... : ISO7005-2/ EN1092-2, DIN2501Top works acc.to: ISO5211Top flange for actuator installation acc.to: ISO52104. Material items: Body: ductile iron, WCB ... 6. Operating mode: bare shaft, worm gear+handwheel, electirc actuator, pneumatic actuator, hydraulic actuator, etc.7. Packing: seaworthy packing: iron case, veneer case ...