本公司生産(Chan)的系[Xi]列雙密[Mi]封套筒調[Diao]節閥，采用套筒導向，壓力 平衡式閥(Fa)芯[Xin]。該系列的調節閥是套筒雙[Shuang]密封(Feng)結構主要應用于洩漏 要求(Qiu)不高的場合，因為是雙密封結構兩個密封面都是金屬[Shu]密封， 因此使用的溫(Wen)度範(Fan)圍更寬一些(Xie)。

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.