Valve Modifications and Repair
Universe Machine specializes in the service, modification, and repair of valves for many industries. We have extensive experience with a wide variety of valves ranging from 1/2” to 72” in diameter.
At Universe Machine valve modifications are done to the latest industry standards.
We are an authorized repair and modification shop for many valve manufacturers which include Dezurik, Durabla, Kitz, Marval, Neway, Newco, TY, Velan, and many more.
Contact our Valve Division to inquire about specific valve manufacturers. See a list of our services below.
Trumbull Distributor
Universe Machine is proud to announce that we are now a distributor for Trumbull Manufacturing valve accessories including chain wheels. Click on their logo to view more product information.

Trim Changes
- Stellite, Monel, Stainless Steel, and more
End Connections
- Flanged to Buttweld
- Buttweld to Flanged [Canada-Wide CRN#]
- National Pipe Thread (NPT) to Buttweld
- Socket Bore to Buttweld
- Buttweld schedule changes
Flange Machining
- Raised Face (RF) to Ring-Type Joint (RTJ) Conversion
- Ring-Type Joint (RTJ) to Raised Face (RF) Conversion
- Raised Face (RF) to Flat Face (FF) Conversion
Valve Extensions
- Single stem extension
- Double shell for gear operators
- Fully enclosed for buried service
- Cryogenic extension for low temperature service
Auxiliary Piping
- Bypasses, Equalizers, Drains [Canada-Wide CRN#]

Cleaning and Testing
- Oxygen and Hydrogen Peroxide service
Additional Services
- Bolted to Welded Bonnet Modifications
- Mounting Gear Operators
Valve Refurbishing
- Valve refurbishing back to OEM specifications
- Includes weld overlay of washed out or corroded bodies
- Includes manufacturing of replacement obsolete components
Hydrotesting
- As per API-598, API-6D, ASME B16.34, CSA Z245.15, etc.
Valve Accessories
- Flanged pipe spools [Alberta CRN#]
- Bleed/Flushing rings or spacer rings c/w auxiliary piping [Alberta CRN#]