ASME B30.7-2021 索道，起重机，起重机，提升机，吊钩，千斤顶和吊索的绞车安全标准.pdf

Winches Safety Standard for Cableways, Cranes, Derricks, Hoists, Hooks, Jacks, and Slings AN AMERICAN NATIONAL STANDARD Winches Safety Standard for Cableways, Cranes, Derricks, Hoists, Hooks, Jacks, and Slings AN AMERICAN NATIONAL STANDARD A泪元、 ）€封是SI q岱VThe American Soci哟。f U丘.）® Mechanical Enginee『S Two Park Avenue • New York , NY • 10016 USA Date of lssuan四· November 19, 2021 The nextedition ofthis Standard is scheduled for publication in 2026. This Standard will bee。meeffective 1year after the Date of Issuance. ASME Issues written replies to Inquiries concerning Interpretations of technical aspects of this Standard. Interpretations are published on the ASME website under the Committee Pages at / as they are issued. Errata to codes and standards may be posted on the ASME website under the Committee Pages to provide corrections t。 Incorrectly published items, or to correct typographica l or grammatical errors in codes and standards. Such errata shall be used on the date posted. The Committee Pages can be found at /. There is an option available t。automatically receive an e-mail notification when errata are posted to a particular code or standard. 刊is option can be found on the appropriate Committee Page after selecting ” Errata• In the Publlcation Information section. ASME is t he regi且ered trademark of The American s。dety 。f Mechanical Engineers. ”、is c。de。r standard was developed under procedures accredited as meetingthe criteria for American Nati。nal Standards.The Standards Committee that approved the c。deor standard was balancedt。assure that individuals from competent and concerned interests have had an opportunity to participate The proposed code or standard was made available for public review and c。mmentt hat provides an opportunity for additional