Manual orifice plate choke valve

•  Stem head and valve core are adopt hard ally , which resist wearing and rushing                                    

•  It is adjust flow convenience and choke Stable and reliable
•  It is supply for choke manifold 
•  working pressure ：2000PSI～20000PSI
•  nominal bore ：2.1/16"~4.1/16" (46mm~103mm)
•  working medium ：oil、nature gas 、mud 
•  working temp.：-46°C～121°C（LU）