Casting valves mangrupakeun valves dijieun ku casting.Sacara umum, ratings tekanan valves matak kawilang low (sapertos PN16, PN25, PN40, tapi aya ogé-tekanan luhur, nu bisa ngahontal 1500Lb, 2500Lb), sarta lolobana calibers maranéhanana luhur DN50.Klep palsu ditempa sareng umumna u ...
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