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Norm
ISO 7121:1986
Issue date: 1986 04 24
Flanged steel ball valves
Specifies requirements for nominal pressure ranges from ISO PN10 to ISO PN100 and nominal sizes from DN10 to DN500. Contains definitions and figures to illustrate them. G...
Withdrawn: 2006 05 11
Publisher:
International Organization for Standardization
Format:
Digital | 9 Pages
Language:
English
Currently valid:
ICS
Specifies requirements for nominal pressure ranges from ISO PN10 to ISO PN100 and nominal sizes from DN10 to DN500. Contains definitions and figures to illustrate them. Gives tables for body wall thickness, body and port inside diameter, effective diameters, and drain tappings. Includes an annex for information to be specified by purchaser.
Norm
Issue date :
2006 05 11
Steel ball valves for general-purpose industrial applications
