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Powell Valve Handbook

This document provides an overview of valve types, materials, installation, operation, and maintenance. It discusses the basic types of valves including gate, globe, angle, and check valves. The document also covers valve components like bonnets, discs, seats and ends as well as methods of operation and considerations for selection and installation of valves. Maintenance topics include both threaded and bolted bonnet designs for different valve styles.

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ddoyle1351
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© Attribution Non-Commercial (BY-NC)
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2K views29 pages

Powell Valve Handbook

This document provides an overview of valve types, materials, installation, operation, and maintenance. It discusses the basic types of valves including gate, globe, angle, and check valves. The document also covers valve components like bonnets, discs, seats and ends as well as methods of operation and considerations for selection and installation of valves. Maintenance topics include both threaded and bolted bonnet designs for different valve styles.

Uploaded by

ddoyle1351
Copyright
© Attribution Non-Commercial (BY-NC)
We take content rights seriously. If you suspect this is your content, claim it here.
Available Formats
Download as PDF or read online on Scribd
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INDEX

Material of Construction 3

Valve Selection & Installation Hints 4&5

Basic Types of Valves 6&7

Valve Bonnet Design 7&8

Wedges for Gate Valves 9

Globe and Angle Valve Disc and Seats 10

Pipe Ends and Connections of Valves 11 & 12

Methods of Operation 13 & 14

Operation and Maintenances of Valves 15

Threaded and Union Bonnet / Cap Valves


Gate Valves (Rising and Non-Rising Stem) 16
Globe and Angle Valves 19
Check Valves 23 & 25

Bolted Bonnet / Cap


Gate Valves
OSY Rising Stem 17
Inside Threaded Non-Rising Stem 18
Globe and Angle Valves 20,21& 22
Check Valves 24 & 26

Pressure Seal Valves 27

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