1、特點(diǎn)The characteristics of

     旋啟式止回閥是控制管道內(nèi)介質(zhì)單向流向的閥門，用來防止管路中的介質(zhì)倒流。適用各種管路的各種壓力、溫度和介質(zhì)下控制接通或截?cái)喙苈方橘|(zhì)的啟閉裝置；依靠閥瓣自重和流體壓差實(shí)現(xiàn)自動阻止流體倒流。適用介質(zhì)為：水、油品、蒸汽等.Swing check valve, one-way flow of media is to control the pipe  valve is used to prevent the backflow medium pipeline. Apply to all sorts of  all sorts of pipeline pressure, temperature and medium under control through or  truncation pipeline medium lifting device; Rely on the disc self-respect and  fluid pressure differential automatically prevent fluid backflow. Applicable  medium: water, oil, steam, etc.
 2、主要參數(shù)The main parameters

3、主要連接尺寸The size and weight (單位mm)

4、訂貨須知Ordering instructions
 a、閥門型號the valve figure number；b、閥體材質(zhì)body material； c、介質(zhì)media name; d、溫度temperature。