Knife Gate Valve VN series / Semi Lug, DIN Valve

Type : Semi Lug, DIN Valve
Features : Bidirectional, Tight Shut-Off
Application : Standard, Economical
Pressure Rating : 0 ~ 10 Bar
Temperature : 100 C
Body : Cast Iron, SS 316
Gate : SS 304, 316 L
Seal : NBR
Size : 2" ~ 56"
Flange : PN 10/16
Face to Face : EN 558, ISO 5752 series 20

WEY VN series is most popular model used with quality performance and cost effective.
https://www.weyvalve.com/en/products/knife-gate-valves/vn