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GB/T 35471-2017: Whiskers for friction material
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| GB/T 35471-2017 | English | 279 |
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Whiskers for friction material
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GB/T 35471-2017
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Basic data | Standard ID | GB/T 35471-2017 (GB/T35471-2017) | | Description (Translated English) | Whiskers for friction material | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | Q69 | | Classification of International Standard | 43.040.40 | | Word Count Estimation | 14,121 | | Date of Issue | 2017-12-29 | | Date of Implementation | 2018-11-01 | | Regulation (derived from) | National Standards Bulletin 2017 No. 32 | | 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 35471-2017: Whiskers for friction material---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.
Whiskers for friction material
ICS 43.040.40
Q69
National Standards of People's Republic of China
Friction material whiskers
2017-12-29 Posted
2018-11-01 implementation
General Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
China National Standardization Administration released
Foreword
This standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard proposed by the China Building Materials Federation.
This standard by the National Non-metallic Mineral Products and Products Standardization Technical Committee (SAC/TC406) centralized.
This standard was drafted unit. Jiangxi Fengzhu New Materials Technology Co., Ltd., Zhengzhou Bo Kelly Ecological Engineering Co., Ltd., Zhejiang Kema friction material
Materials Co., Ltd., Xianyang Institute of Non-metallic Minerals Research and Design Institute Co., Ltd., Jurong billion grid nano-materials plant, Shunde District of Foshan City, Quality and Technical Supervision
Governor standards and coding.
The main drafters of this standard. Hou Caihong, Luo Xinfeng, Wang Lixin, Li Heping, Xu Great Wall, Zhu Meng, Lu Xi, Zhao Xiao Chun, Zhang Zhen.
Friction material whiskers
1 Scope
This standard specifies the friction materials used calcium sulfate whiskers, potassium hexatitanate whiskers and hexatitanate whisker terms and definitions, technical requirements, test
Inspection methods, inspection rules and signs, packaging, transportation and storage.
This standard applies to friction materials with calcium sulfate whiskers, potassium hexatitanate whiskers and six sodium titanate whiskers.
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version applies to this article
Pieces. For undated references, the latest edition (including all amendments) applies to this document.
GB/T 5950 Building materials and non-metallic mineral whiteness measurement method
GB/T 6682 analytical laboratory water specifications and test methods
GB/T 8170 repair value expressed about the rules and limit values representations and judgments
GB/T 23771 Determination of bulk density in inorganic chemical products
3 Terms and definitions
The following terms and definitions apply to this document.
3.1
Calcium sulfate whisker calciumsulfatewhisker
With calcium sulfate dihydrate (gypsum) as raw material, using appropriate technology and formula to generate a uniform cross-section, the integrity of the shape,
Perfect internal structure of the fibrous (whisker) single crystal. Molecular formula is CaSO4.
3.2
Potassium hexatitanate whisker potassiumtitanatewhisker
Crystals with a certain aspect ratio were tested by X-ray diffractometer. Artificial synthesis formula K2Ti6O13.
3.3
Sodium hexatitanate whiskers sodiumtitanatewhisker
Crystals with a certain aspect ratio were tested by X-ray diffractometer. Artificial synthesis formula is Na2Ti6O13.
4 technical requirements
Friction materials used calcium sulfate whiskers, potassium hexatitanate whiskers and sodium hexatitanate whisker technical requirements shall comply with the provisions of Table 1.
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