CARACTERIZACION DE LAS TUBERIAS EN LOS DIBUJOS E INSTALACIONES INDUSTRIALES
CHARACTERISATION OF PIPES IN DRAWINGS AND INDUSTRIAL INSTALATIONS.
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01.070 / Colour coding
01.100.20 / Mechanical engineering drawings
23.040.01 / Pipeline components and pipelines in general
CTN 1 - General standards
It is cancelled by: UNE 1063:2000
