GB/T 23271-2023_English: PDF (GB/T23271-2023)
Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
GB/T 23271-2023 | English | 419 |
Add to Cart
|
4 days [Need to translate]
|
Molybdenum disulfide
| Valid |
GB/T 23271-2023
|
GB/T 23271-2009 | English | 559 |
Add to Cart
|
3 days [Need to translate]
|
Molybdenum disulfide
| Obsolete |
GB/T 23271-2009
|
Standard ID | GB/T 23271-2023 (GB/T23271-2023) | Description (Translated English) | Molybdenum disulfide | Sector / Industry | National Standard (Recommended) | Classification of Chinese Standard | H63 | Classification of International Standard | 77.120.99 | Word Count Estimation | 22,270 | Date of Issue | 2023-08-06 | Date of Implementation | 2024-03-01 | Older Standard (superseded by this standard) | GB/T 23271-2009 | Drafting Organization | Jinduicheng Molybdenum Co., Ltd., Nonferrous Metals Technology and Economic Research Institute Co., Ltd., Songxian Pioneer Molybdenum Co., Ltd., Luoyang Shenyu Molybdenum Co., Ltd. | Administrative Organization | National Nonferrous Metals Standardization Technical Committee (SAC/TC 243) | Proposing organization | China Nonferrous Metals Industry Association | Issuing agency(ies) | State Administration for Market Regulation, National Standardization Administration | Standard ID | GB/T 23271-2009 (GB/T23271-2009) | Description (Translated English) | Molybdenum disulfide | Sector / Industry | National Standard (Recommended) | Classification of Chinese Standard | H70 | Classification of International Standard | 77.160 | Word Count Estimation | 14,139 | Date of Issue | 2009-01-05 | Date of Implementation | 2009-11-01 | Drafting Organization | Jinduicheng Molybdenum Group Co., Ltd. | Administrative Organization | National Nonferrous Metals Standardization Technical Committee | Regulation (derived from) | National Standard Approval Announcement 2009 No.2 (Total No.142) | Proposing organization | China Nonferrous Metals Industry Association | Issuing agency(ies) | Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China; Standardization Administration of China | Summary | This standard specifies the requirements for molybdenum disulfide, test methods, inspection rules, signs, packaging, Yun Han, store and purchase order (or contract) content. This standard applies to natural law or the synthetic production of molybdenum disulfide products. |
GB/T 23271-2023. Molybdenum disulfide
ICS 77.120.99
CCSH63
National Standards of People's Republic of China
Replace GB/T 23271-2009
Molybdenum disulfide
Published on 2023-08-06
2024-03-01 Implementation
State Administration for Market Regulation
Released by the National Standardization Administration Committee
Preface
This document complies with the regulations of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents"
Custom drafting.
This document replaces GB/T 23271-2009 "Molybdenum disulfide". Compared with GB/T 23271-2009, except for structural adjustments and editorial changes
In addition, the main technical changes are as follows.
a) Changed the scope of application (see Chapter 1, Chapter 1 of the.2009 edition);
b) Changed the technical requirements for chemical composition (see 5.1, 3.2 of the.2009 edition);
c) Changed the technical requirements for granularity (see 5.5, 3.3 of the.2009 version);
d) The product inspection items and sampling regulations have been changed (see 7.4.1, Table 3 of the.2009 version);
e) Added accompanying files (see 8.3).
Please note that some content in this document may be subject to patents. The publisher of this document assumes no responsibility for identifying patents.
This document is proposed by the China Nonferrous Metals Industry Association.
This document is under the jurisdiction of the National Nonferrous Metals Standardization Technical Committee (SAC/TC243).
This document was drafted by. Jinduicheng Molybdenum Co., Ltd., Nonferrous Metals Technology and Economic Research Institute Co., Ltd., Songxian Pioneer
Molybdenum Co., Ltd., Luoyang Shenyu Molybdenum Co., Ltd.
The main drafters of this document. Yang Yan, Wang Guoliang, Li Feng, Hui Sanshun, Chen Qiufang, Zhao Yu, Tian Jianrong, He Xin, Wang Bo, Bai Zhihui, Zeng Zhongfang,
Wang Peng.
This document was first published in.2009 and this is the first revision.
Molybdenum disulfide
1 Scope
This document specifies the classification, technical requirements, test methods, inspection rules, marking, packaging, transportation, storage and accompanying documents of molybdenum disulfide
and order form contents.
This document applies to molybdenum disulfide products produced by natural methods.
2 Normative reference documents
The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, the dated quotations
For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to
this document.
GB/T 191 Packaging, storage and transportation pictorial mark
GB/T 3249 Method for determination of Fisher particle size of metal and its compound powders
GB/T 4945 Determination of acid value and base number of petroleum products and lubricants (color indicator method)
GB/T 6678 General principles for sampling of chemical products
3 Terms and definitions
There are no terms or definitions to be defined in this document.
4 categories
Products are divided into 5 brands based on chemical composition. FMoS2-1 grade is mainly used for catalysts or catalyst raw materials; FMoS2-2, FMoS2-3,
FMoS2-4 and FMoS2-5 grades are mainly used for solid lubricants (oils, pastes), dispersions, friction modifiers, wear-resistant and anti-friction coatings and the manufacture of molybdenum metal
compound.
5 Technical requirements
5.1 Chemical composition
The chemical composition of the product should comply with the requirements in Table 1.
......
GB/T 23271-2009
Molybdenum disulfide
ICS 77.160
H70
National Standards of People's Republic of China
Molybdenum disulfide
Posted 2009-01-05
2009-11-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
Appendix A of this standard and Appendix B is an informative annex.
The standard proposed by China Nonferrous Metals Industry Association.
This standard Nonferrous Metals by the National Standardization Technical Committee.
This standard by Jinduicheng Molybdenum Group Co., Ltd. is responsible for drafting.
The main drafters of this standard. Fan Jianjun, Wang Guoliang, Cheng Jingfeng, Zhao Yu, Zhangjiang Feng.
Molybdenum disulfide
1 Scope
This standard specifies the molybdenum disulfide requirements, test methods, inspection rules, marking, packaging, transportation, storage and purchase order (or contract)
content.
This standard applies to natural law or synthetic production of molybdenum disulfide products.
Molecular formula. MoS2.
Relative molecular weight. 160.07 (according to 2003 international atomic weight).
2 Normative references
The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent
Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research
Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.
General Method GB/T 3049 Industrial chemicals determination of iron content 1,10 Philippines spectrophotometry method
ASTMD974 acid-base and acid and base value determination of oil and lubricants
3 Requirements
3.1 Categories
Depending on the application, the product is divided into five grades.
FMoS2-1. mainly used for catalyst or catalyst materials.
FMoS2-2, FMoS2-3, FMoS2-4, FMoS2-5. mainly used solid lubricants, lubricant additives, friction modifiers and manufacturing
Molybdenum metal compound.
3.2 Chemical composition
Chemical composition of the product shall comply with the provisions in Table 1.
Table 1%
Trademark
Main content
(Mass fraction)
Impurity elements (mass fraction)
MoS2 total insoluble Fe Pb MoO3 SiO2 H2O
Acid value
In dollars KOH /
(Mg/g)
Oil content
(Acetone extraction)
Not less than Not more than
FMoS2-1 99.50 - 0.01 0.02 - 0.001 0.10 0.50 -
FMoS2-2 99.00 0.50 0.15 0.02 0.20 0.10 0.20 0.50 0.50
FMoS2-3 98.50 0.50 0.15 0.02 0.20 0.10 0.20 0.50 0.50
FMoS2-4 98.00 0.65 0.30 0.02 0.20 0.20 0.20 0.50 0.50
FMoS2-5 96.00 2.50 0.70 0.02 0.20 - 0.20 1.00 0.50
3.3 size
Product size should be in accordance with Table 2.
......
|