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 slings, used for attaching loads to hoist. The devices are arranged in four chapters as follows: Chapter 20-1: Structural and Mechanical Lifting Devices. Chapter 20-2: Vacuum Lifting Devices. Chapter 20-3: Operated Close Proximity Lifting Magnets. Chapter 20-4: Remotely Operated Lifting Magnets.
ASME B30.20-2006由美国机械工程师协会 US-ASME 发布于 2006。
ASME B30.20-2006 在中国标准分类中归属于: J80 起重机械,在国际标准分类中归属于: 53.020.99 其他起重设备。
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