Pob valve raws li hom valve feem ntau siv hauv kev lag luam, nws cov khoom xaiv ncaj qha cuam tshuam rau nws qhov kev ua tau zoo thiab qhov kev thov. Kab lus no yuav muab cov ncauj lus qhia ntxaws ntxaws txog ntau yam ntaub ntawv ntawm pob li qub los pab koj nkag siab zoo dua thiab xaiv cov khoom siv pob valve.
1. Txheej txheem cej luam ntawm pob li qub
Pob valve yog lub pob ua lub pob qhib thiab kaw qhov chaw ntawm lub valve, nrog cov qauv yooj yim, kev ua haujlwm yooj yim, kev sib khi zoo thiab lwm yam ntxwv, dav siv hauv roj av, tshuaj lom neeg, roj av, kev kho dej thiab lwm yam kev lag luam. Cov ntaub ntawv tseem ceeb ntawm pob valve muaj xws li cov hauv qab no:
1 pob khoom: pob yog qhov tseem ceeb ntawm lub pob valve, nws cov khoom xaiv ncaj qha cuam tshuam rau kev sib khi thiab kev pabcuam lub neej ntawm lub pob valve.
2. Cov khoom siv lub cev valve: Lub cev lub cev yog qhov tseem ceeb ntawm lub pob valve, thiab cov khoom siv xaiv txiav txim siab lub zog thiab siab tsis kam ntawm lub pob valve.
3. Cov khoom siv sealing: Cov khoom siv sealing yog qhov tseem ceeb los xyuas kom meej lub sealing kev ua tau zoo ntawm lub pob valve, thiab nws yuav tsum muaj qee yam hnav tsis kam, corrosion kuj thiab aging kuj.
Thib ob, Tuam Tshoj pob valve cov ntaub ntawv qhia ntxaws
1. Sphere khoom
(1) Cov pa roj carbon steel: carbon steel pob muaj lub zog zoo thiab hnav tsis kam, haum rau cov kav dej tswj hauv kev lag luam dav dav.
(2) Stainless hlau: stainless hlau pob muaj zoo corrosion kuj, haum rau corrosive media thiab siab huv yuav tsum tau.
(3) cemented carbide: cemented carbide pob nrog siab hardness, siab hnav tsis kam, haum rau kub, siab siab, siab hnav.
(4) Ceramic: ceramic pob muaj qhov hnav tsis kam, corrosion kuj thiab siab hardness, haum rau hnav siab, corrosive media thiab kub kub.
2. Cov khoom siv lub cev
(1) Cov pa roj carbon steel: carbon steel valve lub cev muaj lub zog zoo thiab siab ua haujlwm, haum rau cov kav dej tswj hauv kev lag luam dav dav.
(2) Stainless hlau: Stainless hlau lub cev muaj corrosion kuj zoo, haum rau corrosive media thiab siab huv yuav tsum tau.
(3) Cam khwb cia hlau: cam khwb cia steel valve lub cev muaj lub zog siab thiab siab ua haujlwm, haum rau qhov kub thiab txias, kev kub siab kev lag luam.
3. Cov khoom siv sealing
(1) Cov roj hmab fluorine: fluorine roj hmab muaj kev tiv thaiv corrosion zoo, hnav tsis kam thiab tiv thaiv kev laus, haum rau corrosive media thiab kub kub.
(2) Polytetrafluoroethylene: polytetrafluoroethylene muaj kev tiv thaiv corrosion zoo heev, hnav tsis kam thiab tiv thaiv kev laus, haum rau ntau yam corrosive media thiab kub kub.
(3) Graphite: graphite muaj kev tiv thaiv corrosion zoo heev, hnav tsis kam thiab tiv thaiv kev laus, haum rau qhov kub thiab txias, kub siab thiab corrosive xov xwm.
Iii. Xaus
Kev xaiv cov khoom siv ntawm lub pob valve muaj qhov cuam tshuam tseem ceeb ntawm nws qhov kev ua tau zoo thiab thaj tsam ntawm daim ntawv thov. Kev nkag siab txog ntau yam ntaub ntawv ntawm pob li qub pab kom xaiv cov khoom zoo, thiaj li ua tiav cov txiaj ntsig zoo tshaj plaws. Kuv vam tias tsab xov xwm no tuaj yeem muab cov ntaub ntawv siv tau rau koj thaum xaiv lub pob valve.
Post lub sij hawm: Aug-25-2023
