Industrial valves. End-to-end and centre-to-end dimensions for valves with threaded ends

Industrial valves. End-to-end and centre-to-end dimensions for valves with threaded ends

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1   Scope

This European Standard specifies the end-to-end and centre-to-end dimensions for valves with threaded ends with connecting dimensions in compliance with EN ISO 228‑1 or EN 10226‑1, used in PN and Class designated piping systems.
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 1 500, Class 2 500.
The range of nominal size is:
  • — DN 4; DN 6; DN 8; DN 10; DN 15; DN 20; DN 25; DN 32; DN 40; DN 50; DN 65; DN 80; DN 100.

NOTE 1 See Annex C for the relationship between nominal size (DN) and nominal pipe size (NPS).

NOTE 2 Valves having screwed end profiles different from those specified in EN ISO 228‑1 or EN 10226‑1, may use the same dimensions than those specified in Table 1.