ČAS - Věstník 2025-7

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33 Věstník 7/2025 prEN ISO 11670 Lasers and laser-related equipment Test methods for laser beam parameters Beam spatial stability (ISO/DIS 11670:2025) CEN/TC 123 2025-08-01 prEN ISO 11551 Optics and photonics Lasers and laser-related equipment Test method for absorptance optical laser components (ISO/DIS 11551:2025) CEN/TC 123 2025-08-14 prEN ISO 9053-1 Acoustics Determination airflow resistance - Part Static airflow method (ISO/DIS 9053-1:2025) CEN/TC 126 2025-08-07 prEN 18189 Rooflights and roof hatches Environmental Product Declarations Complementary product category rules (cPCR) 15804 CEN/TC 128 2025-08-07 prEN 17074 Sustainability construction works Environmental product declarations Product Category Rules for flat glass and channel shaped glass products CEN/TC 129 2025-08-14 prEN 601 Aluminium and aluminium alloys Castings - Chemical composition castings for use contact with foodstuff CEN/TC 132 2025-08-21 prEN 688 Resilient floor coverings Specification for corklinoleum CEN/TC 134 2025-07-31 prEN ISO 18490 Non-destructive testing Evaluation vision acuity of NDT personnel (ISO/DIS 18490:2025) CEN/TC 138 2025-07-24 prEN ISO 11997-1 Paints and varnishes Determination resistance to cyclic corrosion conditions Part 1: Wet (salt fog)/dry/humid (ISO/DIS 11997-1:2025) CEN/TC 139 2025-08-01 EN 474-1:2022/prA1 Earth-moving machinery Safety Part General requirements CEN/TC 151 2025-07-24 prEN ISO 15494 Plastics piping systems for industrial applications - Polybutene (PB), polyethylene (PE), polyethylene of raised temperature resistance (PE-RT), crosslinked polyethylene (PE-X), polypropylene (PP) Metric series for specifications for components and the system (ISO/DIS 15494:2025) CEN/TC 155 2025-08-19 prEN ISO 27065 Protective clothing Performance requirements for protective clothing worn operators applying pesticides and for re-entry workers (ISO/DIS 27065:2025) CEN/TC 162 2025-08-08 prEN 13348-1 Chimneys Thermal and fluid dynamic calculation methods Part Chimneys serving one combustion appliance CEN/TC 166 2025-08-14 prEN ISO 11986 Ophthalmic optics Contact lenses and contact lens care products Determination preservative uptake and release (ISO/DIS 11986:2025) CEN/TC 170 2025-07-24 prEN ISO 11987 Ophthalmic optics Contact lenses Determination of shelf-life (ISO/DIS 11987:2025) CEN/TC 170 2025-07-24 prEN ISO 18369-1 Ophthalmic optics Contact lenses Part 1: Vocabulary, classification system and recommendations for labelling specifications (ISO/DIS 18369-1:2025) CEN/TC 170 2025-08-07 prEN 18185 Sustainability construction works Environmental product declarations Product Category Rules for precast lightweight concrete with open structure and precast autoclaved aerated concrete CEN/TC 177 2025-08-07 prEN ISO 13971 Refrigeration systems and heat pumps Flexible pipe elements, vibration isolators, expansion joints and non-metallic tubes Requirements and classification (ISO 13971:2012) CEN/TC 182 2025-08-21 prEN ISO 4027 Fasteners Hexagon socket set screws with truncated cone point (ISO/DIS 4027:2025) CEN/TC 185 2025-07-21