Industrial valves — Lined metal quarter turn and check valves for chemical process and related industries
NORMA vydána dne 10.5.2017
Designation standards: ISO 19240:2017
Publication date standards: 10.5.2017
The number of pages: 7
Approximate weight : 21 g (0.05 lbs)
Country: International technical standard
Kategorie: Technické normy ISO
Description / Abstract: ISO 19240:2017 specifies requirements for design, dimensions, material, fabrication and production testing of lined metal quarter turns valves (plug valves, butterfly valves, ball valves) and check valves with flanged, wafer and wafer lug body types. It covers valves of the nominal sizes, DN: - 15, 20, 25, 32, 40, 50, 65, 80, 100, 125, 150, 200, 250, 300, 350, 400, 450, 500, 600, 700, 750, 800, 900, 1 000, 1 200; corresponding to nominal pipe sizes, NPS 1/2 to NPS 48, and applies to pressure designations: - PN 10, 16, 25, 40; - Class 150, 300.