ISO/DIS 21770

Gas burners and gas appliances — Valve proving systems for automatic shut-off valves

General information

Current stage: 40.98 Effective date: Aug 29, 2003

Originator: ISO

Owner: ISO/TC 161

Type: International Standard

ICS: 27.060.20

Life cycle

NOW

ABANDON
ISO/DIS 21770
40.98 Project deleted
Aug 29, 2003

REVISED BY

WITHDRAWN
ISO 23551-4:2005

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