AS ISO 7129:2021 – Earth-moving machinery -Cutting edgesused on tractor-dozers, graders and scrapers—Principal shapes and basic dimensions.
AS ISO 7129 specifies
— the principal shapes and dimensions of the cross-section.
— the hole location for the mounting bolts,
— the shapes and dimensions of holes for the mounting bolts,
forcutting used on tractor-dozers, graders and scrapers, as defined in ISO 6165, taking interchangeability Into consideration.
NOTE Some values in inches in this International Standard are not equivalent to the corresponding values in millimetres because widely used values have been adopted
2 Normative reference
The following standard contains provisions which, through reference in this text, constitute provisions of this International Standard. At the time of publication, the edition indicated was valid. All standards are subject to revision, and parties to agreements based on this International Standard are encouraged to investigate the possibility of applying the most recent edition of the standard indicated below, Members of IEC and ISO maintain registers of currently valid International Standards.
ISO 6165:1997. Earth-moving machinery — Basic types — Vocabulary.
3 Cross-sections of cutting edges — Principal shapes and basic dimensions
The principal shapes and basic dimensions of the cutting edge cross-section shall be as shown in fieures Land 2 and given in tables 1 and 2.