ISO/NP 18991

ISO 13351 Fans — Dimensions

General information

Current stage: 10.20 Effective date: Sep 21, 2022

Originator: ISO

Owner: ISO/TC 117

Type: International Standard

Scope

This International Standard gives dimensional details of circular and rectangular flanges of fans in addition to specifying the fan size designation. For circular flanges, the values specified in ISO 6580 have been retained for light-duty fans, in parallel with those values given in Tables 3 and 4 for medium- and heavy-duty fans.

Life cycle

NOW

IN_DEVELOPMENT
ISO/NP 18991
10.20 New project ballot initiated
Sep 21, 2022

Preview

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