GB/T 37162.4-2023Hydraulic fluid power - Monitoring the level of particulate contamination of the fluid - Part 4: Use of the light extinction technique (English PDF)
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Issued by
State Administration for Market Regulation, China National Standardization Administration
Level / Type
National · Recommended
Issue date
March 17, 2023
Implementation date
October 1, 2023
Scope
GB/T 37162.4-2023 (Hydraulic fluid power - Monitoring the level of particulate contamination of the fluid - Part 4: Use of the light extinction technique) is available as an English-translated PDF.
GB/T 37162.4-2023 is the Chinese standard "Hydraulic fluid power - Monitoring the level of particulate contamination of the fluid - Part 4: Use of the light extinction technique".
Its scope clause reads: This document specifies methods for on-line or off-line monitoring of particle contamination using shading techniques (also known as light shading or shading methods), and also specifies Procedures are established for laboratory and field calibration of instruments and for verifying correct use of instruments: The methods specified in this document are suitable for monitoring: --- Cleanliness of the hydraulic system; --- flushing process; --- Auxiliary equipment and test bench: This method is only applicable to single-phase liquid systems:. Its clauses include terms and definitions.
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Document preview — GB/T 37162.4-2023
National Standard of the People's Republic of China
- ICS
- 23.100.60
- Classification
- J 20
Issued by: State Administration for Market Regulation, China National Standardization Administration
Contents
- Preface
- Introduction
- 1 Scope
- 2 Normative references
- 3 Terms and Definitions
- 4 Health and Safety
- 5 equipment
- 6 Operating procedure
- 7 Calibration and Verification Procedures
- 8 Reporting of results of calibration and verification procedures
- 9 Test report
- 10 Standard description
1 Scope
This document specifies methods for on-line or off-line monitoring of particle contamination using shading techniques (also known as light shading or shading methods), and also specifies
Procedures are established for laboratory and field calibration of instruments and for verifying correct use of instruments:
The methods specified in this document are suitable for monitoring:
--- Cleanliness of the hydraulic system;
--- flushing process;
--- Auxiliary equipment and test bench:
This method is only applicable to single-phase liquid systems:
2 Normative references
The contents of the following documents constitute the essential provisions of this document through normative references in the text: Among them, dated references
For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document:
Note: GB/T 17489-1998 Hydraulic Particle Contamination Analysis Extract liquid samples from working system pipelines (idtISO 4021:1992)
Note: GB/T 17446-2012 Fluid Power System and Component Vocabulary (ISO 5598:2008, IDT)
ISO 11500:2008 Hydraulic transmission adopts the automatic particle counting method of the shading principle to determine the particle pollution degree of liquid samples (Hydraulic
Note: GB/T 37163-2018 hydraulic transmission adopts the automatic particle counting method of the shading principle to determine the particle pollution degree of liquid samples (ISO 11500:2008,
MOD)
3 Terms and Definitions
The terms and definitions defined in ISO 5598 and the following apply to this document:
ISO and IEC maintain terminology databases for standardization at:
---IEC Electronics Open Platform: http://www:electropedia:org
---ISO online browsing platform: http://www:iso:org/obp […]
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 27 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 17489-1998Hydraulic fluid power - Particulate contamination analysis - Extraction of fluid samples from lines of an operating system
- GB/T 17446-2012Fluid power systems and components - Vocabulary
- GB/T 37163-2018Hydraulic fluid power - Contamination analysis - Determination of the particulate contamination level of a liquid sample by automatic particle counting using the light-extinction principle
ISO 5598 · ISO 11500
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Related Standards
GB/T 37163-2018 — Hydraulic fluid power -- Determination of the particulate contamination level of a liquid sample by automatic particle counting using the light-extinction principle
GB/T 37162.1-2026 — Hydraulic fluid power - Monitoring the level of particulate contamination of the fluid - Part 1: General principles
GB/T 37162.1-2018 — Hydraulic fluid power -- Monitoring the level of particulate contamination of the fluid -- Part 1: General principles
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