Directly Buried Fully Welded Ball Valves,Gost standard,LF2,Butt welded

Product Profile DIRECTLY BURIED FULLY WELDED BALL VALVES, no external leakage phenomenon. The machining process of the sphere is tracked and detected by the advanced computer detector, so the machining precision of the sphere is high. As the valve body material is the same as the pipe material, there will be no uneven stress, no […]