1. Ua ntej mounting, lub valve daim duab naj npawb, specifications thiab kom muaj nuj nqis ntawm flanges thiab bolts yuav tsum tau soj ntsuam raws li tus tsim, thiab xyuas cov khoom pov thawj thiab cov ntaub ntawv sim.
2. Valve qhov chaw, yuav tsum tsis muaj qhov tsis xws luag xws li tawg, qhov pores, airbubble lossis misrun, sealing nto tsis muaj qhov tsis xws luag, ua kom tiav thiab haum raws li qhov yuav tsum tau ua.
3. Valve kev khiav hauj lwm mechanism thiab rotational cov cuab yeej yuav tsum ua qhov tsim nyog kev hloov kho kom txav tau yooj yim, qhia tau tias yog.
4. Xyuas seb cov khoom ntim puas yog compacted, yuav tsum tau lav lub sealing ntawm cov ntaub ntawv packing yam tsis muaj kev cuam tshuam ib txwm ua hauj lwm ntawm laub pas nrig.
5. Plug valve yuav tsum tau muab tso rau ntawm cov cim npe, thiab tag nrho ntawm kev tawm mus tag nrho yuav tsum tau txwv nyob rau hauv 900 ntau yam ntawm kev sib hloov.Threaded ntawm ob qhov kawg, xws li go-core qhov rooj cock ntawm nws axis yuav tsum nyob rau tib txoj kab nruab nrab, xov cov kab laug sab yuav tsum tsis txhob siv.
Post lub sij hawm: Lub Xya hli ntuj-12-2022