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NBN ISO 19240:2021
Industrial valves — Lined metal quarter turn and check valves for chemical process and related industries
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Summary
This document 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.
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.
Technical characteristics
| Publisher | Bureau de Normalisation Belge (NBN) |
| Publication Date | 06/09/2021 |
| Page Count | 14 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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