GB/T 4749-2003
Petroleum equipment--Thread gages for rotary shouldered connections
2009-05
- Standard No.
- GB/T 4749-2003
- Language
- Chinese
- Release Date
- 2003
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Replace By
- GB/T 22512.2-2008
- Lastest
- GB/T 22512.2-2008
- Scope
- This standard specifies the relevant terms, product classification, technical requirements, measurement methods, inspection rules, marks, packaging, storage and transportation of thread gauges for oil drilling tool joints (hereinafter referred to as gauges). This standard applies to the design, manufacture, inspection and maintenance of oil drilling tool joint thread gauges.
GB/T 4749-2003 history
- 2008 GB/T 22512.2-2008 Petroleum and natural gas industries.Rotary drilling equiment.Part 2: Threading and gaugingof rotary shouldered thread connections
- 2003 GB/T 4749-2003 Petroleum equipment--Thread gages for rotary shouldered connections
GB/T 4749-2003 Petroleum equipment--Thread gages for rotary shouldered connections was changed to GB/T 22512.2-2008 Petroleum and natural gas industries.Rotary drilling equiment.Part 2: Threading and gaugingof rotary shouldered thread connections.