Datatypes

ISO paper size (A, B and C series)

ID iso_paper_size

DatatypeNot PIIcategoricalDraft

This record is a draft: it has not been reviewed yet and may be incomplete or wrong. Do not rely on it for compliance decisions. Help improve it (see CONTRIBUTING.md).

Name of a paper size of ISO 216: the letter of the series and a number from 0 to 10. A0 has an area of one square metre and sides in the ratio of the square root of 2 to 1; each next number halves the area, so A4 is 210 x 297 mm. B sizes lie between neighbouring A sizes, and C sizes, used for envelopes, lie between the A and B sizes of the same number. Printing, office supply and procurement data name paper, print and poster formats this way. North American sizes such as Letter are not covered, and the Cyrillic letter А, often typed in Russian data, is not accepted.

Categories
Publishing and print
Countries
Global (not tied to a country)
Languages
Common to most languages
Quality
80/100 · missing: mapping (Wikidata, Schema.org, ...), detector coverage
Metacrafter rules
no detection rule yet
Supported by tools
no tool record lists this type yet

Regular expression

^[ABC](?:10|\d)$

Python re syntax.

Examples

ValueDescription
A4210 x 297 mm
A3297 x 420 mm
B5B series
C5Envelope for an A5 sheet or a folded A4 sheet
Letter invalidNorth American size, not an ISO size

Translations

LanguageNameDescription
RussianФормат бумаги ISO (серии A, B и C)Обозначение формата бумаги по ISO 216: буква серии и номер от 0 до 10, например A4.

Sources

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