ISO 561:1989
Subscribe to updates

Coal preparation plant -- Graphical symbols

(Not available in French)

This standard was last reviewed and confirmed* in 2015.

*Therefore this version remains current


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.


  • Document published on: 1989-11-30
    Edition: 2 (Monolingual) ICS: 01.080.30; 73.120
    Status: Published Stage: 90.93 (2015-10-06)
    TC/SC: ISO/TC 27/SC 1 Number of Pages: 13
  • Revises: ISO 561:1974

  • No corrigenda or amendments available

Related standards

  • PDF

    This format preserves the paper layout, and is watermarked

  • EPUB

    This format allows documents to be read on tablets and smartphones


    Enhanced user-friendly colour PDF format


    See any updates made from previous versions at a glance


    Normally A4 size documents. Shipping costs apply


Swiss francs CHF 88

Add to basket

Got a question?

Check out our FAQs

Email customer services
or call us on +41 22 749 08 88
09:00 – 12:30, 14:00 – 17:00 (UTC+1).