JB/T 6999-1993
Double-bank and straight tooth planetary reduction gears (English Version)
- Standard No.
- JB/T 6999-1993
- Language
- Chinese, Available in English version
- Release Date
- 1993
- Published By
- Professional Standard - Machinery
- Status
- Latest
- JB/T 6999-1993
- Scope
- This standard specifies the type, size, basic parameters and technical conditions of five series of double-row spur gear planetary reducers: SPA, SPB, SPAZ, SPBZ and SPC. This standard is mainly applicable to metallurgy, mining, building materials, chemical industry, energy, transportation and other industries. The high-speed shaft speed of the reducer is 600~1500r/min according to its specifications. The peripheral speed of the reducer gear transmission is not greater than 15m/s for spur gears and not greater than 20m/s for helical gears. The working environment temperature of the reducer is -40~+45℃. When it is lower than 0℃, the lubricating oil should be preheated to above 10℃ before starting. The reducer can operate in both forward and reverse directions.
JB/T 6999-1993 history
- 1993 JB/T 6999-1993 Double-bank and straight tooth planetary reduction gears
