B30.20 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 hoists, including: Structural and Mechanical Devices; Vacuum Lifting Devices; Close Proximity Operated Lifting Magnets; Remotely Operated Lifting Magnets; and Scrap and Material Handling Grapples
Số hiệu tiêu chuẩn
ANSI/ASME B 30.20
Tên tiêu chuẩn
Below-the-Hook Lifting Devices
Ngày phát hành
2006-00-00
Tiêu chuẩn tương đương
ASME B30.20 (2006), IDT
Từ khóa
Electromagnets * Forceps * Grab cranes * Grabs * Inspection * Lifting appliances * Lifting devices * Magnets * Maintenance * Safety * Testing * Vacuum lifters * Pincers * Nippers * Tongs * Pliers