General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 31050-2014
Scope
This standard specifies the energy efficiency test methods for metallurgical cranes. This standard applies to metallurgical cranes (hereinafter referred to as cranes) specified in JB/T 7688 (all parts), and other electrically driven bridge cranes can also be used as a reference.