DIN Standards Committee Chemical Apparatus Engineering
DIN 28124-4
Manhole closures - Part 4: Swivel devices
Mannlochverschlüsse - Teil 4: Schwenkvorrichtungen
Overview
This standard applies to swivel devices on manhole closures according to DIN 28124-1 through 28124-3. The swivel arms of the swivel devices are interchangeable in both vertical and horizontal positions. For manhole nozzles attached at an angle, the pivoting axis must be vertical. This document has been prepared by Working Committee NA 012-00-01 AA "Anlagenteile" ("Process equipment") of the Chemical Apparatus Standards Committee (FNCA) at DIN. DIN 28124 "Mannlochverschlüsse" ("Manhole closures") consists of: Part 1: For unpressurized vessels Part 2: For pressure vessels Part 3: For pressure - covered Part 4: Swivel devices