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BS 476-4:1970

Действует
Fire tests on building materials and structures. Non-combustibility test for materials — 12 стр.
Includes definition of non-combustibility. Determines whether materials, with or without coatings, used in construction or finishing of buildings meet the definition.
ICS
13.220.50 Fire-resistance of building materials and elements / Огнестойкость строительных материалов и элементов