Isisekelo se-valve 1. Imingcele eyisisekelo ye-valve yilezi: ingcindezi ye-PN ne-diameter ye-DN 2. Umsebenzi oyisisekelo we-valve: nqamula i-valve exhunyiwe, lungisa izinga lokugeleza, futhi ushintshe isiqondiso sokugeleza 3, izindlela eziyinhloko ze-valve. ukuxhumana kukhona: i-flange, intambo, i-welding, i-wafer 4, ...
Funda kabanzi