I. Cov Ntsiab Cai Tseem Ceeb Kev muag khoom ntawm Valve
Cov li qub lag luam thiab lawv cov khoom siv yog cov khoom tseem ceeb hauv cov txheej txheem tswj dej. Kev vam meej ntawm kev yuav khoom thoob ntiaj teb tsis yog nyob ntawm kev ruaj ntseg tus nqi qis tshaj plaws, tab sis nyob ntawm kev ua tiav plaub lub hauv paus tseem ceeb ntawm kev tsim kho thiab kev ua raws li txoj cai.
1. Kev Sib Tw Txheem
Xyuas kom meej tias qhov ntev thiab cov qauv tsim sib haum zoo kawg nkaus. Qhov tsis sib xws ntawm qhov ntev ntawm lub ntsej muag (piv txwv li, ASME B16.10 vs. EN 558) lossis kev khawb flange tuaj yeem ua rau muaj kev puas tsuaj loj heev rau kev teeb tsa thiab kev ncua sijhawm ntawm qhov project. Txhua qhov kev qhia tshwj xeeb yuav tsum tau txheeb xyuas sib txawv.
2. Kev Hloov Kho Khoom Siv & Kev Mob
Kev xaiv cov khoom siv yuav tsum suav nrog cov kua dej xeb, qhov ntsuas siab-kub, cavitation, thiab flashing. Kev siv cov hlau tsis xeb duplex lossis cov hlau sib xyaw ua ke yog qhov yuav tsum tau ua rau cov xwm txheej kev pabcuam hnyav xws li cov H2S ntau.
3. Kev taug qab thiab cov ntaub ntawv zoo
Cov ntaub ntawv tiav tsis tuaj yeem sib tham tau. Qhov no suav nrog EN 10204 3.1/3.2 Cov Ntawv Qhia Txog Kev Ntsuas Zeb (MTRs), Kev Txheeb Xyuas Cov Khoom Siv Zoo (PMI), thiab cov lej kub uas tau muab luam tawm rau ntawm lub cev kom ntseeg tau tias muaj 100% kev taug qab hlau.
4. Cov Cai Tswjfwm Kev Lag Luam
Kev ua raws li cov kev cai lij choj hauv cheeb tsam yuav ua rau kev nkag mus rau hauv kev lag luam. Txawm tias nws yog CE/PED cov lus qhia rau European Union, EPA fugitive emission consent decree hauv Tebchaws Meskas, lossis EAC daim ntawv pov thawj rau Eurasian Customs Union.
II. Kev faib tawm khoom & Kev Tsom Xam Txog Kev Txawj Ntse
Kev nkag siab zoo txog cov khoom siv ntawm lub valve yog qhov tseem ceeb rau kev nrhiav tau khoom thoob ntiaj teb zoo. Peb faib cov khoom ua peb theem sib txawv, txhua qib xav tau cov txheej txheem tsim khoom thiab kev tshuaj xyuas tshwj xeeb.
1) Cov Li Qub Tag Nrho
Pob, Rooj Vag, Npauj Npaim, Ntiaj Teb, Kos, thiab Tswj Valves.
- Cov Qauv Tsim: Ua raws li API, ASME, thiab ISO geometric thiab functional design parameters.
- Kev Ntsuas Siab: Kev suav cov phab ntsa tuab raws li ASME B16.34 (Chav Kawm 150 txog 2500+).
- Cov Txheej Txheem Kev Ntsuas: Kev kuaj hydrostatic plhaub thiab lub rooj zaum xau (API 598 lossis API 6D).
- Daim Ntawv Pov Thawj: Muaj kev nyab xeeb rau hluav taws (API 607/6FA), kev ntsuas SIL, thiab kev pom zoo hauv cheeb tsam.
- Kev txheeb xyuas: Tshem tawm cov ntawv cim tus qauv MSS SP-25 thiab cov cim qhia lub cev.
2) Cov Khoom Siv Uas Muaj Siab
Lub cev valve, Bonnets, thiab End Caps.
- Kev Ncaj Ncees ntawm Cov Khoom Siv: Xaiv cov hlau carbon qib siab (WCB, LCC), hlau tsis xeb (CF8M), lossis cov khoom siv forged txawv teb chaws (A105, F51).
- Kev Siv Tshuab Casting / Forging: Kev nqis peev casting rau qhov tseeb; hnyav forging rau high-pressure durability.
- Kev Ntsuas Tsis Ua Rau Puas Tsuaj (NDT): Kev kuaj mob Radiographic (RT), Ultrasonic (UT), Magnetic Particle (MT), thiab Penetrant (PT) kom pom cov qhov tsis zoo hauv qab av.
- Kev Kho Mob Kub: Kev ua kom zoo li qub, kev ua kom sov, lossis kev ua kom cov kua kub kom zoo dua qub.
- Cov MTR: Cov ntawv qhia txog cov khoom siv tshuaj lom neeg thiab cov khoom siv kho tshuab uas tau ntawv pov thawj.
3) Cov Khoom Uas Tsis Muaj Siab
Cov qia, cov pob, cov rooj zaum, cov ntsia hlau, thiab cov txuas.
- Qhov Ntsuas Tseeb: CNC machining tolerances tseem ceeb rau dynamic sealing thiab torque txo.
- Kev Kho Mob Nto: ENP (Electroless Nickel Plating), Tungsten Carbide, lossis Stellite tawv-facing rau kev hnav thiab tiv taus corrosion.
- Cov Khoom Siv Kho Tshuab: Cov qauv tsim qia tiv thaiv kev tawg thiab cov kev xav tau lub zog tensile siab.
- Kev Ntsuas Qhov Haum: Kev ua tiav me me rau cov pob valve uas zaum ntawm hlau mus rau hlau kom ua tiav xoom qhov xau.
- Kev Zoo ntawm Polymer: Virgin PTFE, PEEK, lossis Devlon rau cov rooj zaum mos hauv ntau qhov kub thiab txias sib txawv.
III. Tus Txheej Txheem Thoob Ntiaj Teb Cov Txheej Txheem Matrix
Kev taug kev hauv lub vev xaib nyuaj ntawm cov qauv thoob ntiaj teb yog txoj haujlwm tseem ceeb tshaj plaws rau tus neeg yuav khoom lag luam. Hauv qab no yog cov ntsiab lus tseem ceeb tshaj plaws ntawm cov qauv kev ua raws cai.
1. Kev Tsim Qauv & Cov Qauv Khoom
Cov qauv no qhia txog qhov ntev ntawm lub cev, phab ntsa tuab, thiab kev ua haujlwm ntawm cov li qub:
- API 6D: Cov Lus Qhia Tshwj Xeeb rau Cov Kav Dej thiab Cov Kav Dej. Tseem ceeb rau cov roj thiab roj av nruab nrab.
- API 600: Cov Li Qub Rooj Vag Hlau - Cov Qhov Kawg Flanged thiab Butt-welded, Bolted Bonnets.
- API 608: Cov Pob Hlau - Cov Kawg Muaj Flanged, Threaded, thiab Welding.
- API 609: Npauj Npaim Li Qub: Ob Chav Flanged, Lug- thiab Wafer-Type.
- ASME B16.34: Cov Li Qub - Flanged, Threaded, thiab Welding End (Kev Ntsuas Siab-Kub).
- DIN / EN / ISO: Cov qauv European sib koom ua ke ua kom muaj kev sib raug zoo hla ciam teb hauv EU.
2. Cov Qauv Kev Ntsuas & Kev Tshuaj Xyuas
Kev lees paub ntawm cov txheej txheem tsim khoom los ntawm kev sim ua kom nruj:
- API 598: Kev Tshuaj Xyuas thiab Kev Ntsuas Lub Valve. Npog cov nqi xau uas lees txais tau rau kev kuaj kua thiab roj.
- ISO 5208: Cov li qub lag luam - Kev kuaj siab ntawm cov li qub hlau.
3. Khoom siv & Tiv thaiv xeb
Tseem ceeb rau kev siv roj thiab roj av thiab kev ua tshuaj lom neeg:
- NACE MR0175 / ISO 15156: Cov ntaub ntawv siv rau hauv cov chaw muaj H2S hauv kev tsim roj thiab roj av. Tswj cov kev txwv tawv nruj (piv txwv li, HRC 22 max) kom tiv thaiv Sulfide Stress Cracking (SSC).
4. Cov Qauv Kev Tso Pa Tawm Tsawg
Nrog rau kev nce ntxiv ntawm cov cai ib puag ncig thoob ntiaj teb (xws li US EPA's Clean Air Act), kev tswj cov Volatile Organic Compounds (VOCs) uas khiav tawm ntawm cov kav valve yog qhov tseem ceeb heev.
- ISO 15848-1 & -2: Cov li qub lag luam - Kev ntsuas, kev sim thiab kev tsim nyog rau cov pa phem khiav tawm.
- API 622: Kev Ntsuas Hom ntawm Cov Txheej Txheem Valve Packing rau Cov Pa Tawm Khiav Dim.
- API 624: Kev Ntsuas Hom ntawm Cov Qws Ncej Uas Muaj Graphite Packing rau Cov Pa Tawm Khiav Dim.
5. Cov Qauv Dej Haus & Kev Huv Si
Cov twj siv hauv kev kho dej hauv nroog lossis kev lag luam khoom noj khoom haus thiab dej haus xav tau daim ntawv pov thawj tsis muaj tshuaj lom, tsis muaj txhuas kom ntseeg tau tias pej xeem muaj kev noj qab haus huv thiab kev nyab xeeb.
- NSF/ANSI 61: Cov Cheebtsam ntawm Lub Tshuab Dej Haus - Cov Kev Cuam Tshuam rau Kev Noj Qab Haus Huv. Pov thawj tias cov ntaub ntawv tsis xau cov kuab paug rau hauv dej.
- NSF/ANSI 372: Cov Cheebtsam ntawm Lub Tshuab Dej Haus - Muaj Cov Hlau Lead. Xyuas kom ua raws li cov lus txib tsis muaj hlau lead.
- WRAS / ACS: Cov lus qhia sib npaug ntawm UK thiab Fabkis rau kev tswj hwm dej.
IV. Kev Tswj Xyuas Zoo Tshaj Plaws & Kev Tshuaj Xyuas Hoobkas
Ib daim ntawv qhia txog kev nrhiav khoom yuav tsum qhia txog yuav ua li cas los ntsuam xyuas lub peev xwm tiag tiag ntawm tus neeg tsim khoom. Daim ntawv pov thawj ntawv tsis txaus; xav tau cov khoom siv tswj xyuas zoo.
Kev Muaj Peev Xwm Ua Haujlwm Hauv Tsev
Ib lub chaw tsim khoom siv valve zoo tshaj plaws yuav tsum muaj cov chaw ua haujlwm CNC machining siab heev. Qhov tseeb ntawm lub qhov rooj ntawm lub valve thiab lub qhov ntawm lub qia cuam tshuam ncaj qha rau lub valve lub peev xwm los dhau qhov kev xeem API 598 thiab API 624 fugitive emission. Nrhiav cov peev xwm ua haujlwm 5-axis thiab kev tshuaj xyuas CMM (Coordinate Measuring Machine) tsis siv neeg.
Chaw Kuaj Mob Hlau
Kev cia siab rau cov chaw tsim khoom sab nraud xwb yog qhov txaus ntshai. Cov neeg muag khoom saum toj kawg nkaus tswj hwm cov spectrometers hauv tsev rau kev tshuaj ntsuam tshuaj, cov tshuab kuaj tensile rau kev txheeb xyuas lub zog mechanical yield/tensile, thiab Charpy V-notch impact testers kom ntseeg tau tias cov khoom siv ua haujlwm tau zoo hauv cryogenic lossis qhov chaw muaj kev ntxhov siab siab.
Kev Xeem Txais Yuav Los Ntawm Lub Hoobkas (FAT)
FAT yog qhov teeb meem kawg ua ntej xa khoom. Nws cuam tshuam nrog kev ua tim khawv (feem ntau los ntawm cov neeg soj ntsuam sab nraud xws li SGS, TUV, lossis DNV) qhov kev sim hydrostatic thiab pneumatic ntawm cov li qub. Cov ntawv sau cia siab digital yuav tsum tau muab los ua pov thawj tias lub siab tau tuav rau lub sijhawm teev tseg yam tsis muaj kev poob siab.
Kev taug qab cov khoom siv
Kev kam rau xau
Kev Tshuaj Xyuas Zoo
V. Txog Peb Txoj Kev Tsim Khoom Kev Ua Tau Zoo Tshaj Plaws
Sichuan Yining Machinery Khoom Co., Ltd. tau tsim muaj xyoo 2005 thiab yog ib lub tuam txhab tshwj xeeb hauv kev tsim thiab tsim ntau hom valves thiab cov khoom siv valve tiav lawm. Tau ntau xyoo, peb tau mob siab rau kev ua haujlwm ntawm valves thiab cog lus tias yuav muab cov khoom lag luam zoo thiab ua tau zoo rau cov neeg siv khoom thoob ntiaj teb.
Lub tuam txhab yeej ib txwm ua raws li lub tswv yim ua lag luam uas "Zoo yog tus thawj coj, zoo yog peb cov nyiaj hli", hais kom siv qhov zoo ua lub hauv paus thiab hais txog qhov ruaj khov thiab txhim khu kev qha khoom zoo ua lub hauv paus ruaj khov rau kev koom tes ntev nrog cov neeg siv khoom. Peb paub zoo tias cov khoom zoo thiab kev xa khoom ruaj khov yog qhov tseem ceeb rau kev txhim kho tas mus li ntawm ib lub tuam txhab.
Lub tuam txhab tau dhau qhov Daim ntawv pov thawj ISO9001 kev tswj hwm qhov system zoo thiab daim ntawv pov thawj CE, thiab ua raws li cov qauv thoob ntiaj teb rau kev tsim khoom thiab kev tswj xyuas zoo kom ntseeg tau tias txhua yam khoom ua tau raws li kev lag luam thiab cov neeg siv khoom xav tau.
Peb muaj ntau xyoo ntawm kev paub txog kev tsim khoom thiab cov txheej txheem tsim khoom paub tab, peb muaj pab pawg kws tshaj lij thiab kev tswj hwm nrog kev paub txog kev xav thiab kev ua haujlwm zoo. Peb ua raws li kev coj ua ntawm "kev tsim kho tshiab, kev tsim kho tshiab, thiab kev tswj hwm tshiab", txhim kho cov khoom zoo thiab kev sib tw ntawm cov tuam txhab tas li.
Yav tom ntej, Sichuan Yining Machinery Equipment Co., Ltd. yuav txuas ntxiv coj qhov zoo tshaj plaws ua lub hauv paus, cov neeg siv khoom xav tau ua qhov kev taw qhia, thiab koom tes nrog cov neeg koom tes los tsim kom muaj kev sib raug zoo mus sij hawm ntev, ruaj khov thiab sib pab tau zoo.
VI. Daim Ntawv Teev Cov Khoom Siv Tau Rau Cov Neeg Yuav Khoom rau kev yuav khoom ntawm Valve
Siv daim ntawv teev npe no los txo qhov kev pheej hmoo, xyuas kom ua raws li txoj cai, thiab ua kom koj cov haujlwm nrhiav khoom thoob ntiaj teb rau cov li qub thiab cov khoom siv yooj yim dua.
Kev Tshuaj Xyuas Cov Lus Qhia Txog Kev Siv Tshuab
- Xyuas kom tseeb tias cov kua nruab nrab, qhov siab ua haujlwm, thiab qhov kub thiab txias.
- Paub meej tias qhov kev sib txuas kawg uas xav tau (Flanged RF/RTJ, Butt-Weld, NPT).
- Xyuas seb daim ntawv thov puas xav tau cov khoom tshwj xeeb (piv txwv li, Stellite rau cov khoom siv abrasive, Monel rau dej hiav txwv).
- Xyuas kom meej tias cov kev cai ntawm cov actuator (Pneumatic, Electric, Hydraulic) phim cov khoom siv fais fab uas lub Hoobkas muaj thiab cov kev cai kom muaj kev nyab xeeb.
Kev Tsim Nyog ntawm Tus Muag Khoom & Kev Tshuaj Xyuas
- Thov thiab txheeb xyuas cov ntawv pov thawj ISO 9001, API, thiab CE uas tam sim no, tsis tau tas sij hawm ncaj qha los ntawm cov koom haum muab ntawv pov thawj.
- Thov kom tau ib daim ntawv qhia txog Kev Ntsuam Xyuas Zoo (QAM) thiab Daim Phiaj Xwm Kev Tshuaj Xyuas thiab Kev Ntsuas (ITP) ua ntej tso ib daim ntawv xaj.
- Paub meej tias tus neeg muag khoom muaj peev xwm muab daim ntawv pov thawj khoom siv EN 10204 3.1 rau txhua qhov chaw tuav siab.
- Tshuaj xyuas lawv cov peev xwm ntim khoom thiab kev xa khoom kom tiv thaiv kev puas tsuaj ntawm flange lossis kev ua qias tuaj sab hauv thaum thauj khoom hauv dej hiav txwv.