The purge creates a protective blanket around the plug to prevent entry of line media into the valve body cavity, eliminating fugitive emissions concerns.

 
  • 清洗期間,閥塞周?chē)鷷?huì )產(chǎn)生特殊的保護層,阻止管路流體介質(zhì)進(jìn)入閥體空穴內,消除所關(guān)注的短時(shí)排放問(wèn)題。
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