for secure shutoff of pipelines without expansion of the pipeline, full bore.
Either with open or closed housing, mode of operation horizontal or vertical
DN 400 up to DN 3000
Pressure class upon request
• No expansion of the pipeline, thus avoiding tensions within the pipeline.
• The unique Sammi mechanism enable the almost wear and tension free pressing and release of the sealing seat.
• The disc is moved automatically into its end position via stops, this ensures an exact and seamless alignment to the pipeline.
• Optional: Torque indicator for the correct setting of the clamping force.
♦ Secure shutoff of the pipeline or part of the plant to ensure safe accessibility or inspection of the downstream pipelines.
Materials: C-steel (CS), stainless steel (SS), duplex & super duplex
Operating conditions: high temperature, cryogenics, abrasive, corrosive
Medium: gaseous, also with hight contamination and solids
Application: Iron and steel industries, chemical and petrochemical industries, power plants, pulp and cement industries.