circle seal单向阀 c220a-6q aluminum teflon? 1.625 in 8 psig -100 to 400 ?f
circle seal单向阀 c220a-4q aluminum teflon? 1.437 in 8 psig -100 to 400 ?f
circle seal单向阀 c220a-2q aluminum teflon? 1 in 8 psig -100 to 400 ?f
circle seal单向阀 c220a-1q aluminum teflon? 0.75 in 8 psig -100 to 400 ?f
circle seal单向阀 c259a-6q aluminum buna n 1.625 in 0.5 to 1 psig -65 to 275 ?f
circle seal单向阀 c249a-6q aluminum buna n 1.625 in 2 to 4 psig -65 to 250 ?f
circle seal单向阀 c259a-4q aluminum buna n 1.437 in 0.5 to 1 psig -65 to 275 ?f
circle seal单向阀 c249a-4q aluminum buna n 1.437 in 2 to 4 psig -65 to 250 ?f
circle seal单向阀 c259a-2q aluminum buna n 1 in 0.5 to 1 psig -65 to 275 ?f
circle seal单向阀 c249a-2q aluminum buna n 1 in 2 to 4 psig -65 to 250 ?f
