I.S. 41:1975
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
Hardcopy , PDF
12-13-2005
English
11-20-1975
Specifies dimensions, weight, and transverse strength for various types of gypsum plasterboard. Also gives provisions in regard to composition, quality, and finish, testing and sampling.
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