Valve | Actuator Services

Comprehensive Valve Services for Nuclear Power Plants

Crane Nuclear is the industry-leading provider of valve maintenance and repair services. Our process-driven solution inclusive of pre-outage and post-outage activities cover every detail, allowing plants to remain prepared for any situation. And by offering actuator and valve maintenance along with testing, we provide an integrated valve service that is affordable and backed by a warranty.

At Crane Nuclear, we do more than simply provide valve maintenance personnel. Our superior project management, engineering, and training, which are all backed by our quality assurance program, combine to provide unparalleled on-site nuclear valve and actuator maintenance, repair, modification, and refurbishment for manual, motor-operated, safety, safety relief, control, and check valves.

Plus, all field service activities can be complemented with the use of our fully equipped Mobile Machining Centers, which are stainless steel lined units equipped with the cleaning, lapping, milling, and welding machines, drill presses, lathes, grinders, and tooling necessary to perform full on-site restorations of both clean and contaminated valve and actuator components.

As a Crane Nuclear client, you’ll appreciate:

• Pre-Outage Services: Review nuclear valve maintenance history and develop procedures to ensure up-to-date repair methodology is implemented to maximize productivity while conforming to the availability of the system windows.
• Outage Services: Manage valve or actuator repair or refurbishment including necessary in-line machining, ASME Section IX welding, and pressure seal gasket fabrication. Additionally, it is important to note our professionals maintain:
  • NR Certificate of Authorization to repair or replace Class I, II, or III line valves and pressure relief devices.
  • VR Certificate of Authorization to repair or replace ASME Section I, III, & VIII safety and safety relief valves.
• Post-Outage Services: After an outage, Crane Nuclear personnel update NPRDS and plant maintenance history, as well as provide work package closure.

Nuclear Power Plant Actuator Services

At Crane Nuclear, we value performance and reliability. That’s why only certified personnel experienced in actuator and valve maintenance perform repairs – getting it right the first time, guaranteed. Our nuclear power plant repair and refurbishment actuator services include:

• Determ, removal, disassembly, and cleaning
• Mechanical and electrical inspection
• Replacement of worn or damaged parts
• Installation of new grease, gaskets, and seals
• Reassembly, installation, and reterm

Repairs are completed on-site in our refurbishment trailers, which are equipped with all the necessities for performing complete on-site actuator refurbishments (i.e. multiple work stations, motor control centers, specialized actuator tools, fastener kits, hoists, greasing stations, and tooling, etc.). Managing specialty repairs in our mobile units allows us to respond quickly and reduce the reliance on plant machine shop resources during outage periods, thereby minimizing the impact on the outage schedule.

Request a Quote	Download a Brochure