed hydrostatic pressure tests.

Containment and HEPA Filtration for Glovebox Systems

Specialized gloveboxes and containment enclosures engineered by Wagstaff Applied Technologies provide reliable isolation for hazardous, radioactive, and toxic substances across laboratories and plants.

Enclosure bodies are welded from heavy stainless steel plate with electropolished interior surfaces to facilitate rapid decontamination. View panels utilize high-clarity shielding polymers with radiation protection additives.

The ventilation circuit incorporates dual-stage nuclear-grade HEPA filters providing 99.97 percent aerosol capture efficiency. Helium mass spectrometry leak detection confirms boundary tightness per ASME NQA-1 criteria.

Modular Packaging and Testing of Process Skids

Modular process skids by Wagstaff AT represent fully integrated industrial fluid processing stations mounted on structural steel frames. The structural skid frame is engineered to absorb static, dynamic, and seismic forces encountered during transport and site operation.

Process pumps, manifolds, valves, and piping spools are assembled in strict compliance with ASME B31.1 and B31.3 standards. Electrical control panels are built to UL508A specifications with armored conduit routing.

Complete shop hydrostatic testing, loop checks, and factory acceptance tests verify performance before shipment.

Wagstaff Applied Technologies / Wagstaff AT and model names are trademarks of their respective owners and are used only to identify the equipment for which we source parts. SpareX is not an official dealer, distributor or representative of Wagstaff Applied Technologies / Wagstaff AT and is not affiliated with the trademark owner. Origin, documents and warranty are stated for each item in the quotation.