Data Sheet

HP Valve
D101635X012
Product Bulletin
51.2:HP
October 2014
3
Specifications (continued)
Bonnet Style and Mounting
(1)
J Standard Bonnet: Seefigure1
Yoke Temperature Limit: Standard bonnet with cast
iron yoke is limited to 537_C (1000_F)
J Optional Style 1–Extension Bonnet: Used for NPS
1 and 2 valves for CL900 or 1500, and NPS 1 valves for
CL2500 (see figures 14 and 15)
Packing Arrangements
J Single, J Double, and J Leakoff standard
packing, or optional
J ENVIRO-SEAL™ and
J HIGH-SEAL packing systems. See figure 4. Also see
bulletin 59.1:061, ENVIRO-SEAL and HIGH-SEAL
Packing System for Sliding-Stem Valves
Yoke Boss Diameter for Actuator Mounting
See tables 5 and 10, and figures 13, 14, and 15
Approximate W eight
See table 6
Options
(1)
J Valves with weld-end fittings have increased
pressure/temperature ratings, called intermediate
ratings
(7),
J Class V
(6)
shutoff for HPT and HPAT to
316_C(600_F) using PEEK anti-extrusion rings
(8)
, J
Class V shutoff for HPD and HPAD to 593_C (1100_F)
using C-seal trim,
J expanded ends
(7)
for NPS 4 and
6 valves (NPS 4 valves are available with NPS 6 ends,
andNPS6valvesareavailablewithNPS8ends),
J
lubricator or lubricator/isolating valve
(7)
1. The pressure/temperature limits in this bulletin and any applicable standard limitations should not be exceeded.
2. EN (or other valve body material) ratings and end connections can usually be supplied; consult your Emerson Process Management sales office.
3. SA-105 and SA-182-F22 are used for CL2500 HPA valves instead of WCC and WC9.
4. Special characterized cages are available. Contact your Emerson Process Management sales office.
5. Modified equal percentage characteristic is equal percentage for the first 75% of travel, then opens quickly for additional capacity.
6. HPS valves may be used flow down for on-off service only. HPAS valves may be used for flow down in erosive service.
7. For more information contact your Emerson Process Management sales office.
8. Required for all boiler feedwater applications.
Table of Contents
Balanced High-Temperature Trim 1................
Balanced Tight Shutoff Trim 1....................
Specifications 2................................
Unbalanced Trim 4.............................
Expanded Ends 4...............................
Cavitrol, Whisper Trim
and WhisperFlo Cages 4.......................
Features 4.....................................
Material Selection Guidelines 7...................
Installation 7..................................
Packing 9.....................................
Trim Selection Guidelines 17.....................
Trim Material Combinations 19...................
Pressure/Temperature Limits for
Trim Material Combinations 22.................
Dimensions 23.................................