GB/T 4251-2004
Machine reamers with parallel shanks with carbide tips
2009-04
- Standard No.
- GB/T 4251-2004
- 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 4251-2008
- Lastest
- GB/T 4251-2008
- Scope
- This standard specifies the types and dimensions of carbide straight shank machine reamers. This standard applies to hard alloy straight shank machine reamers with a diameter greater than 5.3 mm to 20 mm.
GB/T 4251-2004 history
- 2008 GB/T 4251-2008 Machine reamers with carbide tips
- 2004 GB/T 4251-2004 Machine reamers with parallel shanks with carbide tips
- 1984 GB/T 4251-1984 Machine reamers with parallel shanks with carbide tips