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ISO 561:1989

Coal preparation plant — Graphical symbols

Standard Details

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.

General Information

Status : Published
Standard Type: Main
Document No: ISO 561:1989
Document Year: 1989
Pages: 13
Edition: 2
  • Section Volume:
  • ISO/TC 27/SC 1. Coal preparation: Terminology and performance
  • ICS:
  • 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

Life Cycle

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ISO 561:1989

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