With PSVs we manually add the extra length and enter annually through component edit/iso/length.

For wafer check valves (etc.) our bolts auto adjust per cat lengths

setup/cat/config

BoltRoundControl=1


Command: FLGW
FLG WELD NECK, RF, 150LB, S/XS, ASTM A105-N, ASME B16.5
Pick start point or [Buttweld end] :
Pick direction:
Command:
FLGW
FLG WELD NECK, RF, 150LB, S/XS, ASTM A105-N, ASME B16.5
Pick start point or [Buttweld end] :
Bolt_Len: Type 2 : Bolt_Len = FlgGas_Thk + Nut_Cnt*Nut_Thk + 2*Bolt_Ext + Washer_Count*Washer_Thk
Bolt_Len: Type 2 : [ 3.5000] = [ 1.6250] + [ 2]*[ 0.6250] + 2*[ 0.1875] + [ 2]*[ 0.1250]
Bolt_Len: Rounding: [ 3.5000] = [ 3.5000] +/- [ 0.2500] : Round_Up
Bolt length adjusted from catalog value of [ 3.2500] to [ 3.5000]
+1+Added bolt [(4) STUD BOLTS, ASTM A193 GR B7, W/2 HEAVY HEX NUTS, W/2 FLAT WASHERS, ASTM 194 GR 2H] to Flange Weld Neck [FLG WELD NECK, RF, 150LB, S/XS, ASTM A105-N, ASME B16.5]
Command: