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  1. 30 de ago. de 2017 · Below-the-hook lifting devices are most often mechanical, but can also be operated electronically, hydraulically, or pneumatically, as well—with special controls engineered into the design of the product to operate claws, tongs, hooks, or latches.

  2. Below-the-Hook Lifting Devices Safety Standard for Cableways, Cranes, Derricks, Hoists, Hooks, Jacks, and Slings AN AMERICAN NATIONAL STANDARD ASME B30.20-2018 (Revision of ASME B30.20-2013)

  3. 30 de nov. de 2021 · Learn about the latest edition of ASME B30.20, which covers the construction, installation, inspection, testing, maintenance, and operation of various types of below-the-hook lifting devices. Find out the changes from the previous edition and how to buy or download the standard.

  4. B30.20 covers marking, construction, installation, inspection, testing, maintenance, and operation of below-the-hook lifting devices used for attaching loads to a hoist.

  5. 5 de dic. de 2023 · Learn about the latest revision of the standard for the design of below-the-hook lifting devices, such as slings, hooks, and magnets. Find out the changes, updates, and criteria from previous editions and how to purchase the document.

  6. El estándar ASME BTH-1 – Design of Below the Hook. Lifting Devices, surge tras la formación por parte del organismo ASME de un grupo de trabajo en el año 1997, con el objeto de generar un estándar de diseño que complemente al código ASME B30.20 Below the Hook.

  7. 16 de mar. de 2018 · ASME B30.20 defines the safety requirements for below-the-hook lifting devices including marking, inspection, construction and operation, whereas ASME BTH-1 defines the design requirements for developing these lifting devices.