ASME BTH-1-2005 Design of Below-the-Hook Lifting Devices

An American National Standard. The American Society of Mechanical Engineers (ASME).Date of Issuance: March 6, 2006 . 62 p. This Standard provides minimum structural and mechanical design and electrical component selection criteria for ASME B30.20 below-the-hook lifting devices.
The provisions in this Standard apply to the design or modification of below-the-hook lifting devices. Compliance with requirements and criteria that may be unique to specialized industries and environments is outside of the scope of this Standard.