This European Standard applies to all industrial process control valves (hereafter referred to as control valves). This European Standard specifies the design and performance requirements including material, pressure/temperature ratings, dimensions, testing and marking. The range of nominal size is: DN 10; DN 15; DN 20; DN 25; DN 32; DN 40; DN 50; DN 65; DN 80; DN 100; DN 125; DN 150; DN 200; DN 250; DN 300; DN 350; DN 400; DN 450; DN 500; DN 600; DN 700; DN 750; DN 800; DN 900; DN 1000; DN 1200. The range of PN is: PN 10; PN 16; PN 25; PN 40; PN 63; PN 100; PN 160; PN 250; PN 320; PN 400. The range of Class is: Class 150, Class 300, Class 600, Class 900, Class 1500, Class 2500, Class 4500. Pinch valves are excluded from the scope of this European Standard. Cast iron Class designated flanges are excluded from the scope of this European Standard.