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ASME B30.20 2010 Edition, July 9, 2010
Complete Document
Below-the-Hook Lifting Devices
Includes all amendments and changes through Change/Amendment , July 9, 2010
Page Count:60
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Volume B30.20 includes provisions that apply to the marking, construction, installation, inspection, testing, maintenance, and operation of below-the-hook lifting devices, other than components addressed by other ASME B30 volumes or other standards, used for attaching loads to a hoist. The devices are arranged in five chapters as follows:

Chapter 20-1: Structural and Mechanical Lifting Devices

Chapter 20-2: Vacuum Lifting Devices

Chapter 20-3: Close Proximity Operated Lifting Magnets

Chapter 20-4: Remotely Operated Lifting Magnets

Chapter 20-5: Scrap and Material Handling Grapples