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产品概述 (保特律阀门) YMkM}NP I
该产品严格按 GB/T12235、API 标准设计制造,升降式止回阀是生产过程调节系统中的重要环节之一,是控制管道内介质单向流向的阀门,阻止介质倒流。阀瓣沿着中心定位作升降运动,衬套采用耐磨性能好,摩擦系数小的特殊材料制作,动作灵活可靠,密封性能优良。产品广泛应用于石油、化工、制药、电力行业等各种工况的管路上。 Z"r
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升降式止回阀设计与制造标准 V:(& |