气动方形闸板阀气动闸板阀气动闸板门用于建材、冶金、矿山、电力、化工、玻璃、轻工、粮食等行业的库顶、库底及进出口等。
This valve is widely used at the top bottom of store house carry port in metallurgical, mining, building material, food, chemical industries etc.
本阀主要由阀体、O型圈、闸板、阀杆、支架、（手轮）气动装置等件组成。
The main valve by valve, O-rings, lock, stem, frame, (hand wheel) pneumatic devices composed pieces.
本阀主要由阀体、O型圈、闸板、阀杆、支架、（手轮）气动装置等件组成。
The main valve by valve, O-rings, lock, stem, frame, (hand wheel) pneumatic devices composed pieces.
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