Aerospace process — Anodic treatment of aluminium alloys — Chromic acid process 40 V DC, undyed coat...
Gives requirements for producing and testing. Sealed anodic coatings are applied to improve resistance to corrosion and as a pretreatment for painting. Unsealed anodic coatings provide a suitable surface for the application of structural adhesives and allow increased durability for paints. Gives information on technical requirements, quality assurance provisions, packaging and delivery.
Aerospace process — Anodic treatment of aluminium alloys — Chromic acid process 20 V DC, undyed coat...
Includes requirements for producing and testing. Sealed anodic coatings are applied to improve resistance to corrosion and as a pretreatment for painting. Unsealed anodic coatings provide a suitable surface for the application of structural adhesives and allow increased durability for paints. Gives information on technical requirements, quality assurance provisions, packaging and delivery.
1. Scope
1.1
This Standard applies to cord-connected and permanently connected fans and
ventilators intended to be connected to supply circuits of 600 V and less, for
use in accordance with the Rules of the Canadian Electrical Code, Part 1.
1.2
This Standard applies to fans and ventilators for ventilating or exaust
purposes and filter units consisting of an air circulating fan and a…
Extension of the Cyrillic alphabet coded character set for bibliographic information interchange
Specifies a set of 42 graphic characters with their coded representations. Consists of a code table and a legend showing each graphic, its use, and its name. Explanatory notes are also included. These characters, together with characters in the basic Cyrillic set, constitute a character set for the international interchange of bibliographic citations, including their annotations, in the Cyrillic…
