Steel Reverse Rotation Check Valve K0, ZO for Effective Flow Management

Steel butterfly valves (valves):
PN 1,6 DN 50, 80, 100, 150, 200, 250, 250, 300, 350, 400, 400, 500, 600, 700, 800, 800, 1000, 1200;
PN 2,5 DN 50, 80, 100, 150, 200, 250, 300, 350, 400, 400, 500, 600, 700, 800, 800, 1000, 1200;
PN 4,0 DN 50, 80, 100, 150, 200, 250, 300, 350, 400, 400, 500, 600, 700, 800, 800, 1000, 1200;
PN 6,3 DN 50, 80, 100, 150, 200, 250, 300, 350, 400, 400, 500, 600, 700, 800, 800, 1000, 1200;
PN 8,0 DN 50, 80, 100, 150, 200, 250, 300, 350, 400, 400, 500, 600, 700, 800, 800, 1000, 1200;
PN 10,0 DN 50, 80, 100, 150, 200, 250, 300, 350, 400, 400, 500, 600, 700, 800, 1000, 1200;
PN 12,5 DN 100, 150, 200, 250, 300, 350, 400, 400, 500, 600, 700, 800, 800, 1000, 1200;
PN 16,0 DN 100, 150, 200, 250, 300, 350, 400,
designed for installation in order to prevent reverse flow of working medium on main oil pipelines and oil product pipelines, in technological schemes of pumping stations and tank farms in areas with seismicity up to 10 points inclusive on MSK-64 scale and providing ......