SLF Knife Gate Valve for Abrasive Slurry

Stafsjö’s knife gate valves SLV and SLF are particularly suitable for abrasive and demanding slurry where operation reliability and low life cycle cost are emphasized. The SLV is a lugged version while the SLF is fully flanged and especially suitable on old non-centred pipes or low pressure applications.

Technical data

Nominal diameter:

DN 80 – DN 400


Stafsjö manufacturing standard

Flange accommodation:

EN 1092 PN 10
Class 150
AS 2129 Table D
AS 2129 Table E

Tightness check:

EN 12266-1:2012 rate A

Max. Operating pressure:

DN 80 – DN 400, 10 bar