DIAM Bochum

As a exhibition for industrial valves, sealing technology, actuators, accessories and plant engineering, DIAM & DDM is setting an exclamation mark in the region with a new concept. In November 2025, the sixth edition will take place in the Jahrhunderthalle Bochum, the historic gas power station of the Bochumer Verein. The two-day event offers exhibitors and visitors the opportunity to come into contact with each other at this historic location with its magical aura.