Wika Model 990.29 Diaphragm seal - extended diaphragm

The model 990.29 diaphragm seal is available in a wide variety of dimensions following the usual standards for this market. Due to the extended diaphragm, the diaphragm seal can be used at thick-walled or insulated locations in pipeline and vessel construction.

For the implementation of demanding customer applications, there are a wide variety of designs, materials and system fill fluids available.

For the material selection WIKA offers a variety of solutions, in which the upper body of the diaphragm seal, the extension and the wetted parts can be made of identical or different materials. The diaphragm and the extension can, as an alternative, be coated.

Special features

■ Flange with extended welded diaphragm 

■ Common standards and nominal widths available 

■ When special materials are selected, all wetted parts are made of the selected material

■ Robust, all welded design

Play Video

Visit Partner Website