Min. Order:  
1 Set
                Price:  
US$ 999999
                 Place of origin:  
China
                 Supply Ability:  
999999
                 
            push the ball valve seat sealing ring, and the formation of metal the metal seal, the sealing effect to a certain extent. The fire resistance test meets the requirements of APl6FA and APl607. 
4, automatic pressure relief function: when the medium pressure of the valve cavity is abnormal, the valve seat retreats away from the ball to achieve the effect of automatic pressure relief. After the pres
                [Related Keywords : forging, 3pc, Q341F, carbon steel ball valve]