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Hydraulic fluid power — Determination of pressure ripple levels generated in systems and components — Part 1: Method for determining source flow ripple and source impedance of pumps

90.93 Standard confirmed

ISO/TC 131/SC 8

Hydraulic fluid power — Determination of pressure ripple levels generated in systems and components — Part 2: Simplified method for pumps

90.93 Standard confirmed

ISO/TC 131/SC 8

Hydraulic fluid power — Determination of pressure ripple levels generated in systems and components — Part 3: Method for motors

90.92 Standard to be revised

ISO/TC 131/SC 8

Hydraulic fluid power — Fatigue pressure testing of metal pressure-containing envelopes — Part 1: Test method

90.93 Standard confirmed

ISO/TC 131/SC 8

Hydraulic fluid power — Fatigue pressure testing of metal pressure-containing envelopes — Part 2: Rating methods

90.93 Standard confirmed

ISO/TC 131/SC 8

Hydraulic fluid power — Determination of the fluid-borne noise characteristics of components and systems — Part 1: Introduction

90.93 Standard confirmed

ISO/TC 131/SC 8

Hydraulic fluid power — Determination of the fluid-borne noise characteristics of components and systems — Part 2: Measurement of the speed of sound in a fluid in a pipe

90.92 Standard to be revised

ISO/TC 131/SC 8

Hydraulic fluid power — Determination of the fluid-borne noise characteristics of components and systems — Part 3: Measurement of hydraulic impedance

60.60 Standard published

ISO/TC 131/SC 8

Hydraulic fluid power — Test code for the determination of sound power levels of pumps using sound intensity techniques: Engineering method — Part 1: Pumps

90.60 Close of review

ISO/TC 131/SC 8

Hydraulic fluid power — Electrically controlled hydraulic pumps — Test methods to determine performance characteristics

90.93 Standard confirmed

ISO/TC 131/SC 8

Hydraulic fluid power — Methods to assess the reliability of hydraulic components — Part 1: General procedures and calculation method

90.93 Standard confirmed

ISO/TC 131/SC 8

Water hydraulics — Water-hydraulic pumps — Methods of testing and representing basic steady-state performance

60.60 Standard published

ISO/TC 131/SC 8

Hydraulic fluid power — Determination of characteristics of motors — Part 1: At constant low speed and constant pressure

90.93 Standard confirmed

ISO/TC 131/SC 8

Hydraulic fluid power — Determination of characteristics of motors — Part 2: Startability

90.93 Standard confirmed

ISO/TC 131/SC 8

Hydraulic fluid power — Determination of characteristics of motors — Part 3: At constant flow and at constant torque

90.93 Standard confirmed

ISO/TC 131/SC 8

Hydraulic fluid power — Positive-displacement pumps, motors and integral transmissions — Methods of testing and presenting basic steady state performance

90.60 Close of review

ISO/TC 131/SC 8

Hydraulic fluid power — Test code for determination of airborne noise levels — Part 1: Pumps

90.92 Standard to be revised

ISO/TC 131/SC 8

Hydraulic fluid power — Test code for determination of airborne noise levels — Part 2: Motors

90.92 Standard to be revised

ISO/TC 131/SC 8