Normativa ISO UNE gratis

Fecha de publicación: 25/04/1991 Onions — Guide to storage ISO 1673:1991

Fecha de publicación: 25/04/1991 Road vehicles — Metric starter motor pinions — Part 1: Currently used pinions ISO 9457-1:1991

Fecha de publicación: 25/04/1991 Road vehicles — Diametral pitch starter motor pinions ISO 8123:1991

Fecha de publicación: 25/04/1991 Commercial vehicles and buses — Mounting dimensions for alternators of types 1, 2 and 3 ISO 7651:1991

Fecha de publicación: 02/05/1991 Information technology — Progamming languages — Extended Pascal ISO/IEC 10206:1991

Fecha de publicación: 02/05/1991 Plastics pipes and fittings — Dimensions of sockets and spigots for discharge systems inside buildings — Part 1: Unplasticized poly(vinyl chloride) (PVC-U) and chlorinated poly (vinyl chloride) (PVC-C) ISO 8283-1:1991

Fecha de publicación: 09/05/1991 Steel and iron — Determination of titanium content — Diantipyrylmethane spectrometric method ISO 10280:1991

Fecha de publicación: 09/05/1991 Information processing systems — Data communications — Use of the X.25 packet level protocol in local area networks — Technical Corrigendum 1 ISO/IEC 8881:1989/Cor 1:1991

Fecha de publicación: 16/05/1991 Measurement of fluid flow in closed conduits — Vocabulary and symbols ISO 4006:1991

Fecha de publicación: 16/05/1991 Glass — Resistance to attack by a boiling aqueous solution of mixed alkali — Method of test and classification ISO 695:1991