Industrial plate screens — Codification for designating perforations
NORMA vydána dne 1.12.1983
Označení normy: ISO 7806:1983
Datum vydání normy: 1.12.1983
Počet stran: 5
Přibližná hmotnost: 15 g (0.03 liber)
Země: Mezinárodní technická norma
Kategorie: Technické normy ISO
Description / Abstract: The perforation of a plate is designated by 1: shape of the holes, 2. aperture size, 3. mutual arrangement of holes, 4. pitch, 5. orientation of the arrangement of the perforations relative to the edges of the plate. The code expresses the items of designation by symbols and magnitudes in the sequence above. The standard applies to perforated plates regardless of the plate material.