This specification is applicable to all kinds of mechanical equipment installation projects, from unpacking to the no-load trial operation of the equipment, construction and acceptance, and for equipment that must be loaded before trial operation, it can go to load trial operation.
GB 50231-1998 history
2009GB 50231-2009 General code for construction and acceptance of mechanical equipment installation engineering
1998GB 50231-1998 General code for construction and acceptance of mechanical equipment installation engineering