GB/T 16950-2014
Geological core drilling tools (English Version)
- Standard No.
- GB/T 16950-2014
- Language
- Chinese, Available in English version
- Release Date
- 2014
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 16950-2014
- Replace
- GB/T 16950-1997 GB/T 16951-1997
- Scope
- This standard specifies the categories, specifications and symbols of drilling tools for geological core drilling, pipe performance and interchangeable dimensions, etc. Including:--wireline core drill pipe and ordinary drill pipe and their connectors;--core drilling tools;--casing and its accessories. This standard applies to geological core drilling with a drilling depth of less than 3 000 m, including diamond drilling, composite sheet drilling and cemented carbide drilling using core extraction and wireline core drilling techniques. Engineering geological drilling and small-diameter engineering construction drilling can be used as a reference.
GB/T 16950-2014 Referenced Document
- GB/T 22512.2-2008 Petroleum and natural gas industries.Rotary drilling equiment.Part 2: Threading and gaugingof rotary shouldered thread connections
- GB/T 229 Metallic materials—Charpy pendulum impact test method*， 2020-09-29 Update
- GB/T 230.1 Metallic materials.Rockwell hardness test.Part 1:Test method*， 2018-05-14 Update
- GB/T 9151-1988 Terms of drilling engineering
- GB/T 9808-2008 Seamless steel tubes for drilling
GB/T 16950-2014 history
- 2014 GB/T 16950-2014 Geological core drilling tools
- 1997 GB/T 16950-1997 Diamond core drilling equipment conventional system
- 1982 GB 3423-1982 Seamless steel tubes standard use diamond core drilling
GB/T 16950-2014 Geological core drilling tools has been changed from GB/T 16951-1997 Diamond core drilling equipment wire line system.
