4324 / 2023

الدهانات والورنيشات – التجوية الطبيعية للطلاء – التعرض والتقييم (ISO 2810/2020)(متبناة)

This document specifies the conditions to take into consideration when selecting the type of natural weathering and the natural weathering procedure to determine the resistance of coatings or coating systems (direct weathering or weathering behind windo