Relief Valve Sizing
API 526/520 standard pressure relief valve orifice designations — effective orifice areas, rated discharge coefficients (Kd), back-pressure correction factors (Kb), and inlet/outlet connection sizes for orifices D through T
Attributes
area_in2in2
area_mm2mm2
Kddimensionless
inlet_size_inin
outlet_size_inin
Kb_conventionaldimensionless
Kb_balanced_bellows_50pctdimensionless
Ksh_satdimensionless
notes
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