Data Sheet

YD and YS Valves
D100031X012
Product Bulletin
51.1:YD
June 2014
23
Ordering Information
Application Information
When ordering, specify:
1. Type of application
a. Converging or diverging flow
b. Throttling or on-off (flow switching)
c. Reducing or relief
2. Controlled fluid (include chemical analysis of fluid if
possible)
3. Specific gravity of controlled fluid
4. Fluid temperature
5. Range of flowing inlet pressures
6. Pressure drops
a. Range of flowing pressure drops
b. Maximum at shutoff
7. Flow rates
a. Minimum controlled flow
b. Normal flow
c. Maximum flow
8. Shutoff classification required (see the
Specifications)
9. Line size and schedul e
Valve Information
Refer to the Specifications. Review the description to
the right of each specification and in the referenced
figures and tables. Indicate the desired choice
wherever there is a selection to be made. Always
indicate the valve design being ordered.
Actuator and Accessory Information
Refer to separate bulletins covering actuators and
accessories for ordering information.