Spirax Sarco STS17.2 - Page 17

IM-P128-23 ST Issue 6
17
Table 3 Recommended tightening torques
Item
or
mm
Torque
N m lbf ft
5
½" and ¾" 13 5.4 - 8.1 4 - 6
1" 14 10.8 - 13.5 8 - 10
12, 14 and 13, 15 M6 15 - 17 11 - 12