Ifan Hoobkas 30+ xyooKev tsim khoom txhawb xim \/ loj customization kev them nyiaj yug dawb.Qhov kev sib tham rau cov ntawv teev thiab kuaj dawb.Qhov no yog peb FacebookLub Vev Xaib: www.Facebook.com, Nyem rau saib yog tias cov khoom lag luam video.comared nrog cov khoom lag luam Nyom, peb li cov khoom lag luam los ntawm qhov zoo rau koj xaiv zoo tshaj plaws, zoo siab tos txais yuav!
Cov khoom siv cov yam ntxwv ntawm ntab lub valve thiab lawv qhov kev cuam tshuam rau kev ua haujlwm thiab kev pabcuam lub neej
Lub hauv paus rau phau ntawv
Ntab li cas yog qhov tseem ceeb Cheebtsam hauv cov kua tswj cov tshuab, siv ntau yam hauv ntau cov kev siv los ntawm cov txheej txheem dej hauv tsev kom muaj cov txheej txheem. Cov ntaub ntawv siv nyob rau hauv kev tsim kho ntawm ntab li qub cuam tshuam ntau yam lawv ua tau zoo, kev ntseeg tau, thiab lub neej pabcuam. Cov ntaub ntawv sib txawv tshwj xeeb uas txiav txim siab yuav ua li cas ntawm lub float valve ua haujlwm raws li kev ua haujlwm sib txawv hauv kev ua haujlwm, xws li kis tau cov kua sib txawv, thiab kub, thiab ntsuas. Nkag siab cov khoom siv no yog qhov tseem ceeb rau cov engineers, cov neeg tsim qauv, thiab cov neeg ua haujlwm tu cov ntawv thov tshwj xeeb thiab kom ntseeg tau tias kev ua haujlwm zoo. Kab lus no yuav tshawb txog cov khoom tseem ceeb ntawm cov li qub thiab lawv cov kev cuam tshuam zoo ntawm kev ua haujlwm thiab kev pabcuam lub neej.
Corrosion Kuj
Qhov tseem ceeb hauv ntab lub valve ua haujlwm
Corrosion tsis kam yog ib qho ntawm cov khoom tseem ceeb tshaj plaws rau ntab li qub. Txij li thaum ntab cov li qub yog feem ntau nyob hauv kev sib cuag nrog dej lossis lwm yam dej, cov khoom siv muaj peev xwm tiv taus corrosion ncaj qha cuam tshuam nws lub sijhawm ntev thiab ua haujlwm. Corrosion tuaj yeem ua rau muaj kev cuam tshuam ntawm lub valadation ntawm lub valve tus qauv, ua rau txoj kev txia, txo cov sealing efficiency, thiab thaum kawg, tsis kam ua rau lub neej, valve. Ib lub corroord ntab valve kuj tseem tuaj yeem paug cov kua dej uas tswj tau, uas tsis tsim nyog siv rau cov kev siv xws li cov khoom haus dej lossis khoom siv.
Cov khoom siv - tshwj xeeb corrosion tsis kam
Stainless hlau muaj npe rau nws zoo heev corrosion tsis kam. Nws muaj cov chromium, uas ua cov txheej txheej nyias, passive oxide txheej rau saum npoo. Cov txheej txheej no tiv thaiv cov hlau hauv qab ntawm cov roj oxidation ntxiv thiab corrosion, txawm tias nyob rau hauv ib puag ncig kev nyab xeeb, tshuaj lom neeg, lossis dej qab ntsev. Brass, lwm cov khoom siv feem ntau, tseem muaj cov khoom lag luam zoo hauv ntau cov xwm txheej. Txawm li cas los xij, nws yuav raug kev phom sij nyob rau hauv lub xub ntiag ntawm qee cov tshuaj txhoj puab, xws li ammonia lossis cov chloride ib puag ncig. Cov plastics zoo li PVC (polyvinyl chloride) thiab PTFE (polytetrafluoroethylene) yog cov tiv taus corrosion los ntawm ntau yam tshuaj lom neeg. PTFE, tshwj xeeb, yog paub rau nws cov tshuaj lom neeg tshwj xeeb thiab muaj peev xwm tiv thaiv tau kom muaj zog acids, hauv paus, ua rau nws zoo tagnrho rau kev siv tshuaj lom ua haujlwm.
NEEG KHO TSHUAB ZOG THIAB DISETAST
Cuam Tshuam Ntawm Txoj Haujlwm Valunity
Cov neeg kho tshuab zog thiab lub zog siv nyob rau hauv ntab cov li qub txiav txim siab lawv lub peev xwm los tiv thaiv kev ntxhov siab thiab txoj hlab ntshav ua haujlwm. Ntab li cas yog qhov kev tawm tsam xws li kua tshuaj siab, qhov txav ntawm lub caij ntab, thiab muaj peev xwm cuam tshuam thaum nruab nrab lossis txij nkawm. Cov khoom siv uas tsis muaj zog tsis txaus yuav deform, tawg, lossis tawg nyob rau hauv cov rog no, ua rau valve malfunction. Lub sijhawm ruaj khov kuj tseem muaj kev tseem ceeb raws li nws ua kom lub valve tuaj yeem tswj nws cov kev ua tau zoo dhau sijhawm hloov chaw thiab txij nkawm.
Cov Khoom Siv - Cov Khoom Siv Neeg Kho Tshuab
Cov ntaub ntawv hlau xws li tus hlau stainless thiab tooj dag muaj mob siab lub zog. Stainless hlau muaj lub zog tensile zoo heev thiab tuaj yeem tiv thaiv siab dua - cov xwm txheej siab tsis muaj deforming. Tooj dag, thaum tsis muaj zog li stainless hlau hauv qee qhov, tseem muab lub zog txaus rau cov khoom siv ntab rau ntau yam, tso cai rau nws ua kom zoo li ua ke. Ntawm qhov tod tes, cov plastics feem ntau muaj cov khoom siv kho tshuab ntau dua piv rau cov hlau. Txawm li cas los xij, qee qhov kev tsim tawm plastics, xws li nylon thiab polycarbonate, muaj cov khoom siv tshuab ua kom zoo nkauj. Nylon, piv txwv li, muaj kev cuam tshuam zoo, tuaj yeem siv rau hauv cov ntawv thov uas muaj txiaj ntsig zoo li kev sib tw muaj txiaj ntsig zoo li kev sib txhuam tsis muaj txiaj ntsig thiab cov tshuaj tiv thaiv tsis zoo.
Ntom thiab bueroyancy
Lub luag haujlwm hauv kev ua haujlwm ntab
Qhov ceev ntawm cov khoom siv rau lub ntab rau hauv ib lub qhov cub ntab nyob ncaj qha cuam tshuam nrog nws cov buernancy, uas yog qhov tseem ceeb rau lub chaw ua haujlwm valve. Cov ntab yuav tsum muaj qhov ua kom muaj txiaj ntsig kom ntseeg tau tias nws tuaj yeem ntab rau ntawm cov kua dej thiab txav mus los ntawm cov kev hloov pauv ntawm theem dej. Yog hais tias lub ntom ntom dhau lawm, ntab yuav tsis ntab Hloov siab, cov khoom siv tsis tshua muaj peev xwm txo qis heev tej zaum yuav muaj kev cuam tshuam los ntawm kev muaj kev kub ntxhov los yog tsis muaj peev xwm txaus los ua kom muaj kev ua yeeb yam zoo.
Cov Khoom Siv - Muaj Feem Txog Cov Cwj Pwm Buotyancy
Cov ntaub ntawv xws li cov ua npuas yas thiab qee yam ntawm cov plastics muaj tsawg dua qhov tseem ceeb, ua rau lawv haum raws li lawv tau ntab tau yooj yim ntab thiab muaj lwm yam kua. Piv txwv li, nthuav dav polystyrene (eps) ua npuas ncauj muaj qhov tsis tshua muaj zog thiab feem ntau siv hauv cov ntawv sau ntab rau cov khoom siv hauv tsev. Cov hlau, feem ntau, muaj ntau dua, tab sis qee cov hlau tseem tuaj yeem siv rau ntab yog tias lawv tus qauv them rau qhov ceev. Piv txwv li, khoob hlau ntab tuaj yeem tsim los muaj qhov ntom ntom uas tso cai rau lawv kom ntab thaum muab cov khoom siv tsim nyog muaj zog thiab lub zog.
Tshuaj Muaj Tshuaj Ntau
Qhov tseem ceeb rau kev tswj cov kua
Cov tshuaj lom neeg sib xyaw ntawm cov khoom ntab lub valatibilities nrog cov kua uas tswj tau yog qhov tseem ceeb heev. Yog tias cov khoom siv tsis txaus nrog cov kua dej, nws tuaj yeem ua rau kev ua kom muaj kev phom sij ntawm lub valve, paug ntawm cov kua, thiab muaj kev nyab xeeb ntawm kev nyab xeeb ntawm cov dej nyab xeeb. Hauv cov ntawv thov muaj nyob, qhov twg ntab Txawm nyob hauv cov ntawv thov hauv tsev, xws li cov khoom siv dej hauv tsev, cov khoom yuav tsum tau tshaj txhua yam kev sib ntxiv hauv dej kom tsis txhob muaj kev sib ntxiv ntawm lub valve kev ua haujlwm thiab cov dej zoo.
Cov khoom siv - kev sib raug zoo tshwj xeeb
PTFE yog cov tshuaj tau zoo tshaj nrog yuav luag txhua cov tshuaj chemical, ua nws txoj kev xaiv zoo tshaj rau cov khoom siv ntab hauv tshuaj - sib zog. PVC yog tiv taus rau ntau cov tshuaj lom neeg thiab feem ntau siv nyob rau hauv cov dej kho thiab tshuaj tua cov tshuab. Txawm li cas los xij, nws yuav tsis haum rau kev siv nrog cov tshuaj uas muaj zog oxidizing lossis qee cov kuab tshuaj. Brass tuaj yeem siv nrog dej ntau - raws li dej tab sis yuav corrode tab sis yuav corpode thaum raug rau qee yam tshuaj lom neeg, xws li ammonia - raws cov kev daws teeb meem. Stainless hlau muaj cov tshuaj zoo sib xws nrog cov tshuaj zoo heev tab sis tuaj yeem raug rau pitt caterposion nyob rau hauv muaj qhov siab - chloride ib puag ncig.
Yav tom ntej cov qauv hauv ntab cov ntaub ntawv
Kev Tsim Kho Cov Ntaub Ntawv Tshiab
Tshawb nrhiav thiab kev txhim kho kev tsom xam rau kev tsim cov ntaub ntawv tshiab rau cov khoom siv ntab uas sib txuas ntau yam ntxim nyiam. Piv txwv li, muaj kev ua haujlwm tsis tu ncua ntawm kev tsim cov noob polymers siab nrog cov tshuab ua kom muaj zog, corrosion tsis kam, thiab tshuaj lom neeg sib xws. Nanocomposite cov ntaub ntawv, uas koom nrog nanoparticles rau hauv cov khoom siv hauv paus, qhia cog lus tias muaj kev txhim kho qhov kev ua tau zoo tag nrho ntawm cov li qub. Cov ntaub ntawv no tuaj yeem muaj peev xwm hnav tau zoo dua, muaj zog dua - mus rau - qhov kev piv txwv hnyav, thiab txhim kho kom tsis kam rau ib puag ncig.
Cov khoom siv ua kom zoo thiab hybrid
Lwm qhov ua yog qhov ua tau zoo ntawm cov ntaub ntawv uas twb muaj lawm thiab kev siv ntawm cov qauv tsim. Los ntawm kev kho cov kev sib xyaw lossis cov txheej txheem tsim qauv ntawm cov ntaub ntawv xws li cov hlau stainless thiab tooj dag, lawv cov khoom tuaj yeem txhim kho. Hybrid tsim, uas ua ke sib xyaw cov khoom sib txawv hauv ib qho ntab ib lub valve, tuaj yeem rub tawm qhov zoo ntawm txhua cov khoom. Piv txwv li, siv hlau rau cov txheej txheem qhov chaw uas xav tau lub zog siab thiab cov yas nrog cov kua dej tau zoo nrog cov kua dej tuaj yeem tsim kom muaj zog thiab ntau yam ntab.
Tag
Cov khoom siv ntawm cov yam ntxwv ntawm ntab li qub ua si ib lub luag haujlwm txiav txim siab hauv lawv txoj kev ua tau zoo thiab kev pabcuam lub neej. Corrosion tsis kam, kev siv zog, ceev, buoyancy, thiab tshuaj lom neeg uas yuav tsum ua tib zoo txiav txim siab thaum xaiv cov khoom li qub. Cov ntaub ntawv sib txawv muab cov khoom sib txawv thiab cov kev xaiv, thiab kev xaiv yog nyob ntawm qhov kev xav tau ntawm daim ntawv thov. Raws li thev naus laus zis, kev txhim kho cov ntaub ntawv tshiab thiab kev txhim kho ntawm cov khoom uas twb muaj lawm yuav txuas ntxiv ua kom tau cov kev hloov pauv ntawm cov kev tswj cov kua hauv kev lag luam ntau yam.