Industrial automation systems and integration - Parts library - Part 20: Logical resource; Logical model of expressions
Edition 1998-07

Safety of toys - Part 20: Microbiological safety of toys containing accessible aqueous media; German and English version prEN 71-20:2025
Edition 2025-02

Testing hardened concrete - Part 20: Determination of porosity; German and English version prEN 12390-20:2025
Edition 2025-03

Aircraft ground support equipment - Specific requirements - Part 20: Electrical ground power units; German and English version prEN 12312-20:2025
Edition 2025-05

Ceramic tiles - Part 20: Determination of deflection of ceramic tiles for calculating their radius of curvature (ISO 10545-20:2022); German version EN ISO 10545-20:2022
Edition 2022-09

Small-bore connectors for liquids and gases in healthcare applications - Part 20: Common test methods (ISO 80369-20:2024); German version EN ISO 80369-20:2024
Edition 2025-03

Copper and copper alloys - Plumbing fittings - Part 20: Definitions, thread dimensions, test methods, reference data and supporting information; German version EN 1254-20:2021+A1:2025
Edition 2025-04

Woodworking machines - Safety - Part 20: Horizontal cutting cross-cut sawing machines with one saw unit (radial arm saws) (ISO/DIS 19085-20:2024); German and English version prEN ISO 19085-20:2024
Edition 2025-01

Road vehicles - Vehicle to grid communication interface - Part 20: 2nd generation network layer and application layer requirements (ISO 15118-20:2022); English version EN ISO 15118-20:2022, only on CD-ROM
Edition 2022-12

Road vehicles - Vehicle to grid communication interface - Part 20: 2nd generation network layer and application layer requirements - Amendment 1: AC DER service, MCS service, and improved security concept (ISO 15118-20:2022/DAM 1:2024); English version EN ISO 15118-20:2022/prA1:2024
Edition 2025-02