This part specifies definitions and commercial specifications for terms, dimensions and symbols for road rollers, backfill compactors, and their devices and accessories. This section applies to any form of road rollers, backfill compactors.
GB/T 7920.5-2003 history
2003GB/T 7920.5-2003 Earth-moving-machinery-Rollers and landfill compactors-Terminology and commercial specification