DZ/T 0277-2015
Diamond bits for geological core drilling (English Version)
- Standard No.
- DZ/T 0277-2015
- Language
- Chinese, Available in English version
- Release Date
- 2015
- Published By
- Professional Standard - Geology
- Latest
- DZ/T 0277-2015
- Replace
- DZ 2.1-1987
- Scope
- This standard specifies the code name of diamond core drill bits for geological core drilling, the shape and name of the drill bit lip, drill bit types and specifications, diamond for drill bits, drill bit matrix performance requirements, drill bit steel body performance requirements, drill bit product technical requirements, and inspection rules. and packaging. This standard applies to the design, manufacture and inspection of drill bits for geological core drilling with a drilling depth within 3 000 m as specified in GB/T 16950-2014.
DZ/T 0277-2015 Referenced Document
- DZ/T 0227-2010 Geological core drilling regulations
- GB/T 16950-2014 Geological core drilling tools
- JB/T 10041 Carbide-backed polycrystalline diamond or polycrystalline cubic boron nitride blanks species,dimensions*， 2019-10-01 Update
DZ/T 0277-2015 history
- 2015 DZ/T 0277-2015 Diamond bits for geological core drilling
- 1970 DZ 2.1-1987 Geological Drilling Diamond Bits
DZ/T 0277-2015 Diamond bits for geological core drilling has been changed from DZ 2.1-1987 Geological Drilling Diamond Bits.
