This national standard specifies the classification, technical specification, test method and detection rules of general gantry cranes.
This national standard is applicable to the general gantry cranes operating outdoors (hereinafter referred to as "cranes"), and their fetching device is hook, grab bucket or magnechuck (lifting electromagnet), or made of two or three aforesaid means.
The identical and analogous parts of special gantry cranes also can make references from this national standard.
GB/T 14406-1993 The following standards are cited: