Comments: When using diaphragm valves or any valve with a soft seat material in a service where corrosion products can be produced, it is very important to take precautions to prevent those reactions.
评论：当在可能产生腐蚀产物的设施处使用隔膜阀或任何带有软阀座材料的阀门时，采取防范措施来防止那些反应是非常重要的。
Height completely closed valve can be used in hot water taps, installing or removing the seat ring lug, the use of soft iron in the pipeline.
高度完全关闭闸阀可以用在热水龙头，或拆卸阀座环安装吊耳后，用在采用软铁块的管路中。
A soft seat in the check valve will then assure a quiet closure.
止回阀的柔性阀座可使阀门安静地关闭。
Metal cock ring soft seat surface pressure to the bearing surfaces, such as the valve core and valve seat is concentric ring surface can be a double tight closure.
金属旋塞表面压向阀座环软支座表面，如阀芯和阀座环表面是同心的，就能得到双重严密的关闭。
Valve flap and valve seat for the soft seal, seal performance, no leakage.
阀瓣与阀座为软密封，密封性能好，无泄露。
Valve flap and valve seat for the soft seal, seal performance, no leakage.
阀瓣与阀座为软密封，密封性能好，无泄露。
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