Uni-directional MSS SP-81 knife gate valve
ET (SER.20)
Uni-directional MSS SP-81 lug type knife gate valve for general industrial applications
The ET model knife gate is a uni-directional lug type valve designed according to MSS-SP-81 and TAPPI-TIS 405 for industrial service applications.
The design of the body and seat assures non-clogging shutoff on suspended solids in industries such as:
- Pulp and Paper
- Power plants
- Mining
- Chemical plants
- Wastewater
- Food and Beverage
- etc.
Sizes
DN 2"/50 to DN 36"/900 (larger diameters on request)
Working pressure
DN 2"/50 to 24"/600: 150 psi (10 bar)
DN 30"/750: 100 psi (7 bar)
DN 36"/900: 100 psi (7 bar)
Standard flange connection
ASME B16.5 (class 150)
EN1092 PN10
Other flange connection on request
Directives
For EU Directives and other Certificates please see the document: Directives & Certificates Compliance - Knife Gate Valves – Catalogues and Datasheets
Please contact Orbinox for information and availability of categories and zones.

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ContactDownloads
- ET (SER.20) - Unidirectional-MSS SP-81 (Metric) (Catalogues)pdf - 1.50 MB
- SER.20 - Unidirectional-MSS SP-81 (Imperial) (Catalogues)pdf - 1.44 MB
- ET - Unidirectional-MSS SP-81 (Metric) (Datasheets)pdf - 960.82 KB
- SER.20 - Unidirectional-MSS SP-81 (Imperial) (Datasheets)pdf - 894.82 KB
- Installation Operation & Maintenance Manual ET (Manuals)pdf - 892.51 KB
- Installation Operation & Maintenance Manual ET bonnet (Manuals)pdf - 721.92 KB
- Directives and Certificates Compliance - Knife Gate Valves -Catalogues and datasheets (Certificados)pdf - 157.30 KB
- Directives and Certificates Compliance - Knife Gate Valves -IOM (Certificados)pdf - 351.89 KB
