Freestd Home >> Standards Wordwide >> Francaise de Normalisation(NF) >> NF P12-023-2-2004 specification for masonry units - part 3 : aggregate concrete masonry units dense and light-weight aggregates - national addition to nf en 771-3.
NF P12-023-2-2004 specification for masonry units - part 3 : aggregate concrete masonry units dense and light-weight aggregates - national addition to nf en 771-3.
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