Sichuan Provincial Standard of the People's Republic of China
Latest
DB51/T 1985-2015
Scope
This standard specifies the terms and definitions, technical requirements, inspection methods, inspection rules, product identification and certificate, packaging, and storage of vanadium-titanium gray cast iron automotive brake drums (hereinafter referred to as brake drums). This standard applies to vanadium-titanium gray cast iron automobile brake drums and does not apply to automobile brake drums made of other materials.
DB51/T 1985-2015 history
2015DB51/T 1985-2015 General specification for vanadium-titanium gray cast iron automobile brake drum