ONORM EN ISO 7231 : 2010
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
POLYMERIC MATERIALS, CELLULAR, FLEXIBLE - DETERMINATION OF AIR FLOW VALUE AT CONSTANT PRESSURE-DROP
24-11-2023
12-01-2013
Defines a procedure for determination of the air flow value of cellular polymeric flexible materials. Air flow values may be used to indicate the effects of formulation and production variables on the cellular structure.
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