Alarm systems - Intrusion and hold-up systems - Part 2-6: Opening contacts (magnetic)
Edition 2013-07-15

Soil - Opening of a well or inspection trench, with removal of disturbed and undisturbed samples - Procedure
Edition 2024-02-29

Fishing nets - Method of test for the determination of mesh size - Part 1: Opening of mesh (ISO 16663-1:2009)
Edition 2009-09-09

Alarm systems - Intrusion and hold-up systems - Part 2-6: Opening contacts (magnetic)
Edition 2009-07-29

Alarm systems - Intrusion and hold-up systems - Part 2-6: Opening contacts (magnetic)
Edition 2014-05-14

Standard Test Methods for Measuring the Opening Size of Geohazard Nettings
Edition 2022

Standard Test Method for Determination of Crack-Tip-Opening Angle of Ferritic Steels Using DWTT-Type Specimens
Edition 2020

Standard for Fire Doors and Other Opening Protectives
Edition 2022

Standard for Smoke Door Assemblies and Other Opening Protectives
Edition 2022

Penalties in Performance of Three-Phase, Four-Wire, 400-Cycle Motors Causes By the Opening of One Phase
Edition 2017-11-30