DXF(A)鋼球式單向閥是球形彈簧設計,金屬和金屬密封,鋼球周圍的直通型流道設計,使小直徑的閥體能輸出大流量,全部金屬設計,允許安裝和運行時的高溫。 DXF(A) is a spherical ball type check valve spring design,metal andmetal sealing,straight through flow design around the ball,the valvecan output large flow of small diameter,all metal design,installationand operation of the high temperature allowed.