Khoom Description
Wafer npauj npaim valve nrog cab iav tsav kom yooj yim phau ntawv khiav lag luam ntawm cov yeeb nkab loj loj. Tus kheej-locking iav tuav txoj haujlwm tsis muaj nres. Zoo tagnrho rau cov dej, dej khib nyiab, thiab kev lag luam.
Ntsiab Technical Specifications
| Yam khoom | Specification |
|---|---|
| Hom Valve | Wafer Npauj Npaim Valve nrog Worm Iav Tsav |
| Kev ua haujlwm | Manual Worm Gear (self-locking) |
| Nominal Loj | DN200 - DN1200 |
| Kev ntsuas siab | PN10 / PN16 / ANSI 150 |
| Hom kev sib txuas | Wafer (nruab nrab ntawm flanges) |
| Khoom siv lub cev | ASTM A536 / EN GJS-450 Cov Hlau Hlau |
| Khoom siv Disc | SS304 / SS316 / Coated Ductile Hlau |
| Khoom siv zaum | EPDM / NBR / FKM / PTFE |
| Cov khoom siv qia | SS304/SS316 |
| Gear Ratio | 20: 1 txog 60: 1 (nyob ntawm qhov loj me) |
| Handwheel Diameter | 200mm txog 400mm |
| Handwheel tig (0℃txog 90 degree) | 5 mus rau 15 lem (los ntawm iav piv) |
| Qhov taw qhia txoj hauj lwm | Yog (loj dial, 0℃txog 90 degree) |
| Kev Xauv Tus Kheej | Yog (worm gear design) |
| Sab saum toj Flange | ISO 5211 (rau kev hloov pauv ntawm tus actuator) |
| Txheej | Fusion Bonded Epoxy (250-300 microns) |
| Ntsej muag ntsej muag | ISO 5752 Series 20 (wafer) |
| Cov qauv | ISO 5752 / EN 593 / API 609 |
Khoom nta
Worm Gear Ua kom cov Valves loj tig tau yooj yim
Lub DN500 npauj npaim valve xav tau tshaj 80 kg ntawm lub zog ntawm tus kov. Tsis muaj leej twg tuaj yeem tig tau yooj yim. Peb cov cab iav txo lub zog los ntawm 40 mus rau 1. Koj tig lub log me me nrog kev siv zog tsawg heev. Ib tus ntiv tes tuaj yeem ua haujlwm DN600 valve.
Tus Kheej Xauv iav tuav txoj haujlwm tsis muaj Nres
Tus cab iav tsim xauv nws tus kheej. Thaum koj nres tig lub log, lub valve nyob raws nraim qhov koj tso nws. Tsis xav tau nres. Tsis muaj tes tuav. Lub valve yuav tsis txav mus txawm tias muaj kev kub siab lossis siab surges.
Smooth, Precise Disc Positioning
Lub iav piv muab rau koj zoo tswj ntawm disc txoj hauj lwm. Ib tag nrho tig ntawm lub log txav lub disc tsuas yog 9 degrees (rau 40: 1 iav). Koj tuaj yeem kho qhov ntws nrawm heev. Teem lub valve ntawm 10%, 30%, 50%, lossis 75% qhib.
Clear Position Indicator Qhia Disc Angle
Tus neeg tsav tsheb iav muaj qhov taw qhia loj, yooj yim nyeem tau. Koj pom ntawm ib sab yog tias lub valve qhib, kaw, lossis qhib ib nrab. Qhov taw qhia qhia 0℃(kaw), 90℃(qhib), thiab txhua txoj haujlwm nyob nruab nrab. Tsis twv.
Core Muag Cov Ntsiab Lus
Wafer tsim txuag chaw thiab qhov hnyav
Lub cev wafer haum ntawm ob lub yeeb nkab flanges. Tsis muaj flanges ntxiv ntawm nws tus kheej. Rau DN600 valve, hom wafer hnyav 195 kg. Ib hom flanged yuav hnyav tshaj 300 kg. Koj cov yeeb nkab txhawb nqa yuav tsum muaj zog tsawg dua.
Soft Rubber Seat Muab Zero Leakage
Lub rooj zaum EPDM nias nruj nreem rau ntawm ntug disc. Thaum koj kaw lub valve, cov roj hmab compresses. Lub foob ua npuas-tight. Tsis muaj dej hla dhau. Tsis muaj pov tseg. Tsis muaj cov neeg siv khoom tsis txaus siab.
Tsawg Flow Resistance Txuag Pumping Zog
Thaum qhib tag nrho, lub disc zaum ntug-ntawm qhov ntws. Dej hla ib ncig ntawm nws nrog me me tsis kam. Kev poob siab yog tsawg heev. Koj lub twj tso kua mis ua haujlwm tsawg dua. Koj daim nqi hluav taws xob poob qis txhua lub hlis.
Plaub Cov Khoom Siv Lub Rooj Tswjhwm Koj Cov Xov Xwm
EPDM rau dej thiab tshuaj me me. NBR rau roj thiab roj. FKM (Viton) rau qhov kub thiab txias heev. PTFE rau cov kua qaub muaj zog thiab kev pabcuam zaub mov. Qhia rau peb koj cov xov xwm. Peb pom zoo lub rooj zaum.
Corrosion-Proof Coating Extends Valve Life
Peb txheej txhua lub cev valve nrog fusion bonded epoxy. Thickness yog 250 txog 300 microns. Qhov no tiv thaiv xeb, tshuaj lom neeg, thiab huab cua. Lub valve yuav outlast cov kav dej nyob ib ncig ntawm nws.
Yooj yim rau nruab nruab nrab ntawm Txhua Flanges
Nruab lub valve ntawm koj flanges. Ntxig bolts los ntawm ob qho tib si flanges thiab lub valve. Tighten nyob rau hauv ib tug ntoo khaub lig qauv. Tsis xav tau gaskets. Lub rooj zaum roj hmab ntsaws ncaj qha rau ntawm flanges.
Actuator Npaj rau Yav Tom Ntej Automation
Sab saum toj flange ua raws li ISO 5211 tus qauv. Xav tau automate tom qab? Tshem lub handwheel. Bolt ntawm pneumatic lossis hluav taws xob actuator. Lub thawv iav nyob twj ywm raws li phau ntawv thaub qab.
Ua rau kev ua haujlwm tsis tu ncua
Lever handles hnav tawm tom qab ntau lub voj voog. Cov iav iav yog tsim rau ntau txhiab txoj haujlwm. Gears yog hardened steel. Cov kabmob raug kaw. Koj tau txais kev pabcuam ntseeg tau ntau xyoo.
Daim ntawv thov
Kev xa dej Mains (DN350 thiab loj dua) - Cov kav dej loj xav tau cov khoom siv hluav taws xob sib cais. Worm iav ua haujlwm yooj yim. Self-locking kom valve nyob rau hauv txoj hauj lwm.
Pump Station Discharge Lines - Siab siab thiab ntws ntawm cov twj tso kua mis. Worm iav tuav txoj hauj lwm tawm tsam dynamic rog. Cov neeg khiav dej num qhib thiab kaw li qub yam tsis muaj zog.
Raw Water Intake Lines – Valves ntawm tus dej los yog pas dej tau txais cov khoom siv feem ntau loj thiab nyuaj mus cuag. Worm iav tso cai rau ib tus neeg ua haujlwm ntawm qhov chaw nyab xeeb.
Wastewater Treatment Plant Aeration Basins - Kev ua haujlwm tsis tu ncua rau kev tu lub voj voog. Worm iav tuav ntau txhiab lub voj voog yam tsis hnav. Self-locking tiv thaiv kev raug kaw.
HVAC Chilled Water Plants - Cov tsev loj muaj cov kav dej txias txog DN800. Worm iav li qub muab cov neeg ua haujlwm saib xyuas meej rau kev sib npaug.
Industrial Cooling Towers - Cov cua txias loj loj xav tau qhov sib cais loj. Worm iav ua rau peb lub hlis twg tu yooj yim. Qhov taw qhia txoj hauj lwm qhia qhov xwm txheej ntawm lub valve los ntawm qhov deb.
Fais Fab Cog Dej Txias Dej - Cov kab dej txias Condenser feem ntau yog DN1000 lossis loj dua. Cov neeg ua haujlwm cab iav muab kev ua haujlwm zoo. Kev ntsuas tus kheej yog qhov tseem ceeb rau kev nyab xeeb.
Desalination Nroj Tsuag - Siab siab thiab corrosive seawater. Xaiv SS316 disc thiab FKM lub rooj. Worm iav muab kev tswj kom meej rau cov kab mob ntxuav cov kab mob.
Irrigation District Main Lines – Cov kwj dej loj thiab cov kav dej yuav tsum muaj qhov loj. Worm iav tuaj yeem ua haujlwm los ntawm leej twg. Tsis muaj zog tshwj xeeb yuav tsum tau.
Kev Tiv Thaiv Hluav Taws Xob Hluav Taws Xob Hluav Taws Xob - Cov hluav taws kub dej loj loj xav tau cov khoom sib cais. Worm iav tuav txoj hauj lwm ntseeg tau. Handwheel tuaj yeem kaw hauv qhov qhib lossis kaw.
Ntawv thiab Pulp Mills - Cov kab Tshuag mus txog DN800. Cov xwm txheej nyuaj xav tau cov khoom siv ruaj khov. Worm iav withstands nquag ua haujlwm.
Mining Txheej Txheem Dej - Cov dej abrasive xav tau kev kho lub valve nquag. Worm iav ua rau qhib thiab kaw yooj yim. Hloov lub rooj zaum ncua lub neej valve.
Media Compatibility Table
| Media | Pom zoo zaum | Khoom siv Disc | Sau ntawv |
|---|---|---|---|
| Dej tshiab | EPDM | SS304 los yog coated DI | Txheem xaiv |
| Cov dej nyoos | EPDM | SIB 304 | Muaj ib co sediment |
| Cov dej khib nyiab | EPDM | SIB 304 | Tiv thaiv cov tshuaj yeeb dej caw |
| Dej hiav txwv | FKM los yog EPDM | SIB 316 | SS316 xav tau rau corrosion |
| Dej txias | EPDM | SIB 304 | Rwb thaiv tsev pom zoo |
| Dej kub (80 degree) | EPDM | SIB 304 | Hauv EPDM ntau yam |
| Dej kub (120 degree) | FKM | SIB 304 | High temp xaiv |
| Cua / compressed cua | EPDM | Coated DI | Tsawg tus nqi xaiv |
| Roj / roj | NBR | SIB 304 | NBR tiv taus roj swell |
| Cov tshuaj me me | EPDM | SIB 304 | Tshawb xyuas kev sib raug zoo |
| Cov tshuaj phem heev | FKM los yog PTFE | SIB 316 | Nrog peb cov engineers |
| Khoom noj khoom haus | EPDM lossis PTFE | SIB 316 | Khoom noj khoom haus qib |
| Chav (tsis tshua muaj siab) | PTFE | SIB 316 | PTFE rau cov pa tsis tshua muaj siab |
Khoom siv
| Cheebtsam | Cov khoom siv txheem | Cov khoom | Txhim kho kev xaiv |
|---|---|---|---|
| Lub cev | ASTM A{0}-45-12 | 450 MPa tensile, 12% elongation | SS316 rau corrosive ib puag ncig |
| Disc | SIB 304 | Zoo corrosion kuj rau dej | SS316 (kwv yees), Nylon-coated DI (ua puas) |
| Rooj | EPDM | -20℃txog 80 degree, zoo heev rau dej | NBR, FKM (Viton), PTFE |
| Qe | SIB 304 | Zoo zog, corrosion resistant | SS316 rau dej ntsev los yog tshuaj |
| Iav vaj tse | Cam khwb cia hlau (painted) | Muaj zog, cuam tshuam resistant | Aluminium alloy (lub teeb) |
| Gears | Hardened hlau | Hnav resistant, lub neej ntev | Stainless hlau rau zaub mov / chaw muag tshuaj |
| Cov kabmob | Cov pob bearings kaw | Kev sib txhuam qis, tsis muaj kev saib xyuas | Bronze tes tsho bearings |
| Handwheel | Cov hlau nplaum nrog yas tuav | Durable, xis tuav | Stainless hlau |
| Qhov taw qhia qhov chaw | Yas nrog hlau pointer | Ntshiab, nyeem tau yooj yim | Stainless hlau |
| Txheej | Fusion Bonded Epoxy | 250-300 microns, RAL 5005 xiav | Kev cai xim, polyurethane |
Cov khoom siv
Padlockable Handwheel - Ntxiv ib lub padlock hasp rau lub hub hub. Xauv lub valve qhib, kaw, lossis ib txoj haujlwm. Qhov tseem ceeb rau kev tiv thaiv hluav taws thiab kev ruaj ntseg daim ntawv thov.
Extended Handwheel Shaft - Rau li qub tau nruab rau hauv qhov pits lossis qhov tob tob. Ncej txuas los ntawm lub valve mus txog rau theem av. Ua haujlwm lub valve tsis nkag mus rau hauv lub qhov. Muaj nyob rau hauv 1m, 2m, los yog kev cai ntev.
Chainwheel Operator - Rau cov khoom siv nyiaj siv ua haujlwm lossis cov li qub hauv cov qab nthab siab. Ib tug saw dai los ntawm lub handwheel. Rub lub saw kom khiav lub valve. Tsis xav tau ntaiv.
Cov khoom siv hluav taws xob hloov pauv hluav taws xob - Hloov lub log nrog lub tshuab hluav taws xob. Cov iav nyob hauv qhov chaw. Hloov los ntawm phau ntawv mus rau automated yam tsis tau tshem lub valve ntawm lub raj xa dej.
Pneumatic Actuator Conversion Kit - Rau thaj chaw muaj kev phom sij uas tsis muaj hluav taws xob. Bolt ntawm lub pneumatic actuator. Siv cov nroj tsuag compressed cua ua haujlwm.
Limit Switch Box - Mounts saum lub iav tus neeg teb xov tooj. Muab cov lus qhib / kaw hluav taws xob rau koj chav tswj. Ua haujlwm nrog SCADA systems.
4-20mA Txoj Haujlwm Transmitter - Rau kev tswj xyuas meej. Transmitter xa qhov tseeb disc txoj hauj lwm (0% mus rau 100%) rau koj qhov system tswj.
Stainless Hlau Iav Housing - Rau zaub mov, tshuaj, thiab corrosive ib puag ncig. Tsis muaj xim rau nti. Yooj yim ntxuav. Yuav tsis xeb.
Spare Seat Kits - Ntxiv EPDM, NBR, FKM, lossis PTFE rooj zaum rau yav tom ntej hloov. Peb pom zoo ib qho khoom seem rau 10 li qub.
Spare Gear Set - Iav yog cov hlau tawv thiab kav ntau xyoo. Tab sis rau cov ntawv thov tseem ceeb, lub teeb iav spare muab kev thaj yeeb ntawm lub siab.
Flange Bolt Sets - Bolts, txiv ntseej, thiab ntxhua khaub ncaws rau kev txhim kho lub wafer valve ntawm koj flanges. Kho qhov ntev rau hom wafer. Qib 8.8 zinc plated.
Lifting Lugs - Rau qhov loj li qub (DN500 thiab siab dua). Lifting lugs bolt rau tus neeg tsav tsheb. Siv lub crane lossis hoist nqa lub valve rau hauv txoj haujlwm.
Cov khoom siv rwb thaiv tsev - Rau cov ntawv thov dej txias qhov twg condensation yog teeb meem. Rwb thaiv tsev npog lub valve lub cev thiab tus neeg tsav tsheb. Tiv thaiv kom tsis txhob ntog thiab dej khov.
Fire-Safe Seals - Lub rooj tshwj xeeb thiab lub foob tsim rau kev siv hluav taws kub. Raws li API 607. Khaws lub valve kaw txawm tias tom qab hluav taws kub.
Kev Ntsuas Kev Ua Haujlwm
Huab cua-Tightness Test (ISO 5208 Rate A - Zero Leakage):
Kaw lub valve tag nrho.
Siv 0.6 bar cua siab rau ib sab.
Submerge lub valve hauv dej.
Saib cov npuas rau 60 vib nas this.
Qhov tshwm sim: Tsis muaj npuas txhais tau tias xoom xau. Qhov no yog qhov kev sim nruj tshaj plaws rau cov mos-seated li qub.
Hydrostatic Seat Test (High Pressure):
Kaw lub valve tag nrho.
Siv 1.1 npaug ntawm qhov ntsuas siab nrog dej (PN16 → 17.6 bar).
Tuav siab rau 60 vib nas this.
Ntsuas cov dej uas hla lub rooj zaum.
Qhov tshwm sim: Zero leakage tso cai. Sau cov txiaj ntsig ntawm daim ntawv pov thawj xeem.
Hydrostatic Plhaub Test (Lub cev muaj zog):
Qhib lub valve ib nrab (kom tiv thaiv lub rooj zaum los ntawm over-compression).
Sau lub cev nrog dej.
Siv 1.5 npaug ntawm qhov ntsuas siab (PN16 → 24 bar).
Tuav rau 60 vib nas this.
Qhov tshwm sim: Tsis muaj dej los ntawm lub cev casting, disc, los yog qia ntsaws ruaj ruaj.
