Flowserve FlowTop V726 - Page 65

65
Schmidt Armaturen
AI - FlowTop
Data Field 1
PN
Class
Tightening moment in Nm for “Packing” Nuts (3.6) per nominal width DN
15 20 25 32 40 50 65 80 100 125 150 200 250 300
1/2“ 3/4“ 1“ - 1 1/2“ 2“ - 3“ 4“ - 6“ 8“ 10“ 12“
V726
PN 10 0,3 0,4 0,5
PN 16
0,4 0,6 0,8
PN 25
0,6 1,0 1,1
PN 40 1,0 1,5 1,8
V738 Class 150 0,5 0,8 0,9
V740 Class 300 1,3 2,0 2,3
Table 05 - Tightening moments for packing nuts (3.6)
Moisten thread on the stud screws (3.5) sparingly with lubricant (Table 06).
Use
Lubricant / Antiseize
Standard
from -40 °C to +538 (+1000) °C
for threads of screws, screwed seat, stem
Klüberpaste HEL 46-450
„silicone free“
for plug guide
Low temperature
from -41 °C to -200 °C
for threads of screwed seat, plug / stem
Alcohol
for plug guide
for screw threads not touched by medium,
Stem / Coupling
Klüberpaste HEL 46-450
„silicone free“
Oxygen
from -40 °C to +160 °C
for threads of screws, screwed seat, stem
for plug guide
Klüber Oxigenoex S4
Table 06 - Lubricant
Use lubricant sparingly on the specied locations!
CAUTION !
ThelubricantsspeciedinTable06applyforstandardapplications!
(= neutral liquids, vapours, gases and oxygen)
To prevent damage through the use of "incorrect" lubricants take
 therespectiveproductsheets,applicationinformationandoperatorspecications
into consideration!