DB50/T 436-2012
Motorcycle and moped engine powder metallization valve seat ring, valve guide (English Version)
- Standard No.
- DB50/T 436-2012
- Language
- Chinese, Available in English version
- Release Date
- 2012
- Published By
- Chongqing Provincial Standard of the People's Republic of China
- Latest
- DB50/T 436-2012
- Scope
- This standard specifies the terms and definitions, requirements, inspection methods, inspection rules, marking, packaging, transportation and storage of powder metallurgy valve seats and valve guides for motorcycle and moped engines. This standard applies to single-layer and multi-layer valve seats and valve guides for motorcycle and moped engines. The single-layer and multi-layer valve seats and valve guides of powder metallurgy for general small gasoline engines and internal combustion engines can be used as a reference.
DB50/T 436-2012 history
- 2012 DB50/T 436-2012 Motorcycle and moped engine powder metallization valve seat ring, valve guide
