Paub meej qhia:
Sab saum toj flange ua tau raws li tus qauv ISO5211 rau tus kov, gearbox fais fab thiab pneumatic, thiab lwm yam
Kov: malleable hlau kov muaj zog hlau kov, ib txwm thiab txhuas kov, thiab lwm yam rau xaiv, ua haujlwm zoo
Worm iav: siab zoo thiab ib txwm zoo worm iav rau xaiv, xim ntawm cab iav kuj tuaj yeem kho, thiab zoo saib
Valve lub cev
Valve disc
foob cov khoom
