Tightening Torques For Connection Of Plug Stem And Actuator Stems; Tightening Torques For Connection Of Bonnet And Type 3379 Actuator - Samson 3321CT Mounting And Operating Instructions

Annex
15.1.3 Tightening torques for connection of plug stem and actuator
stems
Valve size
DN
15 to 50
65 to 80
15.1.4 Tightening torques for connection of bonnet and Type 3379
Actuator
Valve size
DN
15 to 80
15-2
NPS
½ to 2
2½ to 3
NPS
½ to 3
Tightening torque for plug stem (3)
4
20
Tightening torque for valve bonnet (7)
50
EB 8115 EN