Straight through Diaphragm Valves for the Mining and Fertilizers sector. DIAVAL diaphragm valves with rubber lining and natural rubber diaphragm are an optimal solution for abrasive duties typically encountered in the mining sector. These are easy to service valves without dismantling the body off the pipe line. There are numberless international references in the Process and Mining Industry all over the world. Please contact our sales department for details. Please see more information on our DIAVAL range of ST type valves <here>