
DIAM & DDM Bochum is a trade fair focused on industrial valves, sealing technology, drives, accessories and plant technology, built around product presentation, professional exchange and direct business networking.
The 2027 edition will take place on 17-18 November 2027 at Jahrhunderthalle Bochum in Germany. The two-day format serves as a platform combining exhibitors, trade visitors, specialist lectures and product workshops in one venue.
The Bochum edition forms part of the wider DIAM & DDM series organised across Bochum and Leipzig/Schkeuditz.

HuT – Messe & Event GmbH is one of the joint organisers of DIAM & DDM. It jointly organises the DIAM & DDM series with Leipziger Messe GmbH across the Leipzig/Schkeuditz and Bochum locations.








HuT – Messe & Event GmbH is one of the joint organisers of DIAM & DDM. It jointly organises the DIAM & DDM series with Leipziger Messe GmbH across the Leipzig/Schkeuditz and Bochum locations.