ISO 7121:1986

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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. 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.

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Flanged steel ball valves

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Historical

ISO 7121:1986

Flanged steel ball valves

Are the documents at the ANSI Webstore in electronic Adobe Acrobat PDF format only?

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