GB/T 4243-2004
Long fluted machine reamers,Morse tape shanks
2018-07
- Standard No.
- GB/T 4243-2004
- Language
- Chinese
- Release Date
- 2004
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Replace By
- GB/T 4243-2017
- Lastest
- GB/T 4243-2017
- Scope
- This standard specifies the dimensions and marking examples of Morse taper shank long blade machine reamers. This standard consists of three tables: - Recommended diameters in millimeters and corresponding dimensions; - Recommended diameters in inches and corresponding dimensions; - Dimensions in millimeters and inches divided by diameter. In addition, length and cut part diameter tolerances are specified. This standard applies to high-speed steel Morse taper shank long-edged machine reamers with a diameter greater than 6mm to 85mm.
GB/T 4243-2004 history
- 2017 GB/T 4243-2017 Long fluted machine reamers with Morse taper shanks
- 2004 GB/T 4243-2004 Long fluted machine reamers,Morse tape shanks
- 1984 GB/T 4243-1984 Long fluted machine reamers with Morse taper shanks