Найдено: 28
Overview EN ISO 21971:2024 (identical to ISO 21971:2019) defines the standardized method for determining hoop tensile properties of ceramic matrix composite (CMC) tubes at ambient temperature and atm…
Overview EN ISO 21976:2020 (identical to ISO 21976:2018) is a CEN-adopted standard that specifies requirements and provides guidance for the application, use and check of tamper verification features…
Overview EN ISO 21970-2:2019 (CEN adoption of ISO 21970-2:2019) defines standardized methods for preparing test specimens and for determining the physical and mechanical properties of thermoplastic p…
Overview EN ISO 21970-1:2019 - Plastics: Polyketone (PK) moulding and extrusion materials - Part 1: Designation system and basis for specifications establishes a standardized system for identifying a…
1 Scope This document establishes a system of designation for polyketone (PK) moulding and extrusion materials which may be used as the basis for specifications. Polyketone polymer chains are built u…
What is this standard about? This document specifies the methods of preparation of test specimens and the standard test methods to be used in determining the properties of thermoplastic polyketone mo…
What is ISO 21978 about? ISO 21978 specifies test conditions for determining the seasonal performance characteristics of air source heat pump water heaters for space heating with electrically driven…
Overview ISO 21978:2023 - "Air to water heat pumps - Testing and rating at part load conditions and calculation of seasonal coefficient of performance for space heating" - defines test conditions and…
Overview Standard Reference: ISO 21976:2018 Title: Packaging - Tamper verification features for medicinal product packaging (ISO) ISO 21976:2018 specifies requirements and provides guidance for the a…
Overview ISO 21973:2020 - Biotechnology - General requirements for transportation of cells for therapeutic use - defines high-level requirements and points to consider for transporting human cells an…
Overview ISO 21970-1:2019 specifies a standardized designation system for polyketone (PK) moulding and extrusion materials to be used as the basis for material specifications. It covers PK terpolymer…
Overview ISO 2197:1972 specifies a list of recommended methods of test and the procedure for preparation of the test sample for sodium hydrogen carbonate for industrial use. Prepared by ISO/TC 47 (Ch…
Overview ISO 21971:2019 - Fine ceramics (advanced ceramics, advanced technical ceramics) - specifies a standardized method for determining hoop tensile properties of ceramic matrix composite (CMC) tu…
Overview ISO 2:1973 is an international standard established by the International Organization for Standardization (ISO) that defines the designation of the direction of twist in textile yarns and re…
Overview ISO 21970-2:2019 specifies how to prepare test specimens and determine properties of thermoplastic polyketone (PK) moulding and extrusion materials. It defines handling and conditioning requ…