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GB/T 30437-2013: Table torsion balance
Status: Valid
| Standard ID | Contents [version] | USD | STEP2 | [PDF] delivered in | Standard Title (Description) | Status | PDF |
| GB/T 30437-2013 | English | 229 |
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Table torsion balance
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GB/T 30437-2013
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Basic data | Standard ID | GB/T 30437-2013 (GB/T30437-2013) | | Description (Translated English) | Table torsion balance | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | N61 | | Classification of International Standard | 17.060 | | Word Count Estimation | 10,184 | | Quoted Standard | GB/T 191-2008; GB/T 2829-2002; GB/T 9969-2008; GB/T 11606-2007; JJG 98-2006 | | Regulation (derived from) | National Standards Bulletin 2013 No. 27 | | 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 | | Summary | This standard specifies the basic parameters of the torsion balance tray, requirements, test methods, inspection rules, marking and packaging, transportation and storage. This standard applies to the use of complex double-disc, such as beam lever arm bala | GB/T 30437-2013: Table torsion balance---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.
Table torsion balance
ICS 17.060
N61
National Standards of People's Republic of China
Tray Torsion Balance
Issued on. 2013-12-31
2014-08-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Foreword
Please note that some of the content of this document may involve patents. Distribution of this document
Institutions should not bear the responsibility to identify these patents.
This standard is proposed and managed by China Machinery Industry Federation.
This standard is drafted by. Shanghai Precision Scientific Instrument Co., Ltd., China Instrument Industry Association Branch of laboratory equipment, machinery
Instrumentation Technology and Economy Institute, Shanghai Ryohei Instrument Co., Ltd., a long Shaxiang balance Equipment Co., Ltd.,
Mirage Measurement and Testing Technology Research Institute.
Participated in the drafting of this standard. Shenyang Dragon Electronics Co., Ltd. Long Xiangjiang flat, Hunan Institute of Metrology detection, on
China Sea Bridge Precision Scientific Instrument Co., Ltd., Shanghai Shun Yuheng Scientific Instruments Co., Ltd., Shanghai Hai Jing Instrument Co., Ltd., Shenyang measurement RESEARCH
Studies, Liaoning Provincial Institute of Metrology.
The main drafters of this standard. Li Dong, Jinli Hui, Wang Jialong, Chau Kam-piu, Liang Hui, Zhou Lingrong, Zhu Jun, Zhang, a Bears fan, Zhong Xiaojun,
Return Jiangang, Wu Qun, Zhang Borong, Yang Xiuying, Deng Ai Qun, Feng Xiao liter, He Di, Dai Fang.
Tray Torsion Balance
1 Scope
This standard specifies the basic parameters of the tray torsion balance, requirements, test methods, inspection rules, logo and packaging, transportation and storage.
This standard applies to the use of complex beam, etc. Double arm lever balance principle and the use of elastic support strip made of zero readings tray torsion balance
(Hereinafter referred to as the balance).
2 Normative references
The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein
Member. For undated references, the latest edition (including any amendments) applies to this document.
GB/T 191-2008 packaging and storing the flag icon
GB/T 2829-2002 periodic inspection Sampling procedures and tables (suitable for process stability test)
GB/T 9969-2008 General Industrial Product Manual
GB/T 11606-2007 analytical instruments environmental test methods
JJG98-2006 mechanical inspection of balance
3 balance of the basic parameters
3.1 actual scale
Expressed in units of mass balance of the difference between two adjacent values shown for the actual scale of the balance, by d.
3.2 verification scale
Value of the verification scale value expressed in units of mass balance for the division level metering and verification, represented by e. It should take
In the form of 1 × 10k or 2 × 10k or 5 × 10k, where. k is a positive integer, negative integer or zero.
3.3 d and e are predetermined
e = d.
3.4 degree
Than the maximum capacity of the indexing value for the sub-degree scale, denoted by n.
3.5 accuracy level
Dividing the value of their accuracy and scale intervals n e division balance levels. 10.
3.6 Basic parameters
The basic parameters of the balance shall be in accordance with Table 1.
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