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SN/T 3364-2012: Methods of sampling coke in bulk in the warehouse
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SN/T 3364-2012: Methods of sampling coke in bulk in the warehouse

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Methods of sampling coke in bulk in the warehouse People's Republic of China Entry-Exit Inspection and Quarantine Standards Bulk sampling method coke warehouse Issued on. 2012-12-12 2013-07-01 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard by the National Certification and Accreditation Administration Committee. This standard was drafted. Tianjin People's Republic of China Exit Inspection and Quarantine. The main drafters of this standard. Sun Shiming, Liu Qingshan Wei Wei, Wang Xiangdong, Liuyue Yong, Guo Shuli. Bulk sampling method coke warehouse

1 Scope

This standard specifies the relevant terms and definitions bulk coke warehouse sampling, manual sampling tools, sampling methods, sample and analyze industrial objects Rational methods can take test samples. This standard applies to take the bulk of the coke industry analysis and physical performance test specimens in the warehouse.

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 1997 Coke samples and preparation GB/T 9977 coking products term

3 Terms and Definitions

GB/T 9977 defined by the following terms and definitions apply to this document. 3.1 Batch and batch lotandbatch In the first delivery of the same specifications as the number of coke, coke constituting a group called batch quality. 3.2 Basic batch basiclot Minimum volume requirements. 3.3 Parts like sharesample By a group of coke in one place, a sampling tool motion made coke samples. 3.4 Maximum size maximumsize By more than 95% of the minimum mesh size of the coke. 3.5 Sample reuse sampleagainuse All samples will be used for the determination of an item, and then after a portion or all of the samples prepared by, for the determination of other projects. For example, the samples were sieved analysis, then part of the screen where the level measured sample drum strength.

4 General Provisions

4.1 The sampling equipment, tools, containers containing samples should be kept clean. Water samples were removed after 4.2, should be immediately placed in a sealed cover containing corrosion-resistant containers like drums or other sealed impermeable inside. As each increment Placed immediately after sealing. ...