Kirksey Machine

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8721 Clay Road Building G
Houston, TX 77080
United States
Kirksey Machine
Kirksey Machine Company, Inc. is your full service, one stop valve modification specialist. Our 30,000+ square foot facility is designed to offer a complete range of valve modifications and testing services.

Kirksey Machine is an ISO 9001:2000 certified facility. The system is in place to provide 100% traceability for all materials and workmanship. All modifications are performed to meet your requirements and current industry specifications. Our valve modifications are approved by numerous manufacturers.

Kirksey Machine was founded in 1976 by Mr. Clarence Kirksey. Having spent many years in the valve business, Mr. Kirksey saw the need for quick solutions and product turnaround for his customers. Mr. Kirksey founded the company on the principles of hard work, honesty, and integrity. The company continues to live by those principles today.

We, at Kirksey Machine Company, Inc., know what made us what we are today - YOU THE CUSTOMER. We are continually working to meet your requirements of delivery and quality service. Our number one goal is to meet your needs each and every day.


We take great pride in our workmanship, meeting all applicable API, ANSI, ASME, and MSS standards. We feel that there is one ultimate standard that is the most important -the customer's. This is why Kirksey Machine should be your first choice for valve modifications. We offer a full range of gate, globe, ball, and check valve modifications such as:

  • Trim Conversions - All API Trims including NACE MR-01-03
  • RTJ Conversions
  • Extended Bonnets for Cryogenic Service
  • Flange Attachments
  • B.W.E. Modifications
  • Oxygen and Chlorine Cleaning
  • Gear Mountings
  • Extensions
  • Packing and Gasket Changes
  • By-Pass Installations
  • Purge Connections
  • Soft Seating
  • Disc and Seat Inserts
  • Deep Stuffing Box with Lantern Ring
  • Acid Shields
  • Testing - API Hydrostatic, Witness
  • NDE - LPE, MAG, X-RAY, and PMI

Approved Manufacturer List

Kirksey Machine Company, Inc. is authorized to perform modifications for the following valve manufacturers:

  • AIL
  • Bonney Forge
  • Cooper
  • DSI
  • EKK Eagle America, Inc.
  • Kitz
  • Ladish
  • Newco
  • PK
  • Powell Valves
  • Smith
  • SWI
  • Velan
  • The Walworth Company
  • Williams Corporation

Visit our website:
Kirksey Machine | 8721 Clay Road Building G Houston, TX 77080 United States | 713x-682x-6704
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