Xov xwm
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TWS xav kom txhua tus muaj kev zoo siab rau Mid-Autumn Festival
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Kev Xaiv Lub Npauj Npaim Valve vs Lub Rooj Vag Valve
Hauv kev tswj cov kua dej, kev xaiv ntawm lub qhov rooj vag thiab lub qhov rooj vag yog qhov kev txiav txim siab tseem ceeb uas cuam tshuam rau kev ua haujlwm ntawm lub kaw lus, kev siv nyiaj tsim nyog, thiab kev ntseeg siab mus sij hawm ntev. Txawm hais tias ob hom lub qhov rooj vag ua haujlwm lub hom phiaj tseem ceeb ntawm kev tswj cov dej ntws, lawv cov ntsiab cai tsim, cov yam ntxwv ua haujlwm ...Nyeem ntxiv -
Lub Rooj Vag Valve Uas Nce Thiab Lub Rooj Vag Valve Uas Tsis Nce
1. Lub qhov rooj vag ntawm lub qhov rooj vag uas sawv ntsug yog dab tsi? Lub txiv ntoo ntawm lub qhov rooj vag uas sawv ntsug yog tsau rau ntawm lub hau lossis lub bracket. Thaum qhib thiab kaw, lub qhov rooj vag tig thiab tsa, thiab qhov xov yeej ib txwm raug nthuav tawm rau sab nraud. Thaum lub qhov rooj vag nce thiab nqis, qhov qhib ntawm lub qhov rooj tuaj yeem pom...Nyeem ntxiv -
TWS pab txhawb kev tsim cov haujlwm txuag dej tseem ceeb hauv tebchaws
Thaum kev tsim kho lub teb chaws cov dej network nrawm dua, ntau qhov project txuag dej tseem ceeb tau mus txog cov theem tseem ceeb. Chuzhou Yangtze River Delta Integrated Demonstration Zone Water Supply Guarantee Project thiab Xiyang County Water Supply Network Connection thiab Water ...Nyeem ntxiv -
Kev Taw Qhia Rau Cov Xov Sab Hauv & Cov Xov Sab Nraud
1. Qhov kev sib txuas xov sab hauv ntawm lub valve yog dab tsi? Kev sib txuas xov sab hauv txhais tau tias qhov kawg ntawm lub cev valve raug ua tiav rau hauv ib lub raj tapered lossis txoj hlua ncaj poj niam (xov sab hauv), thiab cov yeeb nkab txuas nrog nws raug ua tiav rau hauv ib lub raj tapered lossis txoj hlua ncaj txiv neej (piv txwv li...Nyeem ntxiv -
Kev Taw Qhia Txog Qhov Ntev Ntawm Lub Npauj Npaim Valve EN558-1
EN 558-1 yog tus qauv European uas qhia meej txog qhov ntev ntawm lub ntsej muag (FTF) thiab qhov nruab nrab (CTF) ntawm cov hlau li qub hauv cov kav dej flanged, thiab feem ntau siv rau cov li qub uas tau teev los ntawm PN (nominal pressure). Hauv thaj chaw ntawm cov li qub npauj npaim, lub luag haujlwm tseem ceeb ntawm EN 558-1 yog ...Nyeem ntxiv -
FM hauv cov li qub
I. Daim ntawv pov thawj FM yog dab tsi? Vim li cas lub valve thiaj xav tau nws? Daim ntawv pov thawj FM yog muab los ntawm FM Approvals (koom nrog FM Global lub tuam txhab pov hwm) thiab yog daim ntawv pov thawj lees paub thoob ntiaj teb hauv kev tiv thaiv kev poob khoom. Tsis zoo li UL, uas tsom mus rau kev nyab xeeb hluav taws xob, FM ce...Nyeem ntxiv -
Kev tshuaj xyuas tag nrho ntawm DIN npauj npaim valve: phau ntawv qhia ua tau zoo los ntawm cov qauv tseem ceeb rau kev xaiv thiab kev teeb tsa
DIN npauj npaim valve yog hais txog lub npauj npaim valve uas ua raws li German Industrial Standard (Deutsches Institut für Normung, DIN). Hom valve no ua raws li cov lus qhia tshwj xeeb ntawm DIN hais txog cov qauv, qhov loj me, cov khoom siv thiab kev ua tau zoo, ua kom muaj kev sib pauv thiab kev ntseeg siab ntawm...Nyeem ntxiv -
Kev Lag Luam Muab Dej Thib Ob Hauv Q3: Tshaj 1 Billion Yuan hauv Cov Haujlwm Tau Tso Tawm Ntau, Cov Chaw Tsim Khoom Twj Tso Kua Dej Pib Lub Caij Nyoog Siab Tshaj Plaws
Thaum pib ntawm peb lub hlis thib peb ntawm xyoo 2026, kev lag luam dej theem ob hauv tebchaws tau nkag mus rau lub sijhawm ntawm kev tso tawm cov haujlwm hnyav. Tsav los ntawm ob lub zog ntawm kev kho dua tshiab ntawm cov chaw uas twb muaj lawm thiab kev tsim kho tshiab - ua ke nrog kev siv cov lus qhia huv tshiab rau ...Nyeem ntxiv -
Sai sai paub qhov txawv ntawm cov yeeb nkab Φ, DN, thiab nti
Hauv kev tsim thiab kev yuav cov kav dej, cov khoom siv yeeb nkab thiab cov li qub, Φ, DN thiab nti (") yog peb qhov yooj yim tsis meej pem. Lawv qhov sib txawv tseem ceeb yog tias: Φ sawv cev rau lub cev sab nraud tiag tiag, DN yog cov lej qhia hauv lub cev metric, thiab nti yog ...Nyeem ntxiv -
UL hauv Cov Li Qub
I. Daim ntawv pov thawj UL yog dab tsi? Vim li cas lub valve thiaj xav tau nws? UL (Underwriters Laboratories) yog lub koom haum pov thawj kev nyab xeeb ywj pheej thoob ntiaj teb. Hauv kev lag luam North American, daim ntawv pov thawj UL tsis yog qhov yuav tsum tau ua los ntawm tsoomfwv, tab sis nws yog "daim npav nkag" rau kev tiv thaiv hluav taws,...Nyeem ntxiv -
Ob Chav Flange Txwv Tsis Pub Nthuav Dav Sib Koom Tes VS Ob Chav Flange Force Transfer Joint
Hauv kev sib txuas ntawm cov kav dej, ob chav flange txwv kev nthuav dav sib koom ua ke (VSSJA-2 / B2F hom) thiab ob chav flange fais fab sib koom ua ke (VSSJAF / C2F hom) yog ob yam khoom sib xws nrog cov haujlwm sib txawv. Txawm hais tias ob qho tib si siv los txuas cov kav dej nrog flanges ntawm ob qho kawg, lawv pom tseeb tias txawv hauv qhov tsos ...Nyeem ntxiv
