ISO 834-9非承重吊顶构件的特殊要求
日期:2020-03-23 11:21
构件的吊顶，该类吊顶构件的耐火性能可以按ISO 834-5。
ISO 834-9 specifies test procedures for determining the fire resistance of non-loadbearing ceiling elements, which possess fire resistance independent of any building element above them, when exposed to heating from below the ceiling. It is applicable to self-supporting ceilings and to ceilings suspended from, or fixed directly to, a supporting construction. It is not applicable to ceilings used as a horizontal fire barrier for the protection of
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12/24 01:54