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GB/T 28878.4-2016 English PDF

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GB/T 28878.4-2016: Specification of the rotating component in space science experiments -- Part 4: Lubrication oil acceptance
Status: Valid

Standard ID	Contents [version]	USD	STEP2	[PDF] delivered in	Standard Title (Description)	Status	PDF
GB/T 28878.4-2016	English	239	Add to Cart	3 days [Need to translate]	Specification of the rotating component in space science experiments -- Part 4: Lubrication oil acceptance	Valid	GB/T 28878.4-2016

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Basic data

Standard ID	GB/T 28878.4-2016 (GB/T28878.4-2016)
Description (Translated English)	Specification of the rotating component in space science experiments -- Part 4: Lubrication oil acceptance
Sector / Industry	National Standard (Recommended)
Classification of Chinese Standard	V22
Word Count Estimation	12,115
Date of Issue	2016-08-29
Date of Implementation	2016-11-01
Regulation (derived from)	National Standard Announcement 2016 No.14
Issuing agency(ies)	General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

GB/T 28878.4-2016: Specification of the rotating component in space science experiments -- Part 4: Lubrication oil acceptance

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Specification of the rotating component in space science experiments - Part 4. Lubrication oil acceptance ICS 49.035 V22 National Standards of People's Republic of China Specification for rotating parts of space science experiment Part 4. acceptance of lubricants Part 4. Lubricationoilacceptance 2016-08-29 released 2016-11-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China China National Standardization Management Committee released Directory Preface III 1 Scope 1 2 normative reference document 1 3 Terms and definitions 1 4 symbol 2 5 Acceptance conditions and process 2 5.1 Acceptance conditions 2 5.2 Acceptance Process 2 Acceptance requirements 3 6.1 Acceptance test environment 3 6.2 Acceptance testing items and methods 3 Acceptance test 7.1 Inspection Responsibilities 4 7.2 Test Classification 4 7.3 Identification test 4 7.4 Review of inspection 5 7.5 Review inspection judgment 5 7.6 Review of special lubricants 5 8 product receiving 5 8.1 mark 5 8.2 Packing 5 8.3 List of documents 6 Appendix A (informative) Space science experimental device Rotating parts Common lubricants Performance index 7 Reference 9

Foreword

GB/T 28878 "space science experimental rotating parts specification" is divided into the following 10 parts. - Part 1. Design principles; - Part 2. Lubrication design requirements; - Part 3. Rolling bearing acceptance; - Part 4. acceptance of lubricants; - Part 5. Motor acceptance; - Part 6. Performance testing; - Part 7. Reliability testing; Part 8. Assembly; - Part 9. Delivery; - Part 10. Storage reinspection. This part is part 4 of GB/T 28878. This part is drafted in accordance with the rules given in GB/T 1.1-2009. This part is headed by the National Committee for the Standardization of Space Science and Its Application (SAC/TC312). This part of the drafting unit. Shanghai Institute of Technical Physics, Chinese Academy of Sciences, China Petroleum and Chemical Research Institute, Chinese Academy of Sciences Lanzhou Institute of Physics. This part of the main drafters. Liu Xiaohua, Liang Yuxiang, Sun Jiayi, Wang Chenfei. Specification for rotating parts of space science experiment Part 4. acceptance of lubricants

1 Scope

This part of GB/T 28878 specifies the chlorophenyl silicone oil, polyalphaolefin synthetic hydrocarbon oils commonly used in rotating parts of space science experimental devices, The acceptance conditions, processes, requirements, inspection rules and delivery of lubricating oils of polyalkylcyclopentane synthetic hydrocarbon oils and greases based on their oils ready. This part applies to the acceptance of lubricating oil for rotating parts used in space science experimental installations. Other space rotating parts of the oil acceptance Can refer to use. This part can also be used for overdue storage of lubricants.

2 normative reference documents

The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article Pieces. For undated references, the latest edition (including all modifications) applies to this document. Measurement of kinematic viscosity of petroleum products and calculation method of dynamic viscosity GB/T GB/T 2013 Liquid petrochemical product density determination method GB/T 2541 Petroleum Products Viscosity Index Determination of oil pour point GB/T 3536 Determination of flash point and ignition of petroleum products Cleveland open cup method Petroleum liquid manual sampling method GB/T 4756 Petroleum products - Color determination method GB/T GB/T 7304 Determination of acid value of petroleum products - Potentiometric titration method GB/T 7325 Determination of evaporation loss of greases and lubricants GB/T 25915.1-2010 clean rooms and associated controlled environments - Part 1. Air cleanliness class Specification for rotating parts of space science - Part 1. Design terminology GB/T 28878-1 GJB563 Determination of Corrosion and Oxidation Stability of Light Aviation Lubricants (Metal Sheet Method) Test Method for Saturated Vapor Pressure of Vacuum with Rules for the packaging, storage and delivery of petroleum products SH/T 0189 Determination of abrasion resistance of lubricating oil (four-ball machine method) Method for determination of thermal stability of hydraulic oil SH/T 0209 SH/T 0762 Determination of friction coefficient of lubricating oil (four ball method)

3 terms and definitions

GB/T 28878.1 Definitions and the following terms and definitions apply to this document. 3.1 Dynamic viscosity The internal friction force of a liquid under a certain shear stress is the ratio of shear stress to shear rate applied to the flowing liquid. single

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