General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
Latest
GB/T 24506-2009
Scope
This standard specifies the types, parameters and model preparation of hydraulic supports for coal mines. This standard applies to various supports used in coal mining face.
GB/T 24506-2009 history
2009GB/T 24506-2009 Type and specification and model number of powered support