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ISO 561:1989

Coal preparation plant — Graphical symbols ISO 561:1989

Publication date:   Nov 30, 1989

General information

90.93 Standard confirmed   May 16, 2023

ISO

ISO/TC 27/SC 1 Coal preparation: Terminology and performance

International Standard

01.080.30   Graphical symbols for use on mechanical engineering and construction drawings, diagrams, plans, maps and in relevant technical product documentation | 73.120   Equipment for processing of minerals

Buying

Published

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Scope

The symbols have been selected in accordance with the following principles: a) the plants should be widely used; b) the symbols should be easy to draw and readily be distinguishable one from another; c) the principle and not the appearance of any particular type of machine should be represented, d) where a single symbol represents a group of items for which separate symbols are s-tandardized nationally, the ISO symbol should be readily distinguishable from any one of the national symbols.

Life cycle

PREVIOUSLY

WITHDRAWN
ISO 561:1974

NOW

PUBLISHED
ISO 561:1989
90.93 Standard confirmed
May 16, 2023

REVISED BY

ABANDON
ISO/PWI 561

ABANDON
ISO/DIS 561