BS 2X 32:1998+A2:2020

This standard BS 2X 32:1998+A2:2020 Specification for pre-treatment etch primer for aerospace purposes is classified in these ICS categories:

• 49.040 Coatings and related processes used in aerospace industry

This British Standard specifies requirements for the materials and performance of a water‑resistant, two pack pretreatment etch primer for aerospace applications, including specific reference to the use of two Chromium (VI) substances (see 4.1.2).

The pretreatment etch primer is for use on metallic substrates to provide adhesion for an anti-corrosive primer and finishing scheme.

Information on application for type approval is provided in Annex A.