AS ISO 8643:2020
Earth-moving machinery — Hydraulic excavator and backhoe loader lowering control device — Requirements and tests

Standard No.

AS ISO 8643:2020

Release Date

2020

Published By

Standard Association of Australia （SAA）

Latest

AS ISO 8643:2020

Scope

Identically adopts ISO 8643:2017, establishing uniform requirements and test procedures for lowering control devices fitted on the boom, intermediate boom and arm cylinders of hydraulic excavators and backhoe loaders to control the rate of drop in the case of a hydraulic line failure or rupture.

AS ISO 8643:2020 history

• 2020 AS ISO 8643:2020 Earth-moving machinery — Hydraulic excavator and backhoe loader lowering control device — Requirements and tests