Spectacle Blinds

Applications for Pipeline Construction

Spectacle Blinds are used in pipeline constructions to shut off pipelines for maintenance, for pressure tests or to reduce the flow rate.

Normally the spectacle blind is mounted between two flanges. In petrochemical, steel and maritime industry as well as in entire refinery industry, spectacle blinds are often used for pipeline shut off.


Different Designs

Spectacle blinds can be designed differently (see figure) depending on the design, the spectacle blind is used either as figure 8 blank or as rotary disk.

Also depending on the design resp. on application, it is differentiated between blind disk, orifice disk or rotary disk.


Materials and Pipe diameters

We are able to supply spectacle blinds in all current materials and dimensions acc to DIN and ANSI. Special materials upon request.


Technical data

More details, technical data and dimensions are found on the datasheet “Spectacle Blinds” in the download section. We gladly provide information about special dimensions or custom-made products upon request.


Material Certificate 3.1

Of course you can get with every delivery a standard material certificate 3.1. Upon request it is also possible to provide approval acc. to 3.2 (normally Lloyds Register, or others).