Page 10 - Valve Selection Handbook

Direct-Loaded Pressure Relief Valves, 165
Review, 165. Safety Valves, 168. Safety Relief Valves, 171.
Liquid Relief Valves, 177. Vacuum Relief Valves, 180.
Direct-Loaded Pressure Relief Valves with Auxiliary
Actuator, 182. Oscillation Dampers, 188. Certification of
Valve Performance, 190. Force/Lift Diagrams as an Aid for
Predicting the Operational Behavior of Spring-Loaded
Pressure Relief Valves, 191. Secondary Back Pressure from
Flow-Through Valve Body, 198. Verification of Operating
Data of Spring-Loaded Pressure Relief Valves Prior to and
after Installation, 200
Pilot-Operated Pressure Relief Valves, 202
Pilot-Operated Pressure Relief Valves with Direct-Acting
Pilot, 202. Stable Operation of Valves with On/Off Pilots, 209.
Pilot-Operated Pressure Relief Valves with Indirect-Acting
Pilot, 211.

Rupture Discs 214
Terminology, 215. Application of Rupture Discs, 216.
Limitations of Rupture Discs in Liquid Systems, 218.
Construction Materials of Rupture Discs, 218. Temperature
and Burst Pressure Relationships, 220. Heat Shields, 221.
Rupture Disc Application Parameters, 221.
Metal Rupture Discs, 223
Tension-Loaded Types, 223. Compression-Loaded Types, 230.
Graphite Rupture Discs, 239. Rupture Disc Holders, 242.
Clean-Sweep Assembly, 244. Quick-Change Housings, 244.
Accessories, 246. Double Disc Assemblies, 246. Selecting
Rupture Discs, 248. Rupture Disc Device in Combination
with Pressure Relief Valve, 249. Explosion Vent Panels, 252.
Reordering Rupture Discs, 254. User's Responsibility, 255.

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