Cov qauv thiab cov yam ntxwv ntawm Ferrule Hom Hlau Joint

Haum rau cov kav hlau: nyias steel hlau kav, dub thiab dawb hlau kav (dej, kav dej);

Thov xyuam xim rau qhov tshwj xeeb thiab qhov ntev ntawm qhov sib txuas steel hose thaum xaiv cov ferrule hom hlau sib koom ua ke.