circle seal安全阀 d520b-2m 黄铜 teflon? 1/4 in 0.5-150 psig
circle seal安全阀 d520b-1m 黄铜 teflon? 1/8 in 0.5-150 psig
circle seal安全阀 d520a-8m 铝 teflon? 1 in 0.5-150 psig
circle seal安全阀 d520a-6m 铝 teflon? 3/4 in 0.5-150 psig
circle seal单向阀 3016c00t-0.5s in-line steel teflon? 1 in female npt
circle seal截止阀 9532t-2mm 303不锈钢 male npt 1/4 in 3,000 psig207 bar 0 to 400 ?f
circle seal截止阀 9532t-2pp 303不锈钢 female npt 1/4 in 3,000 psig207 bar 0 to 400 ?f
circle seal截止阀 9532b-2mm 黄铜 male npt 1/4 in 3,000 psig207 bar 0 to 400 ?f
circle seal截止阀 9532b-2pp 黄铜 female npt 1/4 in 3,000 psig207 bar 0 to 400 ?f
circle seal截止阀 9532t-1mm 303不锈钢 male npt 1/8 in 3,000 psig207 bar 0 to 400 ?f
