YB/T 4263-2011
Button bits with special threads (English Version)
- Standard No.
- YB/T 4263-2011
- Language
- Chinese, Available in English version
- Release Date
- 2011
- Published By
- Professional Standard - Ferrous Metallurgy
- Latest
- YB/T 4263-2011
- Scope
- This standard specifies the ordering content, code, type, model, shape, thread, size and allowable deviation, technical requirements, test methods, inspection rules, packaging, marking and quality certificate of DT58 and HT60 special-shaped thread ball bits for rock drilling. Book. This standard applies to DT58 and HT60 special-shaped thread carbide ball tooth drill bits with diameters of 89mm to 152mm for rock drilling.
YB/T 4263-2011 Referenced Document
- GB/T 230.1 Metallic materials.Rockwell hardness test.Part 1:Test method*， 2018-05-14 Update
- GB/T 2527 Cemented carbide inserts for mining and oil-field bits
YB/T 4263-2011 history
- 2011 YB/T 4263-2011 Button bits with special threads
