Includes provisions that apply to the marking, construction, installation, inspection, testing, maintenance, and operation of below-the-hook lifting devices, other than slings, used for attaching loads to hoist.
Số hiệu tiêu chuẩn
ANSI/ASME B 30.20a
Tên tiêu chuẩn
Below-the-Hook Lifting Devices
Ngày phát hành
2001-00-00
Từ khóa
Electromagnets * Forceps * Grab cranes * Grabs * Inspection * Lifting appliances * Lifting devices * Magnets * Maintenance * Safety * Testing * Vacuum lifters * Pincers * Nippers * Tongs * Pliers