AS R31.7-1966
Superseded
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
A superseded Standard is one, which is fully replaced by another Standard, which is a new edition of the same Standard.
Methods for the physical testing of refractories and refractory materials The determination of permeability to air
Hardcopy , PDF 1 User , PDF 3 Users , PDF 5 Users , PDF 9 Users
03-17-2023
English
01-01-1966
This method specifies a procedure for the determination of permeability to air by measuring the rate of flow of a gas through a unit area of a refractory at unit pressure gradient.
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