News

Hartmann special ball valves assure safety in gas turbine applications worldwide. For the Siemens turbines SGT5-4000F (V94.3A) and SGT5-2000E (V94.2) and Ansaldo turbines AE94.3A and AE94.2 standard shut-off or special designed multi-way ball valves are available as reliable combination with different actuators. They are implemented for diverse services with the media fuel oil, fuel gas, […]

In addition to special hydrogen ball valves and wellheads Hartmann Valves now also offers material suitability and hydrogen leak-tightness tests for challenging hydrogen (H2) applications. Reliable shut-off valves, the right material selection as well as standardised pressure tests help users to increase the operational safety in existing and new hydrogen application areas. Durable special Hartmann […]

In order to enable safe and reliable shut-off even at temperatures below -100°C, Hartmann has developed various ball valve designs with construction features and materials suitable for low temperatures. Soft sealing valves often reach their limit when the main seal between ball and housing (seating) fails. The soft material contracts at low temperature and as […]

Successful changeover: The Xmas tree with ball valves Within the scope of overhauling several Xmas trees for gas production, a completely new design of construction was decided on: In the place of Xmas trees with gate valves, solid block Xmas trees with integrated ball valves have already been in operation at several North German locations […]

At the 37th Celle Wasa run on the 10th March 2019 many of the blue-and-white “Hard” men, women and children were once more on route at the double through the town centre. “Hard” in the truest sense of the word – as the 30 or so participants didn’t shy away from the adverse weather conditions […]

Since the start of 2019 Peter Wegjan has been overseeing the areas of chemical, petrochemical and plant construction at Hartmann Valves and advises customers on ball valve shut-off solutions for special application fields. As a chemical engineer he has experience in sector-related sales and management both home and abroad and was active over many years […]

The award „Family Entrepreneur of the Year 2019“ was given to Werner Hartmann, who is leading the family-owned enterprise Hartmann Valves together with his brothers Christian and Martin Hartmann as the third generation. The association „The Family Entrepreneurs“ of Hanover region thereby recognizes the managing directors for their outstanding entrepreneurship and employee-orientated leadership. At the […]

New apprenticeship trade plus 18 job vacancies and apprenticeships in Burgdorf-Ehlershausen and Celle Record turnover, full order books and personnel growth – the first year with the new managing directory Werner, Christian and Martin Hartmann tells its own tale. As the third generation, they took over the family business in January 2018 and are steering […]

Hartmann special ball valves in integrated design provide a safe and space saving alternative compared to the use of single valves. By integrating several components or functions in one component not only the installed height and weight is minimized but also safety is increased thanks to saving on flanged connections. A variety of combinations is possible – always adapted to customer specific requirements.

Hartmann special valve fulfils high level requirements for the food industry

The new development from Hartmann Valves simultaneously combines several characteristics aimed at maximum leak-tightness, safety and durability: designed for hydrogen and fitted with a metal-to-metal sealing between the ball and seat ring, the ball valve fulfils a leak rate of A or 0 and also complies with the high level purity requirements of the Food & Drug Administration.