Normativa ISO UNE gratis

Fecha de publicación: 15/12/1988 Petroleum and liquid petroleum products — Calculation of oil quantities — Part 2: Dynamic measurement ISO 4267-2:1988

Fecha de publicación: 29/12/1988 Hardmetals — Rockwell hardness test (scale A) — Part 2: Preparation and calibration of standard test blocks ISO 3738-2:1988

Fecha de publicación: 29/12/1988 Petroleum liquids — Automatic pipeline sampling ISO 3171:1988

Fecha de publicación: 29/12/1988 Pipes and fittings of plastics materials — Fittings for domestic and industrial waste pipes — Basic dimensions: Metric series — Part 1: Unplasticized poly(vinyl chloride) (PVC-U) ISO 265-1:1988

Fecha de publicación: 29/12/1988 Sorghum — Determination of tannin content ISO 9648:1988

Fecha de publicación: 29/12/1988 Refractory products — Sampling of raw materials and unshaped products — Part 1: Sampling scheme ISO 8656-1:1988

Fecha de publicación: 29/12/1988 Plastics film and sheeting — Determination of impact resistance by the free-falling dart method — Part 1: Staircase methods ISO 7765-1:1988

Fecha de publicación: 29/12/1988 Wheat flour — Physical characteristics of doughs — Part 3: Determination of water absorption and rheological properties using a valorigraph ISO 5530-3:1988

Fecha de publicación: 02/02/1989 Information processing systems — Open Systems Interconnection — Basic Reference Model — Part 2: Security Architecture ISO 7498-2:1989

Fecha de publicación: 09/02/1989 Acoustics — Determination of dynamic stiffness — Part 1: Materials used under floating floors in dwellings ISO 9052-1:1989