DIN EN ISO 21970-1 E : 2019现行
Plastics – Polyketone (PK) moulding and extrusion materials – Part 1: Designation system and basis for specifications
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
This document establishes a system of designation for polyketone (PK) moulding and extrusion materials which may be used as the basis for specifications.
ISO 21970-1:2018 - Identical
EN ISO 21970-1 : 2018 - Identical
EN ISO 21970-1 : 2018 - Identical
ISO 21970-1:2018 - Identical
ISO 21970-1:2018 FR - Identical
