20/30410943 DC
BS EN 558. Industrial valves. Face-to-face and centre-to-face dimensions of metal valves for use in flanged pipe systems. PN and Class designated valves
| Edition date: |
2020-09-17
In Force
|
|---|---|
| Available languages: | English |
| Summary: | This document specifies the “face-to-face” (FTF) and “centre-to-face” (CTF) dimensions for PN and Class designated metal valves used in flanged pipe systems. This document covers valves with the following PN, Class and DN values:
For valves in other shell materials than metal the same FTF and CTF dimensions can be used. For relationship between DN and NPS, see Annex B. |
| ICS: | |
| CTN: | PSE/18/1 - PSE/18/1 |










