Standards SC6

CONTAMINATION CONTROL
ISO 2941:2009
Hydraulic fluid power -- Filter elements -- Verification of collapse/burst pressure rating

ISO 2942:2018
Hydraulic fluid power -- Filter elements -- Verification of fabrication integrity and determination of the first bubble point

ISO 2943:1998
Hydraulic fluid power -- Filter elements -- Verification of material compatibility with fluids

ISO 3722:1976
Hydraulic fluid power -- Fluid sample containers -- Qualifying and controlling cleaning methods

ISO 3723:2015
Hydraulic fluid power -- Filter elements -- Method for end load test

ISO 3724:2007
Hydraulic fluid power -- Filter elements -- Determination of resistance to flow fatigue using particulate contaminant

ISO 3968:2017
Hydraulic fluid power -- Filters -- Evaluation of differential pressure versus flow

ISO 4021:1992
Hydraulic fluid power -- Particulate contamination analysis -- Extraction of fluid samples from lines of an operating system

ISO 4405:1991
Hydraulic fluid power -- Fluid contamination -- Determination of particulate contamination by the gravimetric method

ISO 4406:2021
Hydraulic fluid power -- Fluids -- Method for coding the level of contamination by solid particles

ISO 4407:2002
Hydraulic fluid power -- Fluid contamination -- Determination of particulate contamination by the counting method using an optical microscope

ISO/TR 10686:2013
Hydraulic fluid power -- Method to relate the cleanliness of a hydraulic system to the cleanliness of the components and hydraulic fluid that make up the system

ISO/TR 10949:2002
Hydraulic fluid power -- Component cleanliness -- Guidelines for achieving and controlling cleanliness of components from manufacture to installation

ISO 11170:2013
Hydraulic fluid power -- Sequence of tests for verifying performance characteristics of filter elements

ISO 11171:2020
Hydraulic fluid power -- Calibration of automatic particle counters for liquids

ISO 11500:2008
Hydraulic fluid power -- Determination of the particulate contamination level of a liquid sample by automatic particle counting using the light-extinction principle

ISO 11943:2021
Hydraulic fluid power -- Online automatic particle-counting systems for liquids -- Methods of calibration and validation

ISO 12669:2017
Hydraulic fluid power -- Method for determining the required cleanliness level (RCL) of a system

ISO 12829:2016
Hydraulic spin-on filters with finite lives -- Method for verifying the rated fatigue life and the rated static burst pressure of the pressure-containing envelope

ISO/TR 15640:2011
Hydraulic fluid power contamination control -- General principles and guidelines for selection and application of hydraulic filters

ISO/TR 16386:2014
Impact of changes in ISO fluid power particle counting -- Contamination control and filter test standards

ISO 16431:2012
Hydraulic fluid power -- System clean-up procedures and verification of cleanliness of assembled systems

ISO 16860:2005
Hydraulic fluid power -- Filters -- Test method for differential pressure devices

ISO 16889:2022
Hydraulic fluid power -- Filters -- Multi-pass method for evaluating filtration performance of a filter element

ISO 16889:2008/Amd 1:2018
ISO 16908:2014
Hydraulic filter element test methods -- Thermal conditioning and cold start-up simulation

ISO 18237:2017
Hydraulic fluid power -- Method for evaluating water separation performance of dehydrators

ISO 18413:2015
Hydraulic fluid power -- Cleanliness of components -- Inspection document and principles related to contaminant extraction and analysis, and data reporting

ISO 21018-1:2008
Hydraulic fluid power -- Monitoring the level of particulate contamination of the fluid -- Part 1: General principles

ISO 21018-3:2008
Hydraulic fluid power -- Monitoring the level of particulate contamination of the fluid -- Part 3: Use of the filter blockage technique

ISO 21018-4:2019
Hydraulic fluid power -- Monitoring the level of particulate contamination in the fluid -- Part 4: Use of the light extinction technique

ISO 23181:2007
Hydraulic fluid power -- Filter elements -- Determination of resistance to flow fatigue using high viscosity fluid

ISO 23309:2020
Hydraulic fluid power systems -- Assembled systems -- Methods of cleaning lines by flushing

ISO 27407:2010
Hydraulic fluid power -- Marking of performance characteristics on hydraulic filters