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XV
Knife Gate Valve
Stafsj?’s knife gate valve XV gives a secure and tight shut-off, independent of pressure direction. The valve has good flow characteristics and can be used in applications with pulp, biomass and sludge, and the Polyurethane seated version further extend its field of applications to abrasive media.
Technical data
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Nominal diameter: |
DN 80 - DN 1000 |
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Face-to-face: |
DN 80 - DN 300 (EN 558 Series 20) |
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DN 350 - DN 800 (Company standard) |
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Flange accommodation: |
EN 1092 PN 10 |
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EN 1092 PN 16 |
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ASME/ANSI B16.5 |
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Class 150 |
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ASME/ANSI B16.47 |
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Class 150, Serie A |
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JIS B 2238 10K |
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AS 2129 Table D and E |
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BS 10 Table D |
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Marking: |
EN 19 |
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Tightness check: |
EN 12266 (Leakage Rate A) |
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ISO 5208 Class A |
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Temperature range: |
max. 180 °C |
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Max. Operating pressure: |
DN 80 - DN 350, 10 bar |
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DN 400 - DN 600, 6 bar |
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DN 700 - DN 800, 4 bar |
