SIST EN ISO 22074-4:2024/A1:2026
Railway infrastructure - Rail fastening systems - Part 4: Test methods for resistance to repeated loading - Amendment 1 (ISO 22074-4:2022/Amd 1:2026)
Railway infrastructure - Rail fastening systems - Part 4: Test methods for resistance to repeated loading - Amendment 1 (ISO 22074-4:2022/Amd 1:2026)
- Статус документа:
- Действующий
- Формат:
- Электронный (PDF)
- Количество страниц:
- 7
- Дата публикации:
- 4 мая 2026 г.
- Издание:
- ISO 22074-4:2022/Amd 1:2026
- ICS:
- 45.080
Abstract
Overview
SIST EN ISO 22074-4:2024/A1:2026 is an amendment to the international standard for railway infrastructure, specifically focusing on rail fastening systems. This document, part of the ISO 22074 series and developed by CEN and ISO/TC 269/SC 1, provides . The amendment primarily revises the procedures for measuring clamping force during test cycles, ensuring higher accuracy and consistency with related standards, such as .
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