High Quality Common Rail Diesel /Fuel Injector NozzleDLLA148P062

Tlhahlobo ea hore na ke hobane'ng ha molomo oa ente o khomaretse liente. (karolo ea 3)

2.3.2 Botenya ba bokaholimo ba nozzle ke 720HV1～780HV1, botenya ba lesela la carburized ke 0.6mm ~ 0.8mm, mme austenite e bolokiloeng ha ea lokela ho feta 15%. Botenya ba holim'a palo ea setempe sa tšepe ea pele ea HHM nozzle ke HV0.2588, e tlase haholo ho feta litlhoko tsa moralo, botenya ba lera la carburized ke 0.6mm, boemo ba martensite ke 2, 'me austenite e bolokiloeng ke boemo ba 1; boima ba holim'a palo ea setempe sa pele sa HD nozzle le eona e tlase ho HV1615 Ho ea ka litlhoko tsa moralo oa HV1720, botenya ba lesela la carburized ke 0.86mm, boemo ba martensite ke boemo ba 4, 'me boemo ba ho boloka austenite ke boemo ba 3. .Bothata ba lesoba le ka hare la li-nozzles tse peli ha boa ka ba finyella litlhoko tsa moralo. Thepa ea valve ea nale ke W6Mo5Cr4V2, boemo ba naha bo hloka hore litaba tsa C e be 0.8% ho 0.9%, le V content ho 1.75% ho 2.20%. Palo e lekantsoeng ea pele ea setempe HD ea nale valve ea C ke 0.7%, V content ke 1.09%, 'me litaba tsa C le V li tlase ho feta litlhoko tsa maemo a naha;

2.3.3 Likahare tsa C tsa nomoro ea pele ea setempe sa HHM ea nale ke 0.72%, V content ke 1.19%, 'me litaba tsa C le V li tlaase ho feta litlhoko tsa maemo a naha. Likarolo tse ling tsa alloy tsa valve ea linale tse peli li ka har'a moeli o hlokoang ke maemo a naha. Thepa ea nozzle ke 18Cr2Ni4WA, lintlha tsa C tsa nomoro ea pele ea setempe HD ke 0.20%, 'me maemo a naha a hloka 0.13% ho 0.19%,' me litaba tsa likarolo tse ling tsa motsoako oa motsoako li ka har'a mefuta e mengata. e hlokoang ke maemo a naha. Lintlha tsohle tsa motsoako oa nomoro ea pele ea setempe sa tšepe ea HHM li ka har'a mefuta e hlokahalang ho latela maemo a naha.