valve gearbox for ball valve butterfly valve

ball valve, floating ball valve, gate valve, check valve,válvula borboleta,fundido válvulas de a?o

GU?OVé KOHúTY,Uzatváracia klapka,klapka,Vyroba pr?myslovych armatur,ventil,check valve,valvola

Valvole a sfera,Valvola a sfera totalmente saldata,valvola a farfalla,Alpha Kugelhahn,kuleventiler

worm gearbox, valve actuator,bevel gearbox, double worm gearbox,gear operator, gearbox,gear operator, valve actuator, rotork worm gearbox