7.1. Provisions of pressure safety relief valves7.2. Provisions of temperature safety valves7.3. Provisions of vacuum safety valves7.4. Provisions of rupture disks7.5. Spare safety valves7.6. Selection of type7.7. Closed spring type valves7.8. Safety valves with lifting devices7.9. Temperature safety relief valves7.10. Safety valve caps7.11. Safety valve drains7.12. Rupture disc types7.13. Safety valve bonnet7.14. Set pressure7.15. Pressure safety or relief valve set pressure7.16. Temperature safety valve set pressure7.17. Rupture disc set pressure7.18. Vacuum relief valve set pressure7.19. Sizing7.20. Vacuum relief valve sizing7.21. Temperature safety valve sizing7.22. Rupture disc sizing7.23. Emergency vapor depressuring systems7.24. Arrangement of safety relief valves7.25. Location on vessels7.26. Location of safety valve nozzles to minimize turbulence7.27. Location of safety valve nozzles to minimize pulsation7.28. Inlet piping of safety relief valves7.29. Discharge piping of safety relief valves7.30. Block valves7.31. Discharge piping support7.32. Position7.33. Discharge piping of temperature safety valves7.34. Venting and draining philosophy7.35. Vapor venting7.36. Liquid venting7.37. Safety valve bonnet venting7.38. Safety valve draining7.39. Sizing for gas or vapor relief7.40. Sizing for liquid relief7.41. Material and engineering for pressure and vacuum relief devices7.42. Design of rupture disks7.43. Material7.44. Inspection and shop tests7.45. Marking, documentation, and preparation for shipment7.46. General specification for springs of pressure relief valves7.47. Testing and dimensional checks