- Standard No.
- JB/T 12477-2018
- Language
- Chinese, Available in English version
- Release Date
- 2018
- Published By
- Professional Standard - Machinery
- Latest
-
JB/T 12477-2018
- Replace
-
JB/T 8905.2-1999
- Scope
- This standard specifies the type, basic parameters and dimensions, technical requirements, test methods, inspection rules, marking, packaging, transportation and storage of base-mounted reducers for cranes. This standard applies to three series of external meshing involute helical cylindrical gear reducers, QJR-D, QJS-D and QJRS-D. The reducer is mainly used in various relevant mechanisms of cranes, and can also be used in transportation, metallurgy, Transmission mechanism of various mechanical equipment in mining, chemical industry, light industry, etc.
JB/T 12477-2018 history
JB/T 12477-2018 Base type reducer for crane has been changed from JB/T 8905.2-1999 Foot mounted gearboxes for cranes.