本公司(sī)生産(chǎn)的系列(liè)雙密封套筒調(diào)節閥(fá)，采用套筒導向，壓力 平衡式閥芯。該系列的調節閥是套筒雙密封(fēng)結構主要應用于洩漏 要求(qiú)不高的場合，因為是(shì)雙密(mì)封結(jié)構兩個(gè)密(mì)封面(miàn)都是金屬密封(fēng)， 因此使用的溫度範圍更寬一些。

The Company produces a series of double-sealed sleeve control valve， for which sleeve-guided and pressure-balanced plugs are adopted.The control valve of this series is a double-sealed sleeve structure， which is mainly used in occasions with low leakage requirements.Because both sealing surfaces of the double seal structure are metal seals， the temperature range for use is wider.