GB/T 6335.2-2010
Rotary and rotary impact masonty drill bits with hardmetal tips.Part 2:Technical specifications (English Version)
- Standard No.
- GB/T 6335.2-2010
- Language
- Chinese, Available in English version
- Release Date
- 2010
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Latest
- GB/T 6335.2-2010
- Replace
- GB/T 6335.2-1996
- Scope
- This part of GB/T 6335 specifies the basic requirements for dimensional and position tolerances, appearance and surface roughness, material and hardness, performance test, marking and packaging of rotary and rotary percussion cemented carbide construction drills. This part is applicable to rotary and rotary impact cemented carbide construction drills with a diameter of 4 mm to 25 mm on materials such as bricks, blocks and light walls. This section does not apply to rock drill bits.
GB/T 6335.2-2010 Referenced Document
- GB/T 18376.2 Grades of cemented carbide.Part 2:Grades of cemented carbide for geological and mining tools*， 2014-06-09 Update
- GB/T 6335.1 Rotary and rotary impact masonty drill bits with hardmetal tips.Part 1:Dimensions
GB/T 6335.2-2010 history
- 2010 GB/T 6335.2-2010 Rotary and rotary impact masonty drill bits with hardmetal tips.Part 2:Technical specifications
- 1996 GB/T 6335.2-1996 Rotary and rotary impact masonry drill bits with hardmetal tips. Part 2: Technical specifications
