Delta Industrial™ Knife Gate Valves | Weir
The Delta Industrial™ 30S and 30L series valves are a fully rated ASME Class 300 (PN50) guided shear gate designed for severe duty applications. View product. Delta Industrial™ Class 600 knife gate valves. The Delta Industrial™ Class 600 valves are a fully rated ASME Class 600 (PN100) guided shear gate designed for higher working pressure.