CB T462-1996 Ventilation Grille
CB T462-1996 ventilation grille contains six types of forms, namely Type A, B, C, D, E, F. The materials of Type A and B are aluminum, and the materials of Type C, D, E and F are steel.
CB T462-1996 ventilation grille nominal diameter: DN100-DN400
Overview
Requirements：
Ventilation grille around the burr, sharp edges, cracks and other defects are not allowed.
Ventilation grille manufacturing is completed, the panel and the wind regulator plate should be flexible between the pull, and can be reliably positioned.
Ventilation grille panels, air conditioning board should be kept flat.
A type, B type ventilation grille panel and wind regulator plate should be anodized according to CB'/Z 92
The panels, enclosures and slots of Type C and Type D ventilation grilles shall be chrome plated and polished after welding.
Type E and F ventilation grilles are made of galvanized steel.
Drawing:
Type A:
Type B:
Type C:
Type D:
Type E:
Type F:
