I.S. EN ISO 21970-1:2019
Current
The latest, up-to-date edition.
Plastics - Polyketone (PK) moulding and extrusion materials - Part 1: Designation system and basis for specifications (ISO 21970-1:2019)
Hardcopy , PDF
English
09-22-2019
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
This document establishes a system of designation for polyketone (PK) moulding and extrusion materials which may be used as the basis for specifications.
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