进口真空安全阀
美国欧可OKE阀门由中国深圳日立阀门有限公司一级代理商（代理）
：陈工 ：
QQ:  ：http://www.hitachifm.com    ： htc5188@126.com
进口真空安全阀概述：
美国欧可真空安全阀适用于温度≤200℃的负压系统，当容器内负压超过允许值时，该阀自动开启，吸入空气；当容器内负压达到允许值时，该阀自动关闭，从而保护设备及系统。安装在正常非负压系统，当容器和系统的放散阀未打开，产生负压时，此阀自动开启。
参数：
阀门口径：DN8-DN350；
工作温度：-20℃-550℃；
连接方式：法兰,丝口或焊接；
阀体材质：铸钢,不锈钢,锻钢,铬钼钢；
适用介质：水,油品,气,氨,石油气,蒸汽等。
Import vacuum safety valve overview:
The United States of America Ou vacuum safety valve suitable for temperature≤ 200 ℃negative pressure system, when the container pressure exceeds the allowable value, the valve automatically opens, inhaled air; when the negative pressure in the container to the allowable value, the valve is closed automatically, thereby protecting equipment and system. Installed in the normal non negative pressure system, when the container and system relief valve does not open, generates the negative pressure, the valve opens automatically.
Vacuum relief valve parameter:
The valve aperture: DN8-DN350;
Operating temperature: -20℃ -550 ℃;
Connection: flange, silk mouth or welding;
Body material: stainless steel, cast steel, forged steel, chrome molybdenum steel;
Suitable medium: water, oil, gas, ammonia gas, oil, steam.