mechanical seal installation / pump me seal kese lagate hen / cartridge type mechanical seal

Описание: mechanical seal installation / pump me seal kese lagate hen / cartridge type mechanical seal
is video me bataya he ki kese kisi new ya old mechanical seal ko pump me install kiya jata he keya reading lee jati he sari details he is video me theoretically and practically video ko dhyan se last tak dekho bahut kuchh samjhh aajayega yahan pe pump progresive cavity pump he kisi bhi pump me is type ki seal install karne time aap same method use kar sakte hen
Shahid mech