Lub tuam txhab ua raws li lub tswv yim ntawm "Ua tus lej 1 hauv kev zoo tshaj plaws, ua raws li qhov ntsuas credit thiab kev ntseeg siab rau kev loj hlob", yuav ua haujlwm pabcuam cov neeg siv khoom qub thiab tshiab los ntawm tsev thiab txawv teb chaws tag nrho-heatedly rau Professional Air Release Valve Automatic Ductile Iron Air Vent Valve, Tag nrho cov khoom thiab cov kev daws teeb meem tuaj txog nrog cov kev pabcuam zoo thiab kev pabcuam tom qab muag zoo heev. Kev ua lag luam-taw qhia thiab cov neeg siv khoom-taw qhia yog qhov peb tam sim no tau ua tam sim ntawd tom qab. Ua tsaug saib tom ntej ...
Ob chav flange eccentric npauj npaim valve yog ib qho tseem ceeb hauv cov kav dej kev lag luam. Nws yog tsim los tswj lossis nres cov dej ntws ntawm ntau yam kua hauv cov kav dej, suav nrog cov roj av, roj thiab dej. Lub valve no siv dav vim nws qhov kev ua tau zoo, ruaj khov thiab kev ua haujlwm kim heev. Ob chav flange eccentric npauj npaim valve tau muab npe vim nws txoj kev tsim tshwj xeeb. Nws muaj lub cev valve zoo li disc nrog lub foob hlau lossis elastomer uas tig ib ncig ntawm lub hauv paus. Lub valve...