Industrial valves - Mounting kits for part-turn valve actuator attachment (ISO 5640:2024); German and English version prEN ISO 5640:2024

Medical laboratories - Concepts and specifications for the design, development, implementation, and use of laboratory-developed tests (ISO/DIS 5649:2023); German and English version prEN ISO 5649:2023

Plastics - Smoke generation - Determination of optical density by a single-chamber test (ISO/DIS 5659:2024); German and English version prEN ISO 5659:2024

Resistance welding - Spot welding electrodes - Female electrode caps (ISO/DIS 5821:2024); German and English version prEN ISO 5821:2024

Gas analysis - Comparison methods for determining and checking the composition of calibration gas mixtures (ISO/DIS 6143:2023); German and English version prEN ISO 6143:2023

Paints and varnishes - Determination of resistance to humidity - Part 2: Condensation (in-cabinet exposure with heated water reservoir) (ISO/DIS 6270-2:2024); German and English version prEN ISO 6270-2:2024

Plastics - Determination of matter extractable by organic solvents (conventional methods) (ISO/DIS 6427:2024); German and English version prEN ISO 6427:2024

Metallic materials - Brinell hardness test - Part 1: Test method (ISO/DIS 6506-1:2023); German and English version prEN ISO 6506-1:2023

Metallic materials - Brinell hardness test - Part 2: Verification and calibration of testing machines (ISO/DIS 6506-2:2023); German and English version prEN ISO 6506-2:2023

Metallic materials - Brinell hardness test - Part 3: Calibration of reference blocks (ISO/DIS 6506-3:2023); German and English version prEN ISO 6506-3:2023