Stern Instruments b.v.
Supplier of high quality spareparts for control valves, used in the chemical and petro-chemical industries, refineries and power stations.
All parts are interchangeable in fit, form and function.
Spareparts are recognized by the O.E.M. partnumber, which is an unique number and specifies exactly what it is.
The parts are available for a number of brands, such as e.g. :
By means of reverse engineering we can manufacture parts for which no information is available.
To do so we need a sample of the exsisting part.
All kind of diaphragms can be supplied.