該閥由閥體、閥座、導流體、閥瓣、軸瓦及彈簧等零件組成。內部流道采用流線型設計，壓力損失小，閥瓣啟閉行程很短，停泵時可快速關閉，防止巨大的水錘聲，形成*效果。該閥主要用于給水、排水、消防、暖通系統，可安裝于水泵出口處，防止介質倒流及水錘對泵的損壞。
http://www.shqgfm.com
http://www.sh-qigao.com
http://www.qigaofamen.com
http://www.qigaovalve.com
http://www.qigaov.com
http://www.chinaqigao.com
http://www.shqgfm.net
http://www.qigaov.net
http://www.qgzhafa.com
http://www.qgqiufa.com
http://www.qgqdf.com
http://www.qgdzf.com
http://www.qgdiefa.com
http://www.qgjzf.com
http://www.qgzhf.com
http://www.qgssf.com
http://www.qgglq.com
http://www.qgflf.com
http://www.qggmf.com
http://www.qgslf.com
http://www.qgdcf.com
http://www.qgzhq.com
http://www.qgdwf.com
http://www.qgyqf.com
http://www.zhengyev.com
http://www.shbtbf.com