00.00 2 qer 2025
ISO
ISO/TC 131/SC 8
International Standard
This document specifies methods for determining the performance and efficiency of hydraulic fluid power positive displacement pumps, motors and integral transmissions. It applies to components having continuously rotating shafts.
This document specifies the requirements for test installations, test procedures under steady-state conditions and the presentation of test results.
PUBLISHED
ISO 4409:2019
IN_DEVELOPMENT
ISO/PWI 4409
00.00
Proposal for new project received
2 qer 2025