In the field of valves, cold expansion ball valve is a top-mounted ball valve with a thermal expansion and contraction compensation structure, including a valve body, a valve ball, a valve seat and a valve cover. This new OEM ball valve is characterized in that: the valve seat ...
In the field of valves, cold expansion ball valve is a top-mounted ball valve with a thermal expansion and contraction compensation structure, including a valve body, a valve ball, a valve seat and a valve cover. This new OEM ball valve is characterized in that: the valve seat ...
In the field of valves, cold expansion ball valve is a top-mounted ball valve with a thermal expansion and contraction compensation structure, including a valve body, a valve ball, a valve seat and a valve cover. This new OEM ball valve is characterized in that: the valve seat ...