circle seal 截止阀9300 series
特征：• leakproof in vacuum or pressure service
• no stem leakage
• minimum pressure drop
• very low turning torque
• eff ortless, fi ngertip operation
• can be used for throttling service
• positive position indication
技术数据：
body construction materials brass
o-ring materials buna n, neoprene or viton®
operating pressures vacuum to 150 psig (10 bar)
proof pressure 300 psig (21 bar)
burst pressure (minimum) over 500 psig (34 bar)
temperature range 0° f to 400° f (−17.8° c to 204° c)
based on o-ring material, see “how to order”.
connection sizes ¼˝, ½˝
flow passage 0.275˝ diameter
leakage zero—internal and external
note: proper fi ltration is recommended to prevent damage to sealing surfaces
