Q944/5F-16P/R 電動法蘭浮動球三通流道軟密封不銹鋼（304、316）防爆球閥

概述
三通球閥系列對介質流向的不同切換要求可分為Q44L型與Q45T型
Summary
According to different switching requirements to the flow
direction of medium, three-way ball valve series can be divi-ded into two types:Q44L
and Q457.

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