维柯阀门有限公司

性能优势performance advangate

1. 升降式止回阀为自动密封阀门，本体依靠介质流动而自动开关阀瓣，有效防止介质倒流动。lift check valve is an automatic seal valve, the valve open/close relies on the flow of fluid. effectively prevent media from flowing backwards.

2. 阀瓣带有不锈钢弹簧装置，阀门横竖均可安装。

the disc with s.s spring can keep the valve work in any direction.

3. 产品结构合理，密封可靠，使用寿命长。

reasonable product structure, reliable sealing and long service life.

技术规范technical specification

设计标准design standard: din en 13709:2003

结构长度face to face dimension: din en 558-1:1995

连接法兰flanged ends: din en 1092-1:2002

对焊连接welded ends: din en 12627

试验与检验test & inspection: din en 12266:2003

应用application

热油系统、蒸汽系统、冷热水系统等等

thermal oil system, steam system, hot and cold water system etc.