circle seal单向阀 232a-4pp aluminum viton? 1/2 in female npt 0.5 to 1 psig
circle seal单向阀 232a-2pp aluminum viton? 1/4 in female npt 0.5 to 1 psig
circle seal单向阀 232a-1pp aluminum viton? 1/8 in female npt 0.5 to 1 psig
circle seal单向阀 262s-16pp carbon steel ethylene propylene 2 in female npt 2 to 4 psig
circle seal单向阀 262s-12pp carbon steel ethylene propylene 1 1/2 in female npt 2 to 4 psig
circle seal单向阀 262s-10pp carbon steel ethylene propylene 1 1/4 in female npt 2 to 4 psig
circle seal单向阀 262s-8pp carbon steel ethylene propylene 1 in female npt 2 to 4 psig
circle seal单向阀 262s-6pp carbon steel ethylene propylene 3/4 in female npt 2 to 4 psig
circle seal单向阀 262s-4pp carbon steel ethylene propylene 1/2 in female npt 2 to 4 psig
circle seal单向阀 262s-3pp carbon steel ethylene propylene 3/8 in female npt 2 to 4 psig
