ASTM B 921 : 2008 : R2018
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Hardcopy , PDF
11-09-2023
English
10-23-2018
CONTAINED IN VOL. 02.05, 2017 Defines the requirements relating to rinsed and non-rinsed non-hexavalent chromium conversion coatings on aluminium and aluminium alloys intended to give protection against corrosion and as a base for other coatings.
Access your standards online with a subscription
Features
-
Simple online access to standards, technical information and regulations.
-
Critical updates of standards and customisable alerts and notifications.
-
Multi-user online standards collection: secure, flexible and cost effective.