GB/T 1997-2008 in English

1 Scope

This standard specifies the relevant terms and definitions for coke sampling and preparation, sampling locations, house and equipment tools as well as the sampling and preparation method for industrial analytical samples and physical property inspection samples.

This standard is applicable to the sampling and preparation of industrial analytical samples and physical property inspection samples.

2 Normative References

The following normative documents contain provisions which, through reference in this text, constitute provisions of this standard. For dated reference, subsequent amendments (excluding corrections) to, or revisions of, any of these publications do not apply. However, parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards indicated below. For undated references, the latest edition applies.

GB/T 2007.5 General Rule for the Sampling and Sample Preparation of Minerals in Bulk - Experimental Methods for Checking the Bias of Sampling
GB/T 9977 The Terms of Coking Products

3 Term and Definition

For the purpose of this standard, the following terms and definitions as well as those specified in GB/T 9977 apply.

3.1
lot and batch
coke of the same specification delivered at the same time is lot, and mass of a lot of coke is called batch

3.2
basic batch
specified minimum batch

3.3
share sample
coke sample obtained with sampling tool acting for one time (several times for manual sampling) at one position of a lot of coke

Foreword i
1 Scope
2 Normative References
3 Term and Definition
4 General Requirements
5 Sampling
6 Preparation of Coke Sample for Industrial Analysis