circle seal单向阀 265t-4pp 303 stainless steel kalrez? 1/2 in female npt 0.5 to 1 psig
circle seal单向阀 265t-3pp 303 stainless steel kalrez? 3/8 in female npt 0.5 to 1 psig
circle seal单向阀 265t-2pp 303 stainless steel kalrez? 1/4 in female npt 0.5 to 1 psig
circle seal单向阀 265t-1pp 303 stainless steel kalrez? 1/8 in female npt 0.5 to 1 psig
circle seal单向阀 265b-16pp brass kalrez? 2 in female npt 0.5 to 1 psig
circle seal单向阀 265b-12pp brass kalrez? 1 1/2 in female npt 0.5 to 1 psig
circle seal单向阀 265b-10pp brass kalrez? 1 1/4 in female npt 0.5 to 1 psig
circle seal单向阀 265b-8pp brass kalrez? 1 in female npt 0.5 to 1 psig
circle seal单向阀 265b-6pp brass kalrez? 3/4 in female npt 0.5 to 1 psig
circle seal单向阀 265b-4pp brass kalrez? 1/2 in female npt 0.5 to 1 psig
