General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 28757-2012
Scope
This standard specifies the conditions to be satisfied by calculation to verify the anti-tipping stability of various types of cranes (except mobile, tower and floating cranes) defined in GB/T 6974.1, assuming that the crane is placed on a solid horizontal support surface or on track. This standard does not cover the calibration of cranes slipping on their tracks.