Aflangeyog ib qho sab nraud lossis sab hauv, lossis ntug (duab), rau lub zog, raws li lub flange ntawm cov nqaj hlau xws li I-beam lossis T-beam;los yog rau kev txuas mus rau lwm yam khoom, raws li lub flange ntawm qhov kawg ntawm cov yeeb nkab, chav cylinder, thiab lwm yam, los yog ntawm lub lens mount ntawm lub koob yees duab;los yog rau lub flange ntawm lub tsheb ciav hlau los yog tram log.A flange yog ib txoj kev ntawm kev sib txuas cov kav dej, li qub, twj thiab lwm yam khoom siv los tsim cov kav dej.Nws kuj muab kev yooj yim rau kev ntxuav, tshuaj xyuas lossis hloov kho.Flanges feem ntau yog welded los yog screwed.Flanged pob qij txha yog tsim los ntawm bolting ua ke ob flanges nrog ib tug gasket ntawm lawv los muab ib lub foob.