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GB/T 16950-2014Geological core drilling tools (English PDF)

地质岩心钻探钻具

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Issued by

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

Level / Type

National · Recommended

Issue date

June 9, 2014

Implementation date

October 1, 2014

Scope

GB/T 16950-2014 is the English-translated version of 地质岩心钻探钻具.

GB/T 16950-2014 is the Chinese standard "Geological core drilling tools".

Its scope clause reads: This standard specifies the geological core drilling drill type, size, and symbols, pipe performance and interchangeability dimensions and so on. include. --- Rope coring drill pipe and drill their common connection; --- Coring drill; --- Casing and accessories.

This standard applies to drilling depth geological core drilling within 3000m, including the use of the heart and lift the rope coring drill Drilling Technology Diamond drilling, PDC drilling and carbide drilling.

Engineering geological drilling, small-bore construction drilling can refer to use. Its clauses include terms and definitions.

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Document preview — GB/T 16950-2014

National Standard of the People's Republic of China

ICS: 73.100.30
Classification: D 81
Replacing: GB/T 16950-1997; GB/T 16951-1997

Issued by: General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

Preface
1 Scope
2 Normative references
3 Terms and definitions
4 code and symbols
6 rod
7 coring drill
8 casing and accessories
References

1 Scope

This standard specifies the geological core drilling drill type, size, and symbols, pipe performance and interchangeability dimensions and so on. include.

--- Rope coring drill pipe and drill their common connection;

--- Coring drill;

--- Casing and accessories.

This standard applies to drilling depth geological core drilling within 3000m, including the use of the heart and lift the rope coring drill Drilling Technology

Diamond drilling, PDC drilling and carbide drilling. Engineering geological drilling, small-bore construction drilling can refer to use.

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 229 metal Charpy pendulum impact test method

GB/T 230.1 metallic materials - Rockwell hardness test - Part 1. Test methods (A, B, C, D, E, F, G, H, K, N, T scale)

GB/T 9151-1988 drilling engineering terminology

GB/T 9808-2008 drilling seamless

GB/T 22512.2-2008 petroleum and natural gas industries - Rotary drilling equipment - Part 2. rotary shouldered threaded connection processing

And Measurement

3 Terms and Definitions

GB/T 9151 defined by the following terms and definitions apply to this document.

3.1 Geological core drilling

Geological exploration work to obtain rock samples for the purpose of drilling operations.

3.2 Drill driltools

Drilling holes appliance.

3.3 Drill drilrod/drilpipe

Broken rock bottom of the hole used to convey the power, transport and flushing medium metal pipe.

3.4 Single

A cut length of drill pipe.

[GB/T 9151-1988, the definition 7.8]

3.5 The stand stand

The lifting step does not breakout unit consists of several single composition.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 99 pages — is available in the English PDF.

Referenced standards

Normative references

Cited by

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