Shut-off valves through models "KZ P", "KZP 400" with nominal diameters up to DN 500 for nominal pressures up to PN 80 MPa (800 kgf/cm2) inclusive, designed for use as shut-off devices on process pipelines for water, steam, hydrocarbons, their mixtures, cryogenic media, as well as other working media, in relation to which materials of main valve parts are corrosion-resistant, with working medium temperature from minus 269°C to +560°C depending on design, material versions and working medium parameters.
Valves are designed for operation in areas with temperate and cold climate in versions, respectively, "U", "??" and "???", placement category "1" according to GOST 15150.
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