00U703 / U703 Roj Txhaj Plunger - Precision Engineering Rau Siab -Pressure Common Rail Systems
1. Khoom: 00U703 / U703 plunger
2. Cov khoom siv sib xws: Diesel Fuel Injection Systems
3. Chaw tsim tshuaj paus: Aftermarket OEM Hloov
4. Cov xwm txheej: Brand tshiab, kuaj tag nrho
5. Keeb kwm: ABOSEDE Diesel
6. Lub sij hawm xa khoom: 3-5 hnub ua haujlwm
7. Cov nqe lus them nqi: T / T, Western Union, PayPal
- Ceev ceev
- Kev Muaj Peev Xwm Zoo
- 24\/7 Cov Neeg Siv Khoom
Khoom Taw qhia
Nyob rau hauv niaj hnub diesel ntau rail roj txhaj tshuab, lub plunger khub (plunger thiab chim) yog lub luag hauj lwm tseem ceeb ntawm lub luag hauj lwm rau generating lub siab xav tau rau atomization thiab combustion efficiency. Cov00U703 / U703 diesel roj txhaj twj tso kua mis plunger, tsim los ntawm Weifu (Wuxi Weifu High-Technology Co., Ltd.), sawv cev rau tus qauv ntawm precision engineering hauv Suav teb tom qab muag khoom thiab OEM cov saw hlau. Cov khoom siv no tsis yog ib qho kev hloov pauv xwb; Nws yog ib qho cuab yeej ntsuas ntsuas uas txiav txim lub sijhawm txhaj tshuaj, roj ntim qhov sib xws, thiab tag nrho cov cav coj tus cwj pwm nyob rau hauv lub sijhawm thauj khoom.
🔧 Technical Architecture & Dimensional Data
Lub 00U703 / U703 plunger yog tsim los ua haujlwm nyob rau hauv inline roj txhaj twj tso kua mis thiab distributor - hom twj uas nquag siv hauv kev lag luam tsheb diesel cav. Nws cov geometry ua raws li nruj DIN thiab ISO cov qauv rau plunger diameters, txhuas cov ces kaum, thiab tswj ntug configurations.
Plunger Txoj kab uas hla (Nominal):7.0mm ib
Plunger Stroke:Cav- tshwj xeeb, feem ntau ua kom zoo rau nruab nrab- lub luag haujlwm thiab hnyav- daim ntawv thov
Tswj Ntug Tsim:Helical variable -lead tswj ntug rau kev txiav tawm roj
Plunger Barrel Khoom siv:Siab -carbon chromium bearing steel (GCr15 / 100Cr6) nrog los ntawm -hardening
Nto Hardness:Ntau dua lossis sib npaug rau 60 HRC (qhov tob ntawm 0.8-1.2 hli)
Cylindricity kam rau ua:Tsawg dua lossis sib npaug li 1.2 μm dhau ntawm tag nrho cov haujlwm ntev
Nto Roughness:Ra Less tshaj los yog sib npaug rau 0.05 μm (superfinishing txheej txheem thov)
Clearance (Plunger-Barrel):2.5–4.0 μm (diametral, optimized rau qis - leakage thiab siab - siab sealing)
Kev Ntsuas Siab:35-40 MPa (plunger pair to leakage test in DIN 9 standard condition)
Cov txiaj ntsig no tau lees paub tias 00U703 / U703 tuav cov kev txwv nruj uas tsim nyog rau kev siab tshaj 1600 bar hauv cov kab tsheb ciav hlau, kom ntseeg tau tias cov kab mob cab tsis cuam tshuam kev tsheb ciav hlau siab ruaj khov thaum lub sij hawm ntev - kev khiav hauj lwm.
📊 Compatibility & Cav daim ntawv thov
Lub Weifu 00U703 / U703 plunger yog tsim los ua kev pabcuam ncaj qha rau ntau lub twj tso kua mis OEM. Nws yog feem ntau txuam nrog:
Bosch CP1 / CP3twj tso kua mis tsev neeg (thaum siv nyob rau hauv retrofit los yog aftermarket configuration)
Weifu PW 2000 / PW 3000twj tso kua mis series
Cav qauv los ntawmCummins (ISBe, ISDe series), Weichai (WP10/WP12), Yuchai (YC6L), thiabFAW (CA6DL)
Muaj feem xyuam rau ob qho tib si hauv tshuab twj tso kua mis thiab hluav taws xob tswj cov twj tso kua mis nrog plunger -raws li kev tsim
Daim ntawv tseem ceeb haum:00U703 / U703 yog qhov sib npaug - hais nrog Bosch tus lej 9 441 100 035 thiab qhov sib npaug ntawm Delphi. Txawm li cas los xij, Weifu qhov kev ua tiav siv cov txheej txheem ua kom zoo tshaj plaws uas ua kom muaj kev khiav nrawm dua -hauv thiab txo kev sib txhuam torque thaum lub caij txias pib-ib qho sib txawv uas cov kws ua haujlwm pabcuam tomqab muag feem ntau tseem ceeb hauv kev sib piv cov rooj zaum.
⚙️ Cov yam ntxwv ua tau zoo raws li qhov tiag -Lub Ntiaj Teb Kev Ua Haujlwm
Txawm hais tias qhov tseeb qhov tseeb tsis yog - sib tham tau, 00U703 / U703 cais nws tus kheej los ntawm kev coj tus cwj pwm dynamic teb. Hauv kev siv cov kev tsheb ciav hlau sib xws, lub plunger yog raug rau kev thauj khoom ntawm cov zaus mus txog 25 Hz (ntawm 1500 rpm). Cov ntsuas kev ua haujlwm tseem ceeb suav nrog:
Leakage Stability:Tom qab 500 xuab moos ntawm kev sim siab nrog B7 roj av, qhov sib txawv ntawm qhov sib txawv tseem nyob hauv ± 1.5% ntawm qhov pib qhov tseem ceeb-tuaj nruj dua li kev lag luam raug ± 4%.
Delivered Fuel Volume Consistency:Coefficient of variation (COV) Tsawg dua lossis sib npaug li 0.8% thoob plaws 2000 kev txhaj tshuaj sib law liag, ua rau muaj kev sib tw ua haujlwm zoo thiab txo cov suab nrov.
Hnav Resistance:Cov qauv martensitic nrog nplua carbide faib ua rau abrasive hnav qhov tob hauv qab 0.3 μm tom qab 1000 teev ntawm kev ua haujlwm nrog 5% biodiesel blend (B5).
Cold Start Performance:Ntawm −25 degree, plunger rub torque nce yog txwv rau 18% saum toj no hauv paus, pab los ntawm qhov qis - kev sib txhuam ntawm qhov chaw zoo nkauj -ib qho txiaj ntsig tseem ceeb rau kev ua haujlwm nyob sab Europe thiab North American lub caij ntuj no.
Cov kev ntsuas kev ua tau zoo no ua raws li qhov kev cia siab ntawm cov neeg tsav nkoj uas ua qhov tseem ceeb rau tag nrho cov nqi ntawm cov tswv cuab luv luv - nqe ib feem. Txo cov roj rov qab kub, txo qis siab - lub twj tso kua mis lub zog tsav lub zog, thiab txo qis roj aeration yog cov txiaj ntsig thib ob uas cuam tshuam ncaj qha rau kev lag luam roj.
🧪 Quality Assurance & Traceability
Txhua lub 00U703 / U703 plunger tau dhau mus rau -theem zoo raws tu qauv ntawm Weifu's ISO 16949-certified chaw:
Raw khoom spectrographic tsom xam(OES) los txheeb xyuas chromium/carbon ratio
Precision OD sib tsoonrog rau hauv - txheej txheem laser sizing (qhov tseeb ± 0.5 μm)
Superfinishing lappingsiv pob zeb diamond abrasive slurry- ua tiav daim iav- zoo li tiav
Kev ntsuas tus kheej tontawm peb theem siab: 10 MPa, 25 MPa, 40 MPa
Dimensional daim ntawv qhiantawm huab cua- ntsuas qhov sib piv, kaw txoj kab uas hla, roundness, thiab ncaj
Laser - cim traceability code(batch + hnub tim + ntsuas cav siv)
Rau lub hom phiaj -kev ua haujlwm tseem ceeb- cov tshuab pabcuam hauv hiav txwv, cov khoom siv hluav taws xob standby, lossis cov tsheb thauj neeg caij tsheb thauj mus los - qib kev taug qab no muab cov ntaub ntawv xav tau rau kev saib xyuas cov ntaub ntawv thiab kev lees paub.
❓ Cov lus nug nquag nug (FAQ)
Q1: Dab tsi yog qhov txawv ntawm 00U703 thiab U703? Puas yog lawv interchangeable?
Qhov txawv yog nyob rau hauv batch traceability thiab me me nto tiav evolution. U703 yog qhov kev xaiv ua ntej, thaum 00U703 qhia txog Weifu tus qauv tam sim no superfinishing nrog txhim kho kev ua haujlwm. Lawv tag nrho dimensionally hloov tau, tab sis 00U703 yog pom zoo rau tag nrho cov tshiab rebuilds.
Q2: Puas tuaj yeem siv lub plunger 00U703 / U703 hauv cov twj calibrated rau Bosch lossis Denso qhov chaw?
Yog lawm, muab lub twj tso kua mis calibration daim ntawv qhia yog rov hais dua rau ntawm lub rooj zaum xeem. Thaum lub geometry sib tw, qhov kev sib txhuam me ntsis ntawm Weifu plunger tuaj yeem hloov pauv tus tswv xeev cov lus nkhaus - rov qhia dua.
Q3: Dab tsi yog qhov kev pab cuam lub neej ntawm lub plunger no ntev - daim ntawv thov tsheb thauj khoom?
Raws li cov qauv kev ua haujlwm (80,000-120,000 km / xyoo) nrog cov roj zoo thiab kev hloov pauv tsis tu ncua, 500,000-700,000 km yog ua tiav. Roj paug thiab dej ingress yog lub neej tseem ceeb -txo yam.
Q4: Puas yog lub plunger no ua haujlwm nrog biodiesel blends saum B20?
Cov khoom siv yog B100-tshaj los ntawm qhov kev xav ntawm corrosion, tab sis ntau dua viscosity yuav cuam tshuam rau tus nqi xau. Weifu pom zoo kom ntsuas siab yog tias ua haujlwm tsis tu ncua saum B30.
Q5: Yuav ua li cas lub plunger khub khaws cia ua ntej kev teeb tsa?
Khaws rau hauv thawj cov khoom tiv thaiv- xeb hauv qhov qhuav, qhov kub thiab txias - qhov chaw ruaj khov. Tsis txhob tshem cov roj tiv thaiv zaj duab xis kom txog thaum kev teeb tsa tam sim ntawd -condensation corrosion yog qhov paub txog kev pheej hmoo.
Q6: Puas yog ib lub taub ntim nrog nrog 00U703 / U703 plunger?
Yog, lub plunger thiab chim yog muab raws li ib tug matched lapped teeb. Lawv yuav tsum tsis txhob sib cais lossis sib xyaw nrog lwm cov units.
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