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Springs loaded Safety Valve
Service
P&ID No.
Line No. / Vessel No.
Full Nozzle / Semi Nozzle
Safety or Relief
Conv. , Bellows , Pilot Op.
Bonnet Type
Size: Inlet Outlet
Flange Rating or Screwed
Type of Facing
Body and Bonnet
Seat and Disk
Resilient Seat Seal
Guide and Rings
Spring
Bellows
Inlet/Outlet PIPING ANSI CLASS
Cap : Screwed or Bolted
Lever : Plain or Packed
Test Gag
Code
Fire
Block outlet
Thermal expantion
Fluid and State
Required Capacity Liq//Gas
% Allowable Overpressure Overpressure Factor
Compressibility Factor
Latent Heat of Vaporization (Btu/Lb)
Ratio of Specific Heats
Operating Viscosity
Barometric Pressure
Steam cond.(super heat/saturated)
Calc. Area sq. in.
Selected Area
Orifice Designation
Manufacturer
Model No.
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