JB/T 7423.2-2011
Tapping machine.Part 2:Bench tapping machine.Testing of the accuracy (English Version)
- Standard No.
- JB/T 7423.2-2011
- Language
- Chinese, Available in English version
- Release Date
- 2011
- Published By
- Professional Standard - Machinery
- Latest
- JB/T 7423.2-2011
- Replace
- JB/T 8600.1-1997
- Scope
- This part of JB/T 7423 specifies the requirements and inspection methods for the geometric accuracy and working accuracy of desktop tapping machines. This section applies to general-purpose ordinary precision desktop tapping machines with tapping diameters of M3 to M30.
JB/T 7423.2-2011 Referenced Document
- GB/T 1031-2009 Geometrical Product Specifications(GPS).Surface texture:Profile method.Surface roughness parameters and their values
- GB/T 17421.1-1998 Test code for machine tools. Part 1: Geometric accuracy of machines operating under no-load or finishing conditions
- GB/T 197-2003 General purpose metric screw threads--Tolerances
- GB/T 20330-2006 Drill diameter for use prior to tapping screw threads
- GB/T 968-2007 Tap Thread Tolerance
JB/T 7423.2-2011 history
- 2011 JB/T 7423.2-2011 Tapping machine.Part 2:Bench tapping machine.Testing of the accuracy
- 2008 JB/T 7423.1-2008 Tapping machine.Part1:Type and parameters
- 1994 JB/T 7423.2-1994 Tapping machine series spectrum
JB/T 7423.2-2011 Tapping machine.Part 2:Bench tapping machine.Testing of the accuracy has been changed from JB/T 8600.1-1997 Bench tapping machines Accuracy inspection.
