JB/T 10231.2-2001
Tool inspaction methods.part 2:twist drills (English Version)
- Standard No.
- JB/T 10231.2-2001
- Language
- Chinese, Available in English version
- Release Date
- 2001
- Published By
- Professional Standard - Machinery
- Status
- 2015-10
- Replace By
- JB/T 10231.2-2015
- Latest
- JB/T 10231.2-2015
- Scope
- JB/T 10231.2-2001 This standard specifies the testing methods and testing instruments for finished twist drills. These methods are not exclusive. This standard is applicable to GB/T 6135.1～6135.5 "Straight shank twist drill", GB/T 1438.1～1438.4 "Taper shank twist drill", GB/T 6138.1～6138.2 "Step twist drill for drilling before tapping", GB Testing of twist drills produced by /T 17984 "Technical Conditions for Twist Drills". This standard was first released in March 2001.
JB/T 10231.2-2001 history
- 2015 JB/T 10231.2-2015 Testing methods for cutting tool products - Part 2: Twist drills
- 2001 JB/T 10231.2-2001 Tool inspaction methods.part 2:twist drills
