Description
Documentation:
XV Knife Gate Valve
Stafsjö’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
Nominal diameter:
DN 80 – DN 1000
Face-to-face:
DN 80 – DN 300 (EN 558 Series 20)
DN 350 – DN 800 (Company standard)
DN 350 – DN 800 (Company standard)
Flange accommodation:
EN 1092 PN 10
EN 1092 PN 16
ASME/ANSI B16.5
Class 150
ASME/ANSI B16.47
Class 150, Serie A
JIS B 2238 10K
AS 2129 Table D to E
BS 10 Table D
EN 1092 PN 16
ASME/ANSI B16.5
Class 150
ASME/ANSI B16.47
Class 150, Serie A
JIS B 2238 10K
AS 2129 Table D to E
BS 10 Table D
Marking:
EN 19
Tightness check:
EN 12266 (Leakage Rate A)
ISO 5208 Class A
ISO 5208 Class A
Temperature range:
max. 180 °C
Max. Operating pressure:
DN 80 – DN 350, 10 bar
DN 400 – DN 600, 6 bar
DN 700 – DN 800, 4 bar
DN 400 – DN 600, 6 bar
DN 700 – DN 800, 4 bar
